[8 Points] Write a program that performs a survey tally on beverages. The program should prompt for the next person until a sentinel value of −1 is entered to terminate the program. Each person participating in the survey should choose their favorite beverage from the list shown in the sample run. You do not need to check for invalid inputs. User input is shown in bold. Sample Rum: 1. Coffee 2. Tea 3. Coke 4. Orange Juice Please input the favorite beverage of person # 1 : Choose 1,2,3, or 4 from the above menu or −1 to exit the program 4 Please input the favorite beverage of person #2 : Choose 1,2,3, or 4 from the above menu or −1 to exit the program 1 Please input the favorite beverage of person #3: Choose 1,2,3, or 4 from the above menu or −1 to exit the program 3 Please input the favorite beverage of person #4: Choose 1,2,3, or 4 from the above menu or -1 to exit the program 1 Please input the favorite beverage of person #5 : Choose 1,2,3, or 4 from the above menu or −1 to exit the program 1 Please input the favorite beverage of person #6: Choose 1,2,3, or 4 from the above menu or −1 to exit the program - 1 The total number of people surveyed is 5 . The results are as follows: Beverage | Number of Votes Coffee ∣3 Tea ∣0 Coke | 1 Orange Juice | 1

The given scenario needs us to create a simple Trojan Horse that starts a shell that always grants the attacker access as the root user.

The script should be able to create a hidden shell with root access in the / tmp directory. The main answer to the problem is given below Below is the bash script that creates a simple Trojan Horse. The script mentioned above will create a new bash shell. The new shell will be a hidden shell that always grants the attacker access as the root user. The attacker can run this shell whenever required to access the system as the root user.

The script also ensures that the root user has in his PATH the ".", in the first place of the PATH or at least before the correct "Is" PATH. This is to ensure that when the legitimate root user executes Is in / tmp, the hidden shell with root access is created in / tmp. For test purposes, the attacker can execute "./s" as the root user in /tmp.

To know more about trojan horse visit:

https://brainly.com/question/33635645

#SPJ11

X.509 certificates are used in various network security applications, such as IP security, secure sockets layer (SSL), secure electronic transactions, and S/MIME.

The correct answer is A. X.509 certificates. X.509 is a widely used standard for digital certificates that are used in network security applications. These certificates are utilized to verify the authenticity and integrity of entities involved in secure communication over networks.

In IP security (IPsec), X.509 certificates are employed for secure authentication and encryption of IP packets. They allow for the establishment of secure virtual private networks (VPNs) and secure communication between network devices.

Secure Sockets Layer (SSL) and its successor Transport Layer Security (TLS) protocols also rely on X.509 certificates. These certificates are used to authenticate the identity of servers and establish encrypted connections between clients and servers, ensuring secure communication over the internet.

Secure electronic transactions, commonly used for online shopping and financial transactions, utilize X.509 certificates for secure authentication and encryption. These certificates help verify the identity of the parties involved and protect the confidentiality and integrity of sensitive data transmitted over the network.

S/MIME (Secure/Multipurpose Internet Mail Extensions) is a standard for secure email communication. X.509 certificates are integral to S/MIME as they are used to authenticate email senders, verify the integrity of email content, and encrypt email messages, ensuring secure and private communication.

Overall, X.509 certificates play a crucial role in various network security applications, providing authentication, encryption, and integrity for secure communication over networks.

Learn more about X.509 certificates here:

https://brainly.com/question/30765214

#SPJ11

Writing object-oriented programs involves creating classes, objects, and applications.

Object-oriented programming (OOP) is a programming paradigm that focuses on creating classes, objects, and applications. In OOP, classes are blueprints or templates that define the structure, behavior, and attributes of objects.

Objects are instances of classes and represent specific entities or concepts in the program. The process of writing object-oriented programs typically involves the following steps:

1. Creating Classes: Classes are defined to encapsulate related data and behaviors. They serve as the foundation for creating objects.

2. Creating Objects: Objects are created from classes using the "new" keyword. Each object has its own state (data) and behavior (methods).

3. Implementing Methods: Methods define the actions or operations that objects can perform. They encapsulate the behavior associated with the object.

4. Building Applications: Using the created classes and objects, developers can build applications by combining and utilizing the functionality provided by the objects.

Learn more about object-oriented programs

brainly.com/question/31741790

#SPJ11

1. The Aloha Protocol: The Aloha Protocol is the random access media access control protocol that is used in the packet radio networks. It is also utilized in satellite communication networks.

The system enables users to access the channel and transmit data at any time without prior coordination from the network.The Aloha protocol is used to deliver an easy and efficient method of communication over a radio or satellite link. It works by allowing any computer on the network to send data whenever they need to without waiting for any other system to finish.2. Carrier Sense Multiple Access with Collision Detection: The Carrier Sense Multiple Access with Collision Detection (CSMA/CD) is a type of media access control protocol.

It is a network protocol that listens to the network's available bandwidth before transmitting any data to prevent data collisions. It is a simple and robust method of controlling data flow through a network.3. Carrier Sense Multiple Access with Collision Avoidance: The Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA) is another media access control protocol. This method listens to the network before transmitting any data, but it uses different strategies to avoid network collisions.

To know more about radio networks visit:

https://brainly.com/question/32467565

#SPJ11

Here are the solutions for the software-related questions:

1. C: Database software.

2. B: Application software.

3. D: Compromise of sensitive information.

4. D: Does the software meet the business requirements?

5. D: (i) Application Service Providers, (ii) Software as a Service.

6. B: Upgrades.

7. D: Middleware.

8. A: ii, iii, iv, and v.

9. A: Embedded software.

10. B: Proprietary software.

1. C: Database software - A database software allows a company to save and manage information about their customers and products efficiently. It provides a structured way to store, retrieve, and manipulate data.

2. B: Application software - Application software is designed to perform specific tasks or functions for end-users. In this case, the UWC student needs software specifically for designing a poster, which falls under the category of application software.

3. D: Compromise of sensitive information - One of the risks associated with using an Application Service Provider (ASP) is the potential compromise of sensitive information. When a company relies on an external provider for software services, there is a risk of unauthorized access to sensitive data.

4. D: Does the software meet the business requirements? - Before purchasing software for calculating and reconciling inventory, John should consider whether the software meets the pre-defined business requirements. It is important to ensure that the software aligns with the specific needs and functionalities required by John's business.

5. D: (i) Application Service Providers, (ii) Software as a Service - Vendors who provide software over the network and charge monthly fees for usage are known as Application Service Providers (ASPs), and the model used to deliver these systems is referred to as Software as a Service (SaaS).

6. B: Upgrades - Upgrades refer to new versions or releases of software that provide additional features, improved functionality, and enhanced quality. Upgrades are a source of increased revenue for software manufacturers and offer benefits to users.

7. D: Middleware - Middleware is software that enables communication and data exchange between different systems or applications. In this case, combining two existing systems into one powerhouse system would require the use of middleware to facilitate seamless data exchange.

8. A: ii, iii, iv, and v - Important security functions in an operating system include controlled resource sharing, confinement mechanism, security policy, authentication mechanism, authorization mechanism, and encryption. In this case, options ii, iii, iv, and v are all correct.

9. A: Embedded software - Software installed in non-computer items, such as cars and household appliances, is referred to as embedded software. It controls the basic tasks and functionalities of these non-computer devices.

10. B: Proprietary software - The use of Office 365 by UWC, where licenses are purchased and no changes can be made to the software code, exemplifies proprietary software. It is commercially developed and owned by a specific company, limiting modifications by end-users.

Learn more about software: https://brainly.com/question/28224061

#SPJ11

In a library database, data about a book is stored as a separate a. record . A library database stores book data as separate records. In a database, a record is the equivalent of a row in a table. It contains all of the fields in that table for a particular item.

In this instance, each record contains all of the information about a particular book, such as its title, author, publisher, and so on.2. Which of the following tables is most likely to provide the instructor contact information for the mother of a student. Students. This is because the question is looking for the student's instructor's contact information. The student table will contain a column that lists the instructor's contact information, making it easier to find.3. A(n) extracts data from a database based on specified criteria, or conditions, for one or more fields. query. A query is a request for data from a database based on specified criteria. A query can be used to extract data from a database by looking for data that matches certain criteria.

This is accomplished by defining the criteria that the data must meet in order to be included in the query's result set.4. Spreadsheet can handle a lot more data than a database can. Databases can hold a lot more data than spreadsheets, which are more suited for working with smaller amounts of data.5. refers to a wide range of software applications that hackers employ to access a computer system without the user's knowledge and carry out an undesirable or damaging action. Malware is a category of software that includes various types of unwanted or harmful programs, including viruses, trojan horses, spyware, adware, and more.

To know more about library database visit:

https://brainly.com/question/32368106

#SPJ11

Here's one way to do the neighbor-counting part in the Conway Game of Life:First, create the Noff_r variable, as follows: N off_r =[−1,−1,0,1,1,1,0,−1];

To check the number of live neighbors of each cell, we can first use the convolution function to check the surrounding 8 cells of each cell. We also want to ensure that no indices are out of bounds in the matrix. Therefore, we will pad the matrix with an additional row and column of zeros on each side before calling the convolution function.This is what the implementation of the neighbor-counting part looks like:```
% define the matrix of the grid
grid_matrix = rand(50, 50) > 0.5; % randomly initialize the grid

% define the 8-neighbor kernel
neighbor_kernel = ones(3);
neighbor_kernel(2, 2) = 0;

% pad the matrix with zeros on all sides
padded_grid = padarray(grid_matrix, [1, 1], 'both');

% apply the convolution operation to count the number of neighbors
neighbors = conv2(double(padded_grid), neighbor_kernel, 'same');

% exclude the padded region from the neighbor count
neighbors = neighbors(2:end-1, 2:end-1);

% apply the game of life rules to update the grid
updated_grid = grid_matrix;
updated_grid(grid_matrix & (neighbors < 2 | neighbors > 3)) = 0; % live cells with fewer than 2 or more than 3 live neighbors die
updated_grid(~grid_matrix & neighbors == 3) = 1; % dead cells with exactly 3 live neighbors come alive

% plot the updated grid
pcolor(updated_grid);

To know more about Conway visit:

brainly.com/question/33328186

#SPJ11

In this lab, you'll create a license registration tracking system for Warner Brothers in the State of Looney Tunes by Java Code. To start, create the Citizen class with getter, setter methods, and a toString() method to handle the csv file data format.

In this lab, you will be creating a license registration tracking system for the Country of Warner Brothers for the State of Looney Tunes.

To accomplish this, you will need to create four classes: Citizen, CarOwner, RegistrationMethods, and RegistrationDemo. Let's break down the steps involved in creating the Citizen class:

1. Start by creating getter and setter methods for the instance variables "firstName" and "lastName". These methods will allow you to retrieve and modify the values of these variables. For example:

```java
public class Citizen {
 private String firstName;
 private String lastName;
 
 public String getFirstName() {
   return firstName;
 }
 
 public void setFirstName(String firstName) {
   this.firstName = firstName;
 }
 
 public String getLastName() {
   return lastName;
 }
 
 public void setLastName(String lastName) {
   this.lastName = lastName;
 }
}
```

2. Next, you need to implement the `toString()` method. This method should return a String representation of the Citizen object, combining the firstName and lastName separated by a space. However, note that the csv file has these reversed. Here's an example:

```java
public class Citizen {
 // ...
 
 Override
 public String toString() {
   return lastName + " " + firstName;
 }
}
```

By following these steps, you will have successfully implemented the Citizen class according to the given requirements. Remember to also create the CarOwner class, implement the CitizenInterface and CarOwnerInterface, and create the RegistrationMethods class that implements the RegistrationMethodsInterface.

Learn more about Java Code: brainly.com/question/26789430

#SPJ11

1. You are in charge of Public Key Infrastructure (PKI) certificates. A certificate has expired. Explain to a trainee security analyst the life of a key.

The lifecycle of the key refers to its phases from the creation of the key to its retirement. The key starts in the birth phase, followed by the operational phase, the post-operational phase, and finally the retirement phase. During the operational phase, the key is being used, and it is essential to keep track of the key's expiration date.

When a key reaches the end of its life, the post-operational phase begins, where the key is either revoked or expires, rendering it unusable. The last phase is the retirement phase, where the key is archived or destroyed. In summary, the life of a key can be divided into four phases: birth, operational, post-operational, and retirement phases.2. An organisation is implementing a token to verify users accessing company data.  

To know more about public key visit:

https://brainly.com/question/33632022

#SPJ11

False, the view in the content pane can not be changed

A component or region in a graphical user interface (GUI) known as the content pane is normally where an application's or window's primary content is presented.

Depending on how the GUI framework or program in question is implemented specifically, changing the view in the content pane may or may not be possible.

The majority of GUI frameworks and apps offer ways to change and update the information shown in the content pane.

Learn more about navigation pane at: https://brainly.com/question/32263818

#SPJ1

The user interface serves as a means for users to interact with the system and communicate their intentions and information needs effectively. rface serves as a means for users to interact with the system and communicate their intentions and information needs effectively.

The user interface serves as the bridge between users and the system, allowing users to input commands, make selections, and navigate through different features and functionalities. It provides a visual or interactive platform where users can interact with the system in a meaningful way.

The user interface should be designed with usability and intuitiveness in mind, making it easy for users to tell the system what they want to do and how to find the information they are seeking. This can include input forms, buttons, menus, search fields, and other interactive elements that enable users to provide input and receive output from the system.

A well-designed user interface considers the user's needs, preferences, and capabilities to ensure a smooth and efficient user experience. It should provide clear instructions, feedback, and visual cues to guide users through their interactions and help them achieve their goals effectively.

Learn more about user interface

brainly.com/question/14758410

#SPJ11

The recursive function `count_non_digits(word)` returns the number of non-digits in the string `word`, using recursion without any loops.

def count_non_digits(word):

   if len(word) == 0:

       return 0

   elif word[0].isdigit():

       return count_non_digits(word[1:])

   else:

       return 1 + count_non_digits(word[1:])

The provided recursive function `count_non_digits(word)` takes a string `word` as a parameter and returns the number of non-digits in the string. It follows a recursive approach to solve the problem.

The function starts with a base case, checking if the length of the `word` is 0. If the string is empty, it means there are no non-digits, so it returns 0.

Next, the function checks if the first character of the `word` is a digit using the `isdigit()` function. If it is a digit, the function makes a recursive call to `count_non_digits` with the remaining part of the string (`word[1:]`). This effectively moves to the next character of the string and continues the recursive process.

If the first character is not a digit, it means it is a non-digit. In this case, the function adds 1 to the result and makes a recursive call to `count_non_digits` with the remaining part of the string (`word[1:]`).

By repeatedly making these recursive calls, the function processes each character of the string until the base case is reached. The results of the recursive calls are accumulated and returned, ultimately providing the count of non-digits in the original string.

Learn more about recursive function

brainly.com/question/26781722

#SPJ11

You can use nested loops in Python to achieve this functionality. Here's an example of how you can code a for loop and a while loop to play a dice game with a specified number of rounds:

rounds = int(input("Enter the number of rounds you want to play: "))

for round_num in range(1, rounds + 1):

   print("Round", round_num)

   roll1 = random.randint(1, 6)

   roll2 = random.randint(1, 6)

   total = roll1 + roll2

   print("Roll 1:", roll1, "Roll 2:", roll2, "Sum:", total)

   play_again = 'yes'

   while play_again.lower() == 'yes':

       choice = input("Do you think the next round sum will be higher or lower than the first? (Enter 'h' for higher, 'l' for lower): ")

       roll1 = random.randint(1, 6)

       roll2 = random.randint(1, 6)

       new_total = roll1 + roll2

       print("Roll 1:", roll1, "Roll 2:", roll2, "Sum:", new_total)

       if (choice.lower() == 'h' and new_total > total) or (choice.lower() == 'l' and new_total < total):

           print("You guessed correctly!")

       else:

           print("You guessed incorrectly!")

       play_again = input("Do you want to play another round? (Enter 'yes' to continue): ")

The code starts by asking the user for the number of rounds they want to play and stores it in the `rounds` variable. It then uses a for loop to iterate from 1 to the specified number of rounds.

Inside the for loop, it prints the current round number and proceeds to roll two dice using the `random.randint` function. The sum of the two dice is calculated and displayed.

Next, a while loop is used to ask the player if they want to play another round. If the player answers "yes," they are prompted to choose whether they think the next round's sum will be higher or lower than the first round. The dice are rolled again, and the new sum is calculated and displayed.

Based on the player's choice and the outcome of the new roll, a message is printed to indicate whether the player guessed correctly or incorrectly.

The player is then asked if they want to play another round. If they answer "yes," the while loop continues, and another round is played. If they answer anything other than "yes," the program exits.

This code allows the player to specify the number of rounds to play, rolls two dice in each round, compares the sums, and provides feedback on the player's guesses.

Learn more about Python

brainly.com/question/30391554

#SPJ11

To create an array structure from the given files, we need to read the contents of the files and extract the relevant information such as student IDs, names, and scores.

To read the files and create the array structure, we can follow these steps:

1. Open the first file and read the first line to get the course name and the number of students.

2. Initialize an array with the specified number of students.

3. Read the remaining lines of the file and extract the student IDs, names, and scores.

4. Store the extracted information in the array.

5. Repeat steps 1-4 for the remaining two files, updating the array with the information from each file.

To read the files, we can use file I/O operations in the programming language of our choice. We open each file and read its contents line by line. After extracting the necessary information from each line, we store it in the array structure. By repeating this process for all three files, we populate the array with the students' IDs, names, and scores for each course.

Learn more about: array structure

brainly.com/question/31431340

#SPJ11

The INVOKE instruction offers advantages over the CALL instruction, including the ability to pass arguments separated by commas and not requiring the use of the PROTO directive (option b and c).

The INVOKE instruction in assembly language provides several advantages over the CALL instruction. Firstly, option b states that INVOKE permits you to pass arguments separated by commas. This means that when using INVOKE, you can pass multiple arguments to a subroutine or function by simply separating them with commas, making the code more readable and concise.

Secondly, option c states that CALL requires the use of the PROTO directive, whereas INVOKE does not. The PROTO directive is used to declare the prototype or signature of a subroutine or function before calling it using the CALL instruction. However, with INVOKE, the declaration of the subroutine or function is not required, as it is automatically inferred from the arguments passed.

Option a is incorrect because INVOKE is not just a synonym for CALL. While they both serve the purpose of calling subroutines or functions, INVOKE provides additional functionality.

Option d is also incorrect because there is no inherent difference in execution speed between INVOKE and CALL. The execution speed depends on the specific implementation and architecture of the processor and is not influenced by the choice of instruction.

Learn more about assembly language here:

https://brainly.com/question/31227537

#SPJ11

If `arg` is a positional argument, it just stores it into the `symbol` variable.

Here's how the implementation of `parse arguments()` looks like with all the mentioned steps:```pythonimport sysdef parse_arguments():index = 1while index < len(sys.argv):arg = sys.argv[index]if arg == "width":index += 1width = int(sys.argv[index])elif arg == "height":index += 1height = int(sys.argv[index])else:symbol = argindex += 1```The implementation works by looping through the command-line arguments passed to the program.

It checks if the current argument `arg` is a name (`"width"` or `"height"`) or a positional argument. If it's a name, it increments the index to retrieve the next argument which is the value and assigns the integer value of that argument to either `width` or `height` variable based on the name.

To know more about positional argument visit:-

https://brainly.com/question/29725164

#SPJ11

The assertion that both Bach and Handel were born in the same country is one of the many statements about them that is not accurate.

Both Bach and Handel were influential composers throughout the Baroque period, although they were born in different nations. Bach was from Germany, whereas Handel was from England. In the year 1685, Johann Sebastian Bach made his debut into the world in Eisenach, Germany. He was born into a musical family and is now universally acknowledged as one of the most influential composers in the annals of Western classical music history.

On the other hand, George Frideric Handel was born in Halle, Germany, in 1685, which was only a month after Bach was born there. On the other hand, Handel resided in England for the most bulk of his career and ultimately became a naturalised citizen of that country. Compositions such as "Messiah," "Water Music," and "Music for the Royal Fireworks" helped make him one of the most famous composers of all time. Therefore, it is not accurate to say that both Bach and Handel were born in the same country because they were both born in different countries.

Learn more about music history here:

https://brainly.com/question/29521345

#SPJ11

Here is the long answer for the question that you have asked:JAVA program that allows managing the students, departments and classes of a faculty can be created using the following steps:1. Add a departmentTo add a department in the program, use the following methods:addDepartment (name: String, specialty: String)This method will take two parameters, name and specialty, and add the department to the faculty.2.

Add a classTo add a class in the program, use the following methods:addClass (name: String, department: Department)This method will take two parameters, name and department, and add the class to the specified department.3. Register a studentTo register a student in the program, use the following methods:registerStudent (lastName: String, firstName: String, dob: Date, department: Department, level: int, class: Class)This method will take six parameters, last name, first name, date of birth, department, level, and class, and register the student.4. Search for a studentTo search for a student in the program, use the following methods:searchByName (name: String):

ListsearchByRegistrationDate (date: Date): ListThese methods will take one parameter each, name and date, and return a list of students that match the search criteria.5. Display of the following information after the searchAfter the search is complete, the program will display the following information for each student:last namefirst namedate of birthdepartmentclass6. List of students by departmentTo list the students by department, use the following methods:listByDepartment (): Map>This method will return a map of department to a list of students.7. List of students by department and by classTo list the students by department and by class, use the following methods:listByDepartmentAndClass (): Map>>This method will return a map of department to a map of class to a list of students.

To know more about JAVA visit:

brainly.com/question/31433137

#SPJ11

The following are the methods to allow the management of classes, departments, and students of a faculty using Java Program: Methods to add a department The department can be added with the following steps:Create a new object of the Department class.

Assign name and specialty of the department to that object.Add the object of the department to an array list. Methods to add a class A class can be added with the following steps:Create a new object of the Class class. Assign the name of the class and the department in which the class belongs.Add the object of the class to an array list.

Methods to register a student A student can be registered with the following steps:Create a new object of the Student class. Assign all the details of the student including last name, first name, date of birth, department, level, and class.Add the object of the student to an array list.

To know more about management  visit:-

https://brainly.com/question/32216947

#SPJ11

The formula to calculate MIPS is (clock rate 10 6) / (CPI 10 6) instruction count, and for the given values, the MIPS is 44.12. MIPS is an important metric for computer architects as it enables them to compare the performance of different processors and identify areas for improvement.

MIPS stands for Millions of Instructions Per Second, and it is a metric used to assess the efficiency of a computer's processor. The formula to calculate MIPS is as follows:

MIPS = (clock rate 10 6) / (CPI 10 6) instruction count Where:

CPI stands for Cycles Per Instruction clock rate is the frequency of the processor in Hz instruction count is the number of instructions executed in the benchmark run For the given values, we can use the formula to calculate the MIPS as follows: MIPS = (200 10 6) / (4.53 15) MIPS = 44.12 (rounded to two decimal places)Therefore, the main answer is that the MIPS for the given values is 44.12.

We can elaborate on the significance of the MIPS metric and how it is used in the field of computer architecture. MIPS is a valuable metric for computer architects as it enables them to compare the performance of different processors, even if they have different clock rates or instruction sets. By measuring how many instructions a processor can execute in a given amount of time, architects can gain insight into the efficiency of the processor and identify areas for improvement. This is especially important for high-performance computing applications, such as scientific simulations or machine learning, where even small gains in processor efficiency can lead to significant improvements in performance.

The formula to calculate MIPS is (clock rate 10 6) / (CPI 10 6) instruction count, and for the given values, the MIPS is 44.12. MIPS is an important metric for computer architects as it enables them to compare the performance of different processors and identify areas for improvement.

To know more about formula visit:

brainly.com/question/20748250

#SPJ11

To meet the given requirements, create a contacts module with functions to print the contact list, add a contact, modify a contact, and delete a contact. Implement a main driver program with a menu to interact with the module.

To print the contact list, we can define a function called `print_list` that takes the contact list as a parameter. The function should have a docstring to describe its purpose. Within the function, we can iterate through the contact list using a loop.

For each contact, we can print the index number, first name, and last name in a formatted manner. Here's an example of how the function can be implemented:

```python

def print_list(contacts):

   """

   Print the contact list with appropriate headers and formatting.

   """

   print(f'{"Index":8}{"First Name":22}{"Last Name":22}')

   for i, contact in enumerate(contacts):

       print(f'{str(i):8}{contact[0]:22}{contact[1]:22}')

```

In this implementation, we use f-strings to format the output. The `enumerate` function is used to get both the index value (`i`) and the contact itself (`contact`). The `str(i):8` ensures that the index is displayed with a width of 8 characters, while `contact[0]:22` and `contact[1]:22` ensure that the first name and last name are displayed with a width of 22 characters, respectively.

Learn more about  contacts module

brainly.com/question/32554435

#SPJ11

Iit is not appropriate for someone to share their code for an entire project, as it is both unethical and possibly illegal. However, there are steps you can take to try and fix the issue with your review and emulator not working after translating a project to the latest version of Android Studio.


1. Check your imports: Be sure that you have imported the correct libraries to support your webview. You can do this by going to your .java file and checking the import statements at the top.
2. Ensure your emulator is running correctly: If your emulator is not running correctly, your app may not function correctly. Try restarting your emulator or creating a new one.
3. Check your permissions: If your webview is not functioning correctly, it could be due to a lack of permissions. Check that you have included the INTERNET permission in your manifest file.

4. Make sure your target SDK is correct: Ensure that your target SDK is the latest version. You can change this in your build.gradle file.
5. Verify that you have the latest version of Android Studio: Be sure to download and install the latest version of Android Studio, as there may be updates that can help with your issues.
It is important to note that sharing code for an entire project is not appropriate, as it is both unethical and potentially illegal. It is best to seek assistance in identifying and fixing specific issues rather than sharing code.

To know more about android visit:

https://brainly.com/question/31142124

#SPJ11

Create a PHP script that takes the user input (amount, converting from currency, converting to currency) and applies an appropriate conversion.

The conversion rate may be an example and does not need to be updated in real-time based on the exchange rates. A conversion to and from the same currency should result in the same amount before and after conversion. Error checking must be implemented to ensure that the user is notified if the input is not a number.

The conversion rate may be an example and does not need to be updated in real-time based on the exchange rates. A conversion to and from the same currency should result in the same amount before and after conversion.Error checking must be implemented to ensure that the user is notified if the input is not a number.6. The output should be formatted as follows: =.7. Please verify your solution against the example shown in Annex 4 of this document.

To know more about php script visit:

https://brainly.com/question/33636499

#SPJ11

The Java program prompts the user to enter the population of 4 cities, validates the input, and displays a bar graph representing the population using asterisks.

Here's a Java program that meets the requirements:

import java.util.Scanner;

public class PopulationBarChart {

   public static void main(String[] args) {

       int[] population = new int[4];

       Scanner scanner = new Scanner(System.in);

       for (int i = 0; i < 4; i++) {

           System.out.print("Enter the population of city " + (i + 1) + ": ");

           int input = scanner.nextInt();

           if (input < 0) {

               System.out.println("Population cannot be negative. Please re-enter.");

               i--;

               continue;

           }

           population[i] = input;

       }

       System.out.println("POPULATION (each * = 1000 people)");

       for (int i = 0; i < 4; i++) {

           System.out.print("City " + (i + 1) + ": ");

           for (int j = 0; j < population[i] / 1000; j++) {

               System.out.print("*");

           }

           System.out.println();

       }

   }

}

This program asks the user to enter the population of 4 cities and validates that the input is not negative. It then displays a bar graph representation of the population using asterisks. Each asterisk represents 1000 people.

Learn more about Java program: brainly.com/question/26789430

#SPJ11

In order to read each input line one at a time and output the current line only if it has appeared 3 times before in Java, we can use the HashMap data structure.A HashMap in Java is a data structure that stores data in key-value pairs.

It provides fast access and retrieval of data by using a hash function to convert the keys into an index of an array. To solve the given problem, we can follow these steps:1. Create a HashMap to store the lines and their frequency.2. Read each input line using a BufferedReader.3. For each line, check if it is already present in the HashMap. If yes, increment the frequency count.

If not, add the line to the HashMap with a frequency count of 1.4. For each line, check if its frequency count is 3. If yes, output the line.5. Close the BufferedReader.we can say that we can use a HashMap in Java to read input lines and output the current line only if it has appeared 3 times before.

To know more the HashMap data visit:

https://brainly.com/question/33325727

#SPJ11

Tom is installing a Windows 10 virtual machine onto a copy of VMware Workstation. For this installation, he needs a valid copy of Windows 10 installation media.

This installation media could be in the form of a bootable USB or CD/DVD. In addition, he would also need to follow these steps below:

At the end of the wizard, insert the Windows 10 installation media, select the option to boot from the media and follow the on-screen prompts. The installation process will start. The answer for this question is option A) A valid copy of Windows 10 installation media. Tom needs a valid copy of Windows 10 installation media to install the operating system onto the virtual machine created on VMware Workstation.

To know more about Windows 10 visit:

brainly.com/question/32132269

#SPJ11

To write a program that asks how many stores are placing an order and how many smart home assistant hubs each store is purchasing, and to calculate the entire production run for all the stores combined and determine the minimum number of packages needed of Cases, Speakers, Microphones, CPU chips, Volume dial, Power cord, and the number of each item left over, we need to follow the steps below:

Step 1: Read the input values from the user- The user will enter the number of stores and the number of smart home assistant hubs each store is purchasing.

Step 2: Calculate the production run-The production run can be calculated by multiplying the number of stores by the number of smart home assistant hubs each store is purchasing. Let's call this number prod_run.

Step 3: Calculate the minimum number of packages needed for each item-To calculate the minimum number of packages needed for each item, we need to divide the number of parts needed by the number of parts per package, and round up to the nearest integer. For example, to calculate the minimum number of packages needed for Cases, we need to divide the number of Cases needed by 2 (since there are 2 Cases per package), and round up to the nearest integer. Let's call the number of packages needed for Cases min_cases, the number of packages needed for Speakers min_speakers, the number of packages needed for Microphones min_microphones, the number of packages needed for CPU chips min_cpu, the number of packages needed for Volume dial min_volume, and the number of packages needed for Power cord min_power.

Step 4: Calculate the number of left-over parts-To calculate the number of left-over parts, we need to subtract the total number of parts from the number of parts in all the packages that were used. For example, to calculate the number of Cases left over, we need to subtract the total number of Cases from the number of Cases in all the packages that were used. Let's call the number of Cases left over cases_left, the number of Speakers left over speakers_left, the number of Microphones left over microphones_left, the number of CPU chips left over cpu_left, the number of Volume dial left over volume_left, and the number of Power cord left over power_left.

Below is the Python code that will implement the above steps:```n_stores = int(input("Enter the number of stores: "))n_hubs = int(input("Enter the number of smart home assistant hubs each store is purchasing: "))prod_run = n_stores * n_hubscases = prod_runmicrophones = prod_runcpu = prod_runvolume = prod_runpower = prod_runspeakers = prod_run * 2min_cases = (cases + 1) // 2min_speakers = (speakers + 2) // 3min_microphones = (microphones + 4) // 5min_cpu = (cpu + 7) // 8min_volume = (volume + 9) // 10min_power = (power + 13) // 14cases_left = (min_cases * 2) - casespeakers_left = (min_speakers * 3) - speakersmicrophones_left = (min_microphones * 5) - microphonescpu_left = (min_cpu * 8) - cpuvolume_left = (min_volume * 10) - volumepower_left = (min_power * 14) - powerprint("Minimum number of packages needed of Cases:", min_cases)print("Minimum number of packages needed of Speakers:", min_speakers)print("Minimum number of packages needed of Microphones:", min_microphones)

print("Minimum number of packages needed of CPU chips:", min_cpu)print("Minimum number of packages needed of Volume dial:", min_volume)print("Minimum number of packages needed of Power cord:", min_power)print("Number of Cases left over:", cases_left)print("Number of Speakers left over:", speakers_left)print("Number of Microphones left over:", microphones_left)print("Number of CPU chips left over:", cpu_left)print("Number of Volume dial left over:", volume_left)print("Number of Power cord left over:", power_left)```Note that the input values are stored in variables n_stores and n_hubs, and the output values are printed using the print() function.

Learn more about microphone:

brainly.com/question/29934868

#SPJ11

Here is the solution to code a C17 console application that determines the type of number and different means of representing the number. Given below is the code for the required C17 console application:

#include
#include
#include
#include
#include

bool isEven(int num)
{
   return (num % 2 == 0);
}

bool isOdd(int num)
{
   return (num % 2 != 0);
}

bool isTriangular(int num)
{
   int sum = 0;

   for (int i = 1; sum < num; i++)
   {
       sum += i;

       if (sum == num)
       {
           return true;
       }
   }

   return false;
}

bool isPrime(int num)
{
   if (num == 1)
   {
       return false;
   }

   for (int i = 2; i <= sqrt(num); i++)
   {
       if (num % i == 0)
       {
           return false;
       }
   }

   return true;
}

bool isComposite(int num)
{
   return !isPrime(num);
}

bool isSquare(int num)
{
   int root = sqrt(num);

   return (root * root == num);
}

bool isPowerOfTwo(int num)
{
   return ((num & (num - 1)) == 0);
}

int factorial(int num)
{
   int result = 1;

   for (int i = 1; i <= num; i++)
   {
       result *= i;
   }

   return result;
}

bool isFactorial(int num)
{
   for (int i = 1; i <= num; i++)
   {
       if (factorial(i) == num)
       {
           return true;
       }
   }

   return false;
}

bool isFibonacci(int num)
{
   int a = 0;
   int b = 1;

   while (b < num)
   {
       int temp = b;
       b += a;
       a = temp;
   }

   return (b == num);
}

int sumOfDivisors(int num)
{
   int sum = 0;

   for (int i = 1; i < num; i++)
   {
       if (num % i == 0)
       {
           sum += i;
       }
   }

   return sum;
}

bool isPerfect(int num)
{
   return (num == sumOfDivisors(num));
}

bool isDeficient(int num)
{
   return (num < sumOfDivisors(num));
}

bool isAbundant(int num)
{
   return (num > sumOfDivisors(num));
}

int digitSum(int num)
{
   int sum = 0;

   while (num != 0)
   {
       sum += num % 10;
       num /= 10;
   }

   return sum;
}

bool isPalindrome(int num)
{
   int reverse = 0;
   int original = num;

   while (num != 0)
   {
       reverse = reverse * 10 + num % 10;
       num /= 10;
   }

   return (original == reverse);
}

void printBinary(uint32_t num)
{
   for (int i = 31; i >= 0; i--)
   {
       printf("%d", (num >> i) & 1);
   }

   printf("\n");
}

void printThousandsSeparator(uint32_t num)
{
   char buffer[13];

   sprintf(buffer, "%d", num);

   int length = strlen(buffer);

   for (int i = 0; i < length; i++)
   {
       printf("%c", buffer[i]);

       if ((length - i - 1) % 3 == 0 && i != length - 1)
       {
           printf(",");
       }
   }

   printf("\n");
}

int main()
{
   uint32_t num;

   printf("Enter a positive integer: ");
   scanf("%u", &num);

   printf("\n");

   printf("%u is:\n", num);

   if (isEven(num))
   {
       printf("    - Even\n");
   }
   else
   {
       printf("    - Odd\n");
   }

   if (isTriangular(num))
   {
       printf("    - Triangular\n");
   }

   if (isPrime(num))
   {
       printf("    - Prime\n");
   }
   else if (isComposite(num))
   {
       printf("    - Composite\n");
   }

   if (isSquare(num))
   {
       printf("    - Square\n");
   }

   if (isPowerOfTwo(num))
   {
       printf("    - Power of two\n");
   }

   if (isFactorial(num))
   {
       printf("    - Factorial\n");
   }

   if (isFibonacci(num))
   {
       printf("    - Fibonacci\n");
   }

   if (isPerfect(num))
   {
       printf("    - Perfect\n");
   }
   else if (isDeficient(num))
   {
       printf("    - Deficient\n");
   }
   else if (isAbundant(num))
   {
       printf("    - Abundant\n");
   }

   printf("\n");

   int parityBit = digitSum(num) % 2;

   printf("Parity bit: %d\n", parityBit);

   printf("Decimal digits: %d\n", (int)floor(log10(num)) + 1);

   if (isPalindrome(num))
   {
       printf("Palindromic: yes\n");
   }
   else
   {
       printf("Palindromic: no\n");
   }

   printf("Binary: ");
   printBinary(num);

   printf("Decimal with thousands separators: ");
   printThousandsSeparator(num);

   return 0;
}

This program does the following: Accepts a positive integer from the user.

Determines what type of number it is and the different means of representing the number.

Prints the value of the number's even parity bit, the number of decimal (base 10) digits, if the number is palindromic, the number in binary (base 2), and the number in decimal notation with thousands separators (,).

So, the given code above is a C17 console application that determines what type of number a number is and the different means of representing the number.

To know more about program, visit:

brainly.com/question/7344518

#SPJ11

You can modify the code by replacing the ArrayList `candidates` with your own ArrayList containing the candidate names.

To display the names of candidates stored in an ArrayList using a single JOptionPane dialog box, you can use the following code:

```java

import javax.swing.JOptionPane;

import java.util.ArrayList;

public class CandidateListDisplay {

   public static void main(String[] args) {

       // Create an ArrayList of candidates

       ArrayList<String> candidates = new ArrayList<>();

       candidates.add("John Smith");

       candidates.add("Jane Doe");

       candidates.add("Mike Johnson");

       candidates.add("Sarah Williams");

       // Create a StringBuilder to concatenate the candidate names

       StringBuilder message = new StringBuilder();

       message.append("Candidates:\n");

       // Iterate over the candidates and append their names to the message

       for (String candidate : candidates) {

           message.append(candidate).append("\n");

       }

       // Display the names of candidates using a JOptionPane dialog box

       JOptionPane.showMessageDialog(null, message.toString());

   }

}

```

In this code, we create an ArrayList called `candidates` and add some candidate names to it. Then, we create a StringBuilder called `message` to store the names of the candidates. We iterate over the candidates using a for-each loop and append each candidate's name to the `message` StringBuilder, separating them with a newline character. Finally, we use `JOptionPane.showMessageDialog()` to display the names of the candidates in a dialog box.

Learn more about ArrayList here

https://brainly.com/question/29754193

#SPJ11

To construct an XOR logic circuit using only NOR gates: F2 = A' B + AB' (3 NOR gates); 1 IC 7402 chip is needed.

To construct an XOR logic circuit using only NOR gates, start by taking the complement of each input using separate NOR gates.

Connect the complemented inputs to two different NOR gates and label the outputs as AB' and A'B.

Then, connect these outputs to the inputs of a third NOR gate and label the output as F2, representing the XOR of the original inputs.

This circuit requires three NOR gates in total. If implemented using IC 7402 chips, which contain four NOR gates each, only one chip would be needed, with one NOR gate left unused.

The specific wiring and pin configuration may vary based on the chip and simulator being used.

Learn more about logic circuit

brainly.com/question/31827945

#SPJ11

The result of calling comb(5,2) is 10. This is option B

The given function is a recursive function that implements the mathematical function of combinations. The function takes two integers n and m, which represent the total number of items and the number of items to be selected respectively.

The function returns the total number of possible combinations of selecting m items from n items.The function uses recursion to implement the mathematical formula of combinations which is nCm = n-1Cm-1 + n-1Cm

The function first checks if n is equal to m or if m is equal to zero. If either of these is true, the function returns 1 since there is only 1 way of selecting m items from n items when m=n or m=0.

If neither of these conditions is true, the function makes a recursive call to itself by passing n-1 and m-1 as the arguments of the first call and n-1 and m as the arguments of the second call.

Finally, the function returns the sum of the results of these two recursive calls.

The function comb(5,2) will be executed as follows:comb(5,2) = comb(4,1) + comb(4,2)

Now,comb(4,1) = comb(3,0) + comb(3,1) = 1 + 3 = 4comb(4,2) = comb(3,1) + comb(3,2) = 3 + 3 = 6comb(5,2) = comb(4,1) + comb(4,2) = 4 + 6 = 10

Therefore, the result of calling comb(5,2) is 10 (option b).

Learn more about function at

https://brainly.com/question/33343319

#SPJ11