The command allows the root user to create a crontab file for the user jdoe is As root, execute crontab -e jdoe.
What is the command in crontab?The crontab command is known to be that often submits, make some editing, lists, or delete cron jobs.
Note that A cron job is a type of command that is often aided or run by the cron daemon at a consistent and scheduled times.
Conclusively, The As root, execute crontab -e jdoe command will give room for the root user to create a crontab file for the user named jdoe.
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For each of the following agents, describe all the possible PEAS (Performance, Environment, Actuators, and Sensors) and then identify the environment type. Self-vacuum cleaner Speech recognition device Drone searching for a missing person Computer playing chess Alexa/Siri performing as a smart personal assistant.
The PEAS environment type is a task environment space that is used in the evaluation of performance, the environment, the sensors and the actuators.
How to identify the environment typeFor all of the options listed here, the environment types have to be put in tables. The table has been created in the attachment I added.
The use of PEAS helps in the performance of tasks in an independent way.
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What are the four steps of the binary search algorithm
Answer:
Step 1 - Read the search element from the user.
Step 2 - Find the middle element in the sorted list.
Step 3 - Compare the search element with the middle element in the sorted list.
Step 4 - If both are matched, then display "Given element is found!!!" and terminate the function.
Answer:
These are the main steps are given the photo below
I hope my answer helps you.
6. What are the arguments, pros and cons, for Python's use of indentation to specify compound statements in control statements
Answer:
[tex]beinggreat78~here~to~help.[/tex]
In some cases, one con is that it can be hard to keep track of your identation when coding long lines or blocks. The pro is that you may need to learn, which is not a bad thing. Learning is good.
Which is the best explanation for why tutorials are useful?
Answer:
Tutorials are important for your learning because you can:
Solve problems in a team, develop your group skills, and get to know your peers better (which may come in handy when picking group members for group projects) Prepare for and/or review midterms and exams. Clarify any concepts that you might not understand.
Explanation:
Hope it helps
The major goal of a good web information
a
retrieval system is
Answer:
Explanation:
The major objective of an information retrieval system is to retrieve the information – either the actual information or the documents containing the information – that fully or partially match the user's query.
Use HTML and CSS, create a web page for the table shown below. Please copy (and paste) your code from your text editor (Replit).
9.3 code practice
Write a program that creates a 4 x 5 array called numbers. The elements in your array should all be random numbers between -30 and 30, inclusive. Then, print the array as a grid.
For instance, the 2 x 2 array [[1,2],[3,4]] as a grid could be printed as:
1 2
3 4
Sample Output
18 -18 10 0 -7
-20 0 17 29 -26
14 20 27 4 19
-14 12 -29 25 28
Note: the numbers generated in your program will not match the sample output, as they will be randomly generated.
pls help
The program is an illustration of arrays; Arrays are variables that are used to hold multiple values of the same data type
The main programThe program written in C++, where comments are used to explain each action is as follows:
#include <iostream>
#include <cstdlib>
#include <ctime>
using namespace std;
int main(){
//This declares the array
int myArray[4][5];
//This seeds the time
srand(time(NULL));
//The following loop generates the array elements
for(int i = 0; i< 4;i++){
for(int j = 0; j< 5;j++){
myArray[i][j] = rand()%(61)-30;
}
}
//The following loop prints the array elements as grid
for(int i = 0; i< 4;i++){
for(int j = 0; j< 5;j++){
cout<<myArray[i][j]<<" ";
}
cout<<"\n";
}
return 0;
}
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every CAD application comes with a color menu to help you tailor your selections, mix them properly, and apply them in ways that meet your artistic expectations
true or false
every CAD application comes with a color menu to help you tailor your selections, mix them properly, and apply them in ways that meet your artistic expectations is a true statement.
What is a color CAD?In a CAD system, there is found to be colors that are known to be often and most commonly used to depict line weights.
Note that selecting different colors is easy using varying line thickness. One can then use these colors into layers to smooth the visibility of drawing components that you wants.
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Answer:true
Explanation:
Explain the main concept of Artificial Neural networks (ANN) as a set of layers that starts with an input layer that has sensors and the output layer that gives the predicted result (predictions) with hidden layers in between based on the ANN architecture and its specific type of application Knowledge One Individual Practical Assignment
Artificial Neural networks is a computational tool that is made up of a let of processing elements that takes in inputs and deliver outputs using a predefined activation codes.
What are the layers in an artificial neural network?There are 3 Artificial olfactory sense and recognition system that are found in ANN. It is made up of:
An input layer.An Hidden layer.An Output layer.Note that these layers above help to tell more about the Artificial Neural networks (ANN).
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Look at the lines that say health, dental, and retirement which statement below is accurate
The statement that is accurate is that Those lines represent insurance and retirement plans that Hope funds directly from her paycheck.
What is a retirement plan?A retirement plan is known to be a type of plan that has been set up to take handle all the needs of a post-retirement days.
This was designed to help a person have a stress-free life. A retirement savings plan is one that helps to your money to grow and care for your life.
See full question below
Look at the lines that say HEALTH, DENTAL, and RETIREMENT. Which statement below is accurate? Those lines represent taxes that Hope paid to the Federal government b. Those lines represent taxes that Hope paid to the state government Those lines represent benefits that the employer is paying to Hope in addition to her wages d. Those lines represent insurance and retirement plans that Hope funds directly from her paycheck
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A set of processes and procedures that transform data into information and knowledge is
a.
Computer system
b.
Business system
c.
Database system
d.
Knowledge system
e.
Information system
Answer:
the answer is information system
A set of processes and procedures that transform data into information and knowledge is an Information system, which is the correct answer that would be an option (D).
What is the information system?Information system(IS) refers to systematic, social, and technical, organizational systems that obtain, process, store, and distribute information. Information systems are made up of four components from a socio-technological standpoint: task, people, structure (or roles), and technology.
A computer information system is a system that processes or interprets data that is made up of people and computers.
The term is also used in more limited contexts to refer only to the software used to run a computerized database or to refer only to a computer system.
Thus, a set of processes and procedures that transform data into information and knowledge is an Information system.
Hence, the correct answer would be an option (D).
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Mike logged into a shopping website and entered his username and password. Which protocol will the website use to verify his credentials?
Answer:
I think it is email or password
[ASAP] Choose the tool that best matches each description.
___ is an open-source library that can be used to develop mobile apps in Python, where all of the objects look the same, no matter what platform it is displayed on. In contrast, the ___ library uses native objects, so that applications built with it will look like other apps on that platform.
1. Kivy
2. BeeWare
BeeWare is an open-source library that can be used to develop mobile apps in Python, where all of the objects look the same, no matter what platform it is displayed on.
What is BeeWare used for?Others re:
In contrast, the Kivy library uses native objects, so that applications built with it will look like other apps on that platform.
The BeeWare framework is known to be a kind of open-source network that is known to be a reliable Python program that helps developer with some amount of tools that are used for coding.
Based on the above, BeeWare is an open-source library that can be used to develop mobile apps in Python, where all of the objects look the same, no matter what platform it is displayed on.
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A set of activities that performs across the organization creating as output of values to the customer
a.
Business process
b.
Customer process
c.
Quality process
d.
Software process
e.
Integrated process
The implementation of mutex locks provided in Section 6.5 suffers from busy waiting. Describe what changes would be necessary so that a process waiting to acquire a mutex lock would be blocked and placed into a waiting queue until the lock became available.
The changes would be necessary so that a process waiting to acquire a mutex lock would be blocked and placed into a waiting queue is: Spinlocks.
What is spinlock?Spinlock can be defined as the process of enabling a thread to wait while looking for lock that are available.
Spinlock is important as it enable thread to partition processor based on their needs so as to make it possible for thread waiting for spinlock to make use of one processor while other threads can as well run on other processor without hindering or interrupting one another.
Inconclusion the changes would be necessary so that a process waiting to acquire a mutex lock is: Spinlocks.
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What command is used to list at jobs that are scheduled for execution?
The command that is used to list at jobs that are scheduled for execution is The at command.
What is the at command?This is known to be a kind of a Linux command-line utility. It function mainly to book down a job for future execution.
Conclusively. This kind of utility is one that reads commands from standard input and them bind them together into an at job, which can only be executes only once at a time.
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Difference between centralized and decentralized processing in computer
What is a value which we pass to the function to use in place of the parameter when we call it?
A. Parameter
B. Call
C. Procedure
D. Argument
Name three things that get information into a computer?
Answer:
Input devices do that. Three are the keyboard, a mouse, and a trackball.
Explanation:
PLS HELP In VPython, finish the code to draw a horizontal axis.
origin = vector (0, 0, 0)
axis = cylinder(pos=origin, axis=vector(________)
options are (50, 0, 0), (0, 50, 0) and (0, 0, 50)
its NOT (0, 50, 0)
Use the knowledge in computational language in python to write a code that draw a horizontal axis with vectors.
How to define vectors in Python?In Python it is possible to define a vector with characters, forming a word, that is, a string of characters, which is abbreviated as "string". To do this, you can assign it as a constant or read the data as a word.
So in an easier way we have that the code is:
mybox = box(pos=vector(x0,y0,z0),
axis=vector(a,b,c)
length=L,
height=H,
width=W,
up=vector(q,r,s))
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Sorry for being late, but the answer is...
50, 0, 0
PROOF:
What is the binary of the following numbers
10
6
22
12
You can use this table to help you!
Answer:
10 = 00001010
6 = 00000110
22 = 00010110
12 = 00001100
Name the test statement that can be used to test the following scenario:
The contents of the variable $TEST are equal to the string “success,” or the number 5, or the contents of the variable $RESULT.
The test statement is an illustration of conditional statements and logical operators.
The test statement is: if [[ "$TEST" == ”success” || "$TEST" == ”5” || "$TEST" == “$RESULT” ]]
How to name the test statement?From the question, we have the following scenarios:
Determine if $TEST equals "success"Or $TEST equals "5"Or $TEST equals $RESULTTo do this, we make use of the if conditional statement and the or logical operator.
The or operator is represented with ||
Since the programming language is in php, the test statement is: if [[ "$TEST" == ”success” || "$TEST" == ”5” || "$TEST" == “$RESULT” ]]
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Difference between single dimensional array and double dimensional array
3.10 LAB: List basics
Given the user inputs, complete a program that does the following tasks:
Define a list, my_list, containing the user inputs: my_flower1, my_flower2, and my_flower3 in the same order.
Define a list, your_list, containing the user inputs, your_flower1 and your_flower2, in the same order.
Define a list, our_list, by concatenating my_list and your_list.
Append the user input, their_flower, to the end of our_list.
Replace my_flower2 in our_list with their_flower.
Remove the first occurrence of their_flower from our_list without using index().
Remove the second element of our_list.
Observe the output of each print statement carefully to understand what was done by each task of the program.
Ex: If the input is:
rose
peony
lily
rose
daisy
aster
the output is:
['rose', 'peony', 'lily', 'rose', 'daisy']
['rose', 'peony', 'lily', 'rose', 'daisy', 'aster']
['rose', 'aster', 'lily', 'rose', 'daisy', 'aster']
['rose', 'lily', 'rose', 'daisy', 'aster']
['rose', 'rose', 'daisy', 'aster']
The program is an illustration of Python lists; lists are used to hold multiple values in a variable
The main programThe program written in Python, where comments are used to explain the code is as follows:
#This gets all required outputs
my_flower1 = input(); my_flower2 = input(); my_flower3 = input(); your_flower1 = input(); your_flower2 = input(); their_flower = input()
# This defines my_list and appends the values of my_flower1, my_flower2, and my_flower3
my_list=[my_flower1,my_flower2,my_flower3]
# This defines your_list and appends your_flower1 and your_flower2
your_list=[your_flower1,your_flower2]
# This defines our_list by and concatenates my_list and your_list
our_list = my_list+your_list
#This prints our_list
print(our_list)
# This appends their_flower to the end of our_list
our_list.append(their_flower)
#This prints our_list
print(our_list)
# This replaces my_flower2 in our_list with their_flower
our_list[our_list.index(my_flower2)]=their_flower
#This prints our_list
print(our_list)
#This removes the first occurrence of their_flower from our_list
our_list.remove(their_flower)
#This prints our_list
print(our_list)
#This removes the second element of our_list
our_list.remove(our_list[1])
#This prints our_list
print(our_list)
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Identify three (3) general-purpose computing devices and write a short (no more
than one page) essay explaining in detail the computing process
The three (3) general-purpose computing devices used around the world are:
Desktop computersSmartphoneTabletWhat is computing?Computing refers to a process which involves the use of both computer hardware and software to manage, analyze, process, store and transmit data, so as to complete a goal-oriented task.
In Computer technology, a general-purpose computing device is a type of computer that can perform most common computing tasks when provided with the appropriate software application. Thus, three (3) general-purpose computing devices include the following:
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what is an example of fibre optic cable
Answer:
printing cable
Explanation:
is a cable used to transfer information from a computer to the printer in packages
what is the name of the extension used to save publisher
Answer:
PUB
Explanation:
PUB IS THE NAME OF THE EXTENSION USED TO SAVE PUBLISHER
"You have created a Word document named apple.docx using Microsoft Word. What type of a file is apple.docx ? Select all that apply"
The type of a file that is in apple.docx is Executable program file.
What is an executable file?An executable file (EXE file) is known to be a type of computer file that has a encoded sequence of codes or instructions that the system often work on when the user is said to clicks the file icon.
Note that Executable files are known to have an EXE file extension, and there are a lot of other executable file formats. The type of a file that is in apple.docx is Executable program file.
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The first three elements of the Continuous Delivery Pipeline work together to support delivery of small batches of new functionality which are released in accordance with what?
Answer:
is Market needs
Explanation:
The first three elements of the continuous delivery pipeline mediates the support to the small batches thereby to be released in accordance with the market demand.
What is continuous delivery pipeline?The continuous delivery pipeline can be given as the software application that enables the development of the new code with the automation to speed.
The first three elements of the continuous delivery pipeline are Continuous Exploration (CE), Continuous Integration (CI), and Continuous Deployment (CD).
The elements mediates the support to the small batches to be released in accordance with the market demand.
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A laser printer uses...........
A. Correction fluid
B. Ink cartridge
C. Photocopy ink
D. Toner cartridge
Answer:
Toner cartridge
Explanation:
