Function declaration or function prototype or function signature.
What is Function declaration?An identifier that denotes a function is introduced in a function declaration, and it is optional to specify the kinds of the function parameters (the prototype). Unlike definitions, function declarations may appear both at the block and file scopes.
A function declaration consists of the keyword function, the required function name, a list of parameters enclosed in parentheses (para1,..., paramN), and a pair of curly braces (...); these brackets separate the body code from the declaration.
Function declarations (or prototypes) are typically added to a file's header, immediately within a function, or in a separate header file (the . h files).
A function with the given parameters is defined by the function declaration (function statement). The Function constructor and a function expression can also be used to define functions.
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Which of the following is not true about backbone networks?
a. They may also be called enterprise networks if they connect all networks within an organization.
b. They typically connect many networks, including LANs.
c. They typically provide connections to other BNs, WANs, MANs, and the Internet.
d. They may also be called campus networks if they connect many BNs spanning several buildings as a single location.
e. They tend to use lower speed circuits than LANs.
The option that is NOT true about backbone networks is that " They tend to use lower speed circuits than LANs." (Option E)
What are backbone Networks?A backbone or core network is a component of a computer network that links networks and provides a conduit for information exchange across multiple LANs or subnetworks. A backbone can connect heterogeneous networks inside the same building, across campus buildings, or over large distances.
The backbone network is an essential architectural component for constructing corporate networks. It acts as a conduit for information sharing across multiple LANs or subnetworks. A backbone can connect heterogeneous networks inside the same building, across campus buildings, or over large distances.
A backbone network is a high-speed network that connects many networks inside a single business or government facility. If it links all networks within a corporation, it is also known as an enterprise network.
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an analyst is running windows 7 on the pc and is planning to migrate to windows 8.1. the analyst wants help migrating the personal files and settings into the newer version. what tool or utility would be the best choice for the user?
Since an analyst is running windows 7 on the pc, the tool or utility that would be the best choice for the user is Windows Easy Transfer
Does Windows 10 Support Windows 7 Easy Transfer?
You can use Windows Easy Transfer to transfer all of your files and settings from your old computer or old version of Windows to your new computer running Windows 10 whether you intend to upgrade your Windows XP, Vista, 7 or 8 computer to Windows 10 or purchase a new PC with Windows 10 pre-installed.
Note that Microsoft created Windows Easy Transfer, a specialized file transfer tool that enables Windows users to move their personal data and settings from a computer running an older version of Windows to a machine running a more recent version.
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When using an accumulator variable while iterating through a list, you need to make sure to initialize the value to?.
When using an accumulator variable while iterating through a list, you need to make sure to initialize the value to 0.
Accumulators are variables that can effectively enable parallel processing because they can only be "added" to through an associative and commutative operation. They can be utilized to implement counters or sums (as in MapReduce). Programmers can add support for new kinds, and Spark already supports accumulators of numeric types by default.
There are some patterns that you will repeatedly observe when writing for loops. The most typical pattern is the accumulator pattern.
Let's take the example of wanting to count the number of times a for loop is executed. Variables in an algorithm (and in the corresponding program) include counters and accumulators, each of which has a specific function. These variables need to be thoroughly documented.
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in the lab, you covered up the tracking of access to the log files by deleting lines within the access.log file. what other types of controls could be put in place to identify that these changes occurred? what other types of security measures could be put in place to help secure the web server?
in the lab, Since you covered up the tracking of access to the log files by deleting lines within the access.log file. the types of controls that could be put in place to identify that these changes occurred is the use of contingency plans (BCP) or the use of intruder detector or check your history.
Some other types of security measures could be put in place to help secure the web server is the use of intruder detector, malware detector and others such as:
Strong Passwords. Install And Configure The CSF Firewall. Install And Configure Fail2Ban. Why do we need to secure the server?For authentication, you must have it. Information is more protected and less susceptible to data breaches as a result. Numerous gadgets may be used by visitors to your website. It might be a phone, a laptop, or a tablet.
Note that A cyberattack has the potential to compromise any of these devices. Web server security refers to the safety of any server installed on the Internet or a World Wide Web domain. It is often done using a variety of techniques and in layers, including the network security layer, hosted application security layer, and base operating system (OS) security layer.
So:
Upgrade the operating system and software frequently.Set up your computer so backups may be stored.Access Restrictions to the Files on Your Computer.Put SSL certificates in place.Learn more about web server from
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Your server runs in quadruple-channel memory mode. How many memory controllers are being used?.
Answer: four
Explanation:
Servers and high-end workstations has been commonly used which buffered memory, which has specialized memory as it has additional circuitry to manage large amounts of ram.
What is Vertical scaling?Vertical scaling has meaning that the ability to increase the capacity of the existing hardware or the software just by adding the resources. In this case, more GB has been added (8GB) to the server or to address the problem. So the vertical scaling has been the resultant type john has been expecting.
Buffered memory would help just to speed up some process by reserving the particular amount of the RAM for it. A hypervisor does not need 20% of the physical server memory which is assigned to just it. 20 percent buffer has been saved for Instant RAM that can be used by the system.
It has been true that 20 percent memory buffer has kept, but it has not meant for the exclusive use of the hypervisor, but it has been used by the operating system entirely.
Therefore, there are many memory controllers are being used.
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a list of operations that is displayed on the screen, allowing the user to select one of these options is known as a(n) .
A list of operations that is displayed on the screen, allowing the user to select one of these options is known as menu.
What is operation?
Operations management is a branch of management that focuses on planning, organising, and redesigning the production process for goods or services as well as business operations. It involves the obligation to make sure that business operations are effective in satisfying customer needs while utilising the fewest resources possible. It is concerned with overseeing an entire service or production system, which is the method by which inputs are transformed into outputs. Operations create services, control quality, and produce goods. A few examples of industries covered by operation management include banking, healthcare, businesses, working with suppliers and customers, including using technology. One of the key roles in an organisation, along with supply chains, marketing, finance, and human resources, is operations. The management of both strategic and ongoing production of goods as well as services is a requirement of the operations function.
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what is an open-source physical computing platform that can take input from a variety of switches or sensors to control physical objects?
An open-source physical computing platform that can take input from a variety of switches or sensors to control physical objects is known as Arduino.
Arduino means an electronics prototyping system is built to simplify microcontroller projects. The concept is to product these projects without having to know much about microcontrollers or programming, microcontrollers for dummies is one tips of explaining Arduino. Arduino has function to control of traffic lights, it can also be used for the real time control system with programmable timings, pedestrian lighting etc. Arduino can respond with buttons, LEDs, motors, speakers, GPS units, cameras, the internet, and even your smart-phone or your TV.
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when responding to a question with 4 choices, the most efficient method will require number of bits.
When responding to a question with 4 choices, the most efficient method will require 2 bits.
What is binary code?
All binary code used in computing systems is based on binary, which is a numbering system in which each digit can only have one of two potential values, either 0 or 1. These systems employ this code to comprehend user input and operational instructions and to offer the user with an appropriate output.
What is operational instructions?
A manual that typically comes with a technical device and describes how to install or use it.
What is bits?
The smallest piece of data that a computer can process and store is a bit (binary digit). Similar to an on/off light switch, a bit is always in one of two physical states. Usually a 0 or 1, the state is represented by a single binary integer. However, yes/no, on/off, or true/false can also be used to describe the state.
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which internet connection type is an always-on service that uses radio signals sent from a tower to a receiver in a home or business?
Line of vision wireless Internet access is transmitted by radio waves and is a service that is constantly available. A receiver that the customer attaches to a computer or network device receives radio signals from a tower.
What Is Line of Sight Internet?People should think about line of sight internet while they search for possibilities for internet services in rural locations.line of vision A wireless internet network is the internet. A tower system transmits the internet signal to your house or place of business in the air, as opposed to relying on underground infrastructure with cables to provide the signal.In order to give the fixed wireless service the widest possible coverage, many towers are erected in rural communities and urban areas. Here is one of our examples.Before the signal reaches your wireless router if you have one in your home, it most likely comes from a cable in your wall that links to wires that go throughout the town, to the closest internet service provider, and beyond. Under the sea, there are even wires linking the entire internet.Consider the line of sight. internet as a wireless system available to everyone in the area, not only at your home. there are no cables buried. As the name says, it does need a clear line of sight.Instead, a receiver that receives a signal from a tower base station operated by an internet service provider is put at the home of each residential internet customer to pick up the signal. The access point for your building is the receiver.To Learn more About Line of Sight Internet Refer To:
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What will be the output produced by following code statements?(a) 87//5 (b) 87//5.0 (c) (87 // 5.0) ==(87//5) (d)(87 // 5.0) == int(87/5.0)
a) 87//5
output
17
b) 87//5.0
output
17.0
c) (87//5.0) == (87//5)
output
True
d) (87 // 5.0) == int(87/5.0)
output
True
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what most likely the slowest arithmetic operation between two 32bit integer operands on modern cpus. assmume the compiler is optimizing
The best course is likely to create a different implementations and profile them with different compilers & settings (which is likely what you have already been doing) because while MUL is typically a lot faster in modern architectures, if you take power consumption rather than latency into account, then things change. MUL units are quite huge and draw a lot of power, so you might actually be better off with ADD in some cases.
Performance 32 bit:
Generally, even code written for a 64-bit platform uses 32-bit variables where values will fit in them. This isn't primarily because arithmetic is faster (on modern CPUs, it generally isn't) but because it uses less memory and memory bandwidth.
A structure containing a dozen integers will be half the size if those integers are 32-bit than if they are 64-bit. This means it will take half as many bytes to store, half as much space in the cache, and so on
What is 32-bit?
The 32-bit architecture of a CPU allows for the transfer of 32 bits of data per clock cycle. In plainer terms, it is the volume of data that your CPU can handle each time it executes an operation. Only 32 "vehicles" (bits of data) can pass through an intersection at once in this architecture, which can be compared to a road that is 32 lanes wide.
Technically speaking, this means that processors can operate on 32-bit binary numbers. Any larger, and the computer would have to divide the data into more manageable chunks.
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write a query to return a list of professor names and their associated courses for all courses outside of their departments
The query to a database to return a list of Professor Names and their associated courses for all courses outside of their departments is given as follows:
SELECT distinct p.Name, c.Name, s.*
FROM schedules s
LEFT JOIN Professor p on p.id = s.professor_id
INNER JOIN Department d on d. department_id= p. department_id
LEFT JOIN Course c on s.course_id = c.id
What is a Database Query?A database query is a comparable operation that is most closely related to a CRUD (create, read, update, delete) function. A database query is a request to alter or get data from a database. This enables us to apply logic to the information returned in response to the query.
Many organizations utilize databases to hold vast volumes of information that users may access to update or maintain records, such as employee or customer information. A database query can be used to inspect or edit data sets within a database.
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when sorting with bubble sort, how many swaps are needed for 98 to reach its sorted position in the list 98, 12, 34, 78, 35, 78, 45?
We need 6 swaps to put 98 in its sorted position because 98 is the maximum element and currently placed at the leftmost position; after sorting, its final place will be at the rightmost position, and this will be done by swapping with each element.
What is Bubble Sort?
Bubble sort is a straightforward sorting algorithm. This sorting algorithm is a comparison-based algorithm that compares each pair of adjacent elements and swaps them if they are not in order. Because its average and worst case complexity are O([tex]n^{2}[/tex]), where n is the number of items, this algorithm is not suitable for large data sets.
Bubble Sort Algorithm:
We assume list is an array of n elements. We further assume that swap function swaps the values of the given array elements.
begin BubbleSort(list)
for all elements of list
if list[i] > list[i+1]
swap(list[i], list[i+1])
end if
end for
return list
end BubbleSort
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Write a program that asks the user to enter a city name, and then prints Oh! CITY is a cool spot. Your program should repeat these steps until the user inputs Nope.
Sample Run:
Please enter a city name: (Nope to end) San Antonio
Oh! San Antonio is a cool spot.
Please enter a city name: (Nope to end) Los Angeles
Oh! Los Angeles is a cool spot.
Please enter a city name: (Nope to end) Portland
Oh! Portland is a cool spot.
Please enter a city name: (Nope to end) Miami
Oh! Miami is a cool spot.
Please enter a city name: (Nope to end) Nope
user_name = input("Please enter city name to run the program: ")
while( user_name != "Nope" ):
print("Nice to meet you ", user_name )
user_name = input("Please enter a name or type Nope to terminate the program: ")
I hope this helps!
a single corporation can offer television, phone, and internet services due to which of the following? group of answer choices a key merger between a phone and cable company in the early 2000s the supreme court supporting companies' right to make a profit by offering multiple products the telecommunications act of 2001 the telecommunications act of 1996 deregulation of the telecommunications industry in the 1980s
A single corporation can offer television, phone, and internet services due to a key merger between a phone and cable company in the early 2000s. Thus, the correct option for this question is A.
What are the advantages of Internet services?The advantages of internet services may include connectivity, communication, and sharing that increase the efficiency in the working of individuals like banking selling, shopping, funding, entertaining, etc.
According to the key merger between a phone and cable company in the early 2000s, it gave a chance to corporations that can offer multiple products in order to increase their complete turnover. It makes a lot of perks to the corporation in expanding their demands with respect to the customer's needs.
Therefore, the correct option for this question is A.
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ASAP!!!!!How Can I Create a High-Quality Business Document?
Required Materials
• Word processing software
In Unit 4, you researched some career choices that interested you. Select one of these career
options and think about a word processing document that might need to be generated for
this job. Use your creativity and word processing skills to create this document. You can
choose a business report, a performance review, an informational flier, or any other type of
document that would be useful in this job. Feel free to perform online research for more
ideas if you need to.
I
Step 1: Select a Document to Create
Decide what type of document you would like to create that would be helpful in the career
field of your choice.
Every business needs its business documents. The story of your company is best told through its documentation, including its origins, present state, and future plans.
What are Business Documents?
All files, documents, papers, books, reports, records, letters, etc. that are related to a business are referred to as business documents.
Simply simply, business documents are any documents that relate to the operations of a business.
They could be contracts, consumer information, financial transactions, meeting minutes, or any other written communication, the list is endless.
How To Create Business Documents?
Step 1: Determine the Document's Need
Step 2: Discover Who Is Your
Step 3: Draft An Outline
Step 4: Maintain Clarity
Step 5: Proofread
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a company uses a devsecops approach for developing and maintaining software. in one environment, developers complete penetration and vulnerability scanning to ensure the system is free of bugs and coding errors early on. which of the following best describes this environment?
By incorporating security early on and throughout the whole software development life cycle, DevSecOps seeks to safeguard the software development process.
What is software development process?Software development process is defined as a method for streamlining software development tasks into smaller, concurrent, or sequential steps or sub-processes to enhance product management and design. An alternative name for it is a software development life cycle.
DevSecOps integrates real-time continuous feedback loops and insights throughout the whole SDLC, from planning and design to coding, building, testing, and release. The DevOps methodology for developing software is based on three pillars: organizational culture, processes, and technology & tools.
Thus, by incorporating security early on and throughout the whole software development life cycle, DevSecOps seeks to safeguard the software development process.
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data analyst wants a quick summary of the structure of their data frame, including the column names and the number of rows and variables. what function should they use?
A summary of a data frame's structure, including column names, row and variable numbers, and the kind of data stored, is returned by the str() function.
What are DataFrames in Python?A 2-dimensional labeled data structure called a "DataFrame" has columns that could be of many sorts. It can be compared to a spreadsheet, SQL table, or dictionary of Series objects. It is typically the pandas object that is used the most.Data for the function. Data frames, the primary data structure utilised by most of R's modelling tools, are closely tied collections of variables that share many characteristics with matrices and lists. Data frames are created via the frame() function.A Dataset is arranged into named columns to form a DataFrame. Similar in idea to a table in a relational database or a data frame in R or Python, but with more sophisticated optimizations.To Learn more About data frame Refer To:
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Organizations that are concerned about the security of their data should not use public cloud computing.
Answer: True, but with good cyber security and firewalls they should be fine.
Explanation:
write a program to calculate the circumference of a circle with a diameter of 2. create a constant to hold the diameter. what type will the constant be?
Answer:
Explanation:
(Diameter, Circumference and Area of a Circle) Write a program that reads in. // the radius of a circle and prints the circle's diameter, circumference and.
The program to calculate the circumference of a circle with a diameter of 2 is in explanation part.
What is programming?Computer programming is the process of carrying out a specific computation, typically by designing and constructing an executable computer program.
Here's an example program in Python that calculates the circumference of a circle with a diameter of 2 and uses a constant to hold the diameter:
# Define a constant to hold the diameter
DIAMETER = 2
# Calculate the circumference
circumference = DIAMETER * 3.14159
# Print the result
print("The circumference of the circle is:", circumference)
In this program, the constant DIAMETER is assigned the value of 2. Since the diameter is a numeric value that won't change during the program's execution, it makes sense to use a constant to hold it.
Thus, the resulting value of circumference is also a floating-point number.
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In the presence of oxygen, pyruvate can enter the citric acid cycle but must be converted to.
In the presence of oxygen, pyruvate can enter the citric acid cycle but must be converted to the Acetyl group.
What is the Citric acid cycle?The citric acid cycle may be defined as a type of biological process that involves a chain of reactions in the mitochondria through which almost all living cells produce energy in aerobic respiration.
This cycle utilizes oxygen and gives out water and carbon dioxide as products. Due to this, ADP is converted into ATP. It is also known as the Krebs cycle or TCA cycle.
In the presence of oxygen, pyruvate is transformed into an acetyl group attached to a carrier molecule of coenzyme A. The resulting acetyl CoA can enter numerous pathways, but most often, the acetyl group is delivered to the citric acid cycle for further catabolism.
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a computer is mounted inside a cabinet, and you want to know if the usb 3.0 port has been disabled. which menu would you use?
SATA serial cables are incredibly thin, allowing for smaller chassis designs and more effective airflow inside a form factor.
What is the SATA port and its function?Mass storage devices, including as hard drives and optical discs, can connect with the motherboard utilizing a high-speed serial cable over two pairs of wires to Serial Advanced Technology Attachment, often known as Serial ATA or SATA.
External storage devices can be connected to your PC using USB drives. Universal Serial Bus, sometimes known as USB, offers 1.1 or 2.0 user interfaces.
Therefore, The onboard devices' menu is used to check whether the specific SATA port you're connected to an eSATA bracket is enabled.
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a backdoor acts like a device driver, positioning itself between the kernel (the core program of an operating system) and the hardware
The kernel of the operating system, which regulates hardware and software operations, is a crucial part of it. The kernel serves as a link between software programs and hardware-level data processing carried out through system calls and inter-process communication.
What constitutes the operating system's core?
The foundation of an operating system is a kernel. The operating system's kernel is the initial software that is loaded into main memory to start the system up.
What does the kernel's interface look like?
The interface of the kernel is a base abstraction layer. A system call must be made when a process asks the kernel for a service; this is typically done through a wrapper function.
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The ______ interprets and carries out the basic instructions that operate a computer.
The processor interprets and carries out the basic instructions that operate a computer.
What is Processor?
An integrated electronic circuit called a processor is what does the calculations for a computer. A processor executes basic instructions given from an operating system, including mathematical, logical, input/output (I/O), and other operations (OS). The majority of other processes rely on the actions of a processor.
What is Operating System?
An operating system (OS) is a piece of software that controls all other application programs in a computer after being originally loaded by a boot program. Through a specified application program interface, the application programs use the operating system by requesting services (API).
CPUs will perform most basic arithmetic, logic and I/O operations, as well as allocate commands for other chips and components running in a computer. The term processor is used interchangeably with the term central processing unit (CPU), although strictly speaking, the CPU is not the only processor in a computer.
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access control is a form of access control in which users are assigned a matrix of authorizations forparticular areas of access.
Lattice-based access control is a form of access control in which users are assigned a matrix of authorizations for particular areas of access.
What is Lattice-based access control (LBAC)?
LBAC is a complex Access Control Model that is based on the interaction of any combination of Digital Subjects and Service Provider Resources (such as Resource Actions, Operating System Attributes, and Application Attributes).
A lattice is used in this type of label-based Mandatory Access Control model to define the levels of security that a Resource can have and that a Digital Subject can access. The Digital Subject may only access a Resource if his or her security level is higher than or equal to that of the Resource.
The security level access can also be expressed mathematically in terms of a lattice (a partial order set) in which each Resource and Digital Subject has the greatest lower bound (meet) and the least upper bound (join) of access rights.
For example, if two Digital Subjects A and B require access to a Resource, the security level is defined as the sum of A and B's levels. In another case, if two Resources X and Y are combined, they form a new Resource Z, which is assigned the security level formed by the union of the levels of X and Y.
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which search algorithm uses three variables to mark positions within the array as it searches for the searchvalue?
A binary search algorithm uses three variables to mark positions within the array as it searches for the searchvalue.
What is a binary search?Binary search can be defined as an efficient algorithm that is designed and developed for searching an element (information) from a sorted list of data that are stored on a database, especially by using the run-time complexity of Ο(log n)
Note: n is the total number of elements in a list.
Additionally, keywords and search operators are important variables (elements) that have a significant effect on search results.
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In addition to having fun, what is another reason for why people create games? A. Games keep us out of trouble. B. Games teach us to follow rules. C. Games teach us how to fight. D. Games teach strategy and critical thinking.
Who invented the first computer program to help the analytical engine calculate numbers.
Answer:
(In 1843 mathematician Ada Lovelace wrote in her notes for a translation of a French article about the Analytical Engine how the machine could be used to follow a program to calculate Bernoulli numbers. For this, she has been called the first computer programmer.)
In the 1840s, Ada Lovelace became the first computer programmer, inspite of the fact that the Analytical Engine (the computer that she designed the programs for) wasn't ever manufactured. She was also the first person to suggest that a computer could be more than just an oversized calculator!
Explanation:
Ada Lovelace is the correct one
given the for-each loop declaration below, what is the equivalent arithmetic for loop declaration? for (string word : wordlist)
The following is the equivalent expression for the arithmetic loop declaration
for (int i = 0; i < wordListsize(); i++)
{
Word w = wordList.get(i);
...
}
How to write a for loop with a list?
A convenient method for iterating across a range of values is the for statement. Because it loops repeatedly until a specific condition is met, programmers frequently refer to it as the "for loop." The for statement can be represented in the following general form:
initialization, termination, and increment
Keep in mind the following when employing this form of the for statement:
The for loop is initialized by the initialization expression, which is run once the loop starts.
The for loop ends when the termination expression evaluates to false.
Each time the loop iterates, the increment expression is used; it is allowed for this expression to increase or decrease a value.
Hence we can conclude that the for loop depends on all three mentioned above
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Why was the drone able to find a missing man when helicopters and dogs could not.
The drone was able to find a missing man when helicopters and dogs could not because it could search a large area quickly. The correct option is a.
What is a drone?
A drone is a flying robot that can be remotely controlled. The practice of determining when a computer hardware system will become saturated is to make sure that there are enough computing resources for the company's current and future needs. And there are enough resources available for work with varied priorities.
Therefore, the correct option is a, It could search a large area quickly.
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The question is incomplete. Your most probably complete question is given below:
It could search a large area quickly.
It could deliver first-aid equipment.
It could land in a dangerous spot.
It could fly for hours without stopping.
