Which of the following statements is false? a javascript identifier

a is case-sensitive
b. can start with a $ sign
c. can start with a number
d. can be more than 128 characters long

HCI (human-computer interaction) is the study of how people engage with computers and how computers are or are not designed to communicate successfully with humans. HCI, as the name indicates, comprises of three components: the user, the computer, and the methods in which they interact.

The waterfall model is a traditional paradigm used in the system development life cycle to build a system in a linear and sequential manner. The model is called a waterfall because it progresses methodically from one phase to the next in a downward direction.

The waterfall process has the following advantages: requirements are accomplished early in the project, allowing the team to define the whole project scope, construct a comprehensive timeline, and design the total application.

This model is straightforward and simple to grasp and apply. Because of the model's rigor - each phase has precise deliverables and a review procedure - it is simple to maintain. Phases are analyzed and completed one at a time in this methodology. The phases do not mix.

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An algorithm is a set of clear instructions for solving a specific problem in computer programming. It generates the desired output from a set of inputs. And here the desired inputs are the scores of two students.

Algorithm to print greater score:

START

Take input Score from Student1 and assign it to Score1.

Take input Score from Student1 and assign it to Score2.

Compare the Score1 and Score2.

Assign the larger score value to Max_Score

Print Max_Score

END

What is Algorithm?

An algorithm is a set of instructions, or a set of rules to adhere to, for carrying out a particular task or resolving a particular issue. In the ninth century, the term algorithm was first used. There are algorithms all around us.

For example,

An algorithm to add two numbers:

Take two number inputs

Add numbers using the + operator

Display the result

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The problem that could occur in data science is Data growth issue i.e, Big Data. The proper storage of all these enormous sets of data is one of the biggest problems with big data. Companies' data centers and databases are storing an ever-growing amount of data. It becomes increasingly challenging to manage these data sets as they grow exponentially over time.

The 3 biggest Data science challenges are:

Data collection:

Any ML or data science project must start by locating and gathering the necessary data assets. However, one of the most frequent issues that businesses and data scientists encounter is the lack of appropriate data, which has a direct bearing on their capacity to create reliable ML models.

The abundance of data sources:

Companies now routinely gather information about their clients, sales, workers, and other topics. They do this by utilizing a wide variety of tools, programs, and CRMs, and the sheer volume of data that is fired at businesses by the various sources can start to pose issues with data management and consolidation.

Data security and privacy:

The next difficulty is gaining access to the appropriate datasets once they have been identified. Data scientists are finding it more difficult to access datasets due to rising privacy concerns and compliance requirements.

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Resources shared on a computer network include files, data, multimedia, and hardware resources like printers, fax machines, and scanners.

Servers, clients, transmission media, shared data, shared printers, other hardware and software resources, network interface cards (NIC), local operating systems (LOS), and network operating systems are among the devices, features, and services that computer networks share (NOS).

Therefore,  the resources that are shared are data, multimedia, and hardware resources like printers, fax machines, and scanners.

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amount = int(input("How many numbers will you append?: "))

list = []

for i in range(amount):

   list.append(int(input("Number "+str(i+1)+": ")))

print("The average is:",sum(list)/amount)

The code written by the other person is not optimized. Instead, you can use this code with only 7 lines.

Python programming that is used to find out the average of a set of integers using a WHILE loop is as follows:

        amount = int(input("How many numbers will you append?: "))

        list = []

            for i in range(amount):

        list.append(int(input("Number "+str(i+1)+": ")))

            print("The average is:",sum(list)/amount).

Python is commonly used for developing websites and software, task automation, data analysis, and data visualization. Since it's relatively easy to learn, Python has been adopted by many non-programmers such as accountants and scientists, for a variety of everyday tasks, like organizing finance.

Python can create an intuitive and interactive user interface for your website or mobile application. It is an excellent language for new-age technologies and concepts such as Big Data, Machine Learning, Data Analysations, Visualisations, and many more.

Therefore, python programming that is used to find out the average of a set of integers using a WHILE loop is well described above.

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The C++ code for the program in question will be as follows:

#include <iostream>

using namespace std;

int main()

{

double oldSalary, retroSalary, newSalary, increaseSalary, newMonthlySalary;

const double payIncrease = .076;

cout << "Enter your old annual salary." << endl;

cin >> oldSalary;

newSalary = (oldSalary * .076) + oldSalary;

increaseSalary = newSalary - oldSalary;

newMonthlySalary = newSalary / 12;

retroSalary = (oldSalary / 2) * payIncrease;

cout << endl;

cout << "Your new annual salary is: $" << newSalary << endl;

cout << "You received a $" << increaseSalary << " increase in salary." << endl;

cout << "You will receive $" << retroSalary << " in retroactive salary." << endl;

cout << "Your new monthly salary is: $" << newMonthlySalary << endl;

return 0;

}

What is C++ programming? Why is it useful?

Applications with great performance can be made using the cross-platform language C++. As a C language extension, it was created by Bjarne Stroustrup. With C++, programmers have extensive control over memory and system resources.

Given that C++ is among the most widely used programming languages in use today and is used in embedded devices, operating systems, and graphical user interfaces, it is helpful. C++ is portable and may be used to create applications that can be converted to other platforms since it is an object-oriented programming language, which gives programs a clear structure and allows code to be reused, reducing development costs.

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The operations from the highest priority to the lowest priority in Javascript are 1. Opeartions enclosed in parentheses 2. Exponentiation 3. Multiplication and divison and 4. Addition and Substraction.

What is Operator precedence?

How operators are parsed in relation to one another depends on operator precedence. Higher precedence operators become the operands of lower precedence operators.

Operator  Operation Order of Precedence Order of Evaluation

     ++         Increment           1                                  R -> L

     --         Decrement           1                                  R -> L

     -                  Negation           1                                  R -> L

     !                     NOT                   1                                  R -> L

 *, /, %      Multiplication,

                 division, modulus          2                                  L -> R

  +, —  Addition, subtraction  3                                  L -> R

   +              Concatenation          3                                  L -> R

 <, <= Less than, less than,

                       or equal                  4                                  L -> R

 >, >= Greater than, greater than,

                      or equal                 4                                 L -> R

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The program to determine if a student is entitled to an incentive is illustrated below:

#include <stdio.h>

int main() {

int num;

printf("Enter an integer: ");

scanf("%d", &num);

// true if num is perfectly divisible by 2

if(num % 2 == 0)

printf("%d is even.", num);

else

printf("%d is odd.", num);

return 0;

}

python program.

num = int(input("Enter a number: "))

if (num % 2) == 0:

print("{0} is Even".format(num))

else:

print("{0} is Odd".format(num))

Pseudocode:

0. Start

1. Print "Enter Any Number to Check, Even or Odd"

2. Read input of a number

3. If number mod = 0

4. Print "Number is Even"

5. Else

6. Print "Number is Odd"

7. End

A computer program is a set of instructions written in a programming language that a computer can execute. Software includes computer programs as well as documentation and other intangible components.

Source code refers to a computer program in its human-readable form. In this case, the program to determine if a student is entitled to an incentive granted upon payment of his/her boarding fee in full is given.

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Reading a document and looking at the layout of a document are the activities for which Full Screen Reading View is quite helpful.

What exactly is a Document?

A document is a type of information that may be useful to one or more users. This data can be in both digital and nondigital formats. As a result, a document can be digital or nondigital. Digital and nondigital documents are stored using various methods and layouts.

A nondigital or paper document can be physically stored in a file cabinet, whereas an electronic or digital document is stored as one or more files in a computer. A database can also include digital documents. Electronic document management software is used to manage, store, and secure electronic documents.

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By providing it with a visual context via maps or graphs, data visualization helps us understand what the information means.

The term map is having been described as they have a scale in It's as we call the longitude and latitude as well as we see there are different types of things are being different things are also in it as we see there are different things are being there in it as we see the oceans are there the roads and in it.

In the US, 84% of adults between the ages of 18 and 29, 81% between the ages of 30-49, 73% between the ages of 60 and 64, and 45% between the ages of 65 and above use social media regularly. On average, users use social media for two hours and 25 minutes each day.

Therefore, In a visual context maps or graphs, and data visualization helps us understand what the information means.

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Answer:

User cannot change the password for 10 days.

The format of the memory address for fully associative caching technique is option C:  c) TAG= 13 SET = 14 WORD =5.

A fully associative cache allows data to be stored in any cache block rather than forcing each memory address into a specific block. — Data can be stored in any vacant block of the cache when it is read from memory.

Note that the term "fully associative mapping" refers to a cache mapping technique that enables mapping of the main memory block to an openly accessible cache line.

Furthermore, data could be stored in any cache block with a fully associative cache. Every memory address wouldn't have to be confined to a specific block and option c best fit the statement above.

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Accessibility. The Internet is a service that is available to everyone worldwide.

Participation in Other Media.

The Internet, sometimes known as "the Net," is a global system of computer networks. It is a network of networks that allows users at any one computer to obtain information from any other computer with permission (and sometimes talk directly to users at other computers).

A vast network of specialized computers known as routers makes up the Internet. Knowing how to move packets from their source to their destination is the responsibility of each router. During its journey, a packet will have passed through numerous routers. A hop occurs when a packet passes from one router to the next.

Therefore,  . The Internet is a service that is available to everyone worldwide.

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A while loop is used until a certain condition is reached unknown number of times.

Option 3

What is the difference between a while loop and a for loop?

Both the for loop and the while loop is used to execute the statements repeatedly while the program is running. The main distinction between the for loop and the while loop is that the for loop is used when the number of iterations is known, whereas the while loop executes until the statement in the program is proven incorrect.

Iteration refers to a single execution of the loop body. In the preceding example, the loop iterates three times.

If i++ were not present in the preceding example, the loop would (in theory) continue indefinitely. In practice, the browser provides methods to stop such loops, and we can kill the process in server-side JavaScript.

Any expression or variable, not just comparisons, can be used as a loop condition: while evaluating the condition and converting it to a boolean.

Hence to conclude use a while loop instead of a for loop, To loop until a certain condition is reached

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When a code block is placed inside a loop, what happens to the code is that: D. It repeats as long as a certain condition is true.

A looping structure can be defined as a type of function that is designed and developed (written) to instruct a computer to repeat specific statements, especially for a certain number of times based on some certain true condition(s).

In Computer programming, there are different types of looping structure and these include the following:

This ultimately implies that, a code block would repeat particular statements for a certain number of times (iterations) based on some certain true condition(s) in the looping structures.

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Answer:

C.

It repeats a certain number of times and then stops.

Explanation:

Answer:

!TRUE!

Explanation:

It involves breaking down a complex problem or system into smaller parts that are more manageable and easier to understand. The smaller parts can then be examined and solved, or designed individually, as they are simpler to work with.

Answer:

One of the harder ideas to grasp in fusion is that nuclei, which, because of their electric charge, strongly repel at long range

(compared to the size of a nucleus), can strongly attract at short range. This activity allows students to explore a similar situation in

which

the magnetic interaction provides the repulsion (similar to the electric interaction within

the nucleus) and Velcro provides an attractive force at short range (similar to the nuclear

strong interaction).

Explanation:

Using the knowledge in computational language in python it is possible to write a code that  use the Loop Summing Pattern to calculate and print the total score of all the games in this list of dictionaries.

games = [

   {"Name": "UD", "Score": 27, "Away?": False},

   {"Name": "Clemson", "Score": 14, "Away?": True},

   {"Name": "Pitt", "Score": 32, "Away?": True},

]

total_score = 0  # initialize total_score to 0

for d in games:     # go through all dictionaries of games list

   total_score += d["Score"]   # add each score to total_score

# print total score with a print function

print(total_score)

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Answer:

Choose one picture and increase the font size to at least 18 or Decrease font size and add more pictures.

Explanation:hope this helps ^-^

Answer: y=mx+by so x=f(x) and m is RBX and KR is b so y will be 69 and 666

Explanation: no explanation

The component that collects data from people or other devices and sends it to the computer, is called the Input device.

The data is received by input devices in a format that the computer can understand, and it is then sent to the processing unit. The electronic circuitry in the processor, more formerly known as the central processing unit (CPU), transforms input data into the desired information.

Therefore, the input device is the part of the system that gathers data from people or other sources and transmits it to the computer.

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Answer:

Page breaks are used to end a page without filling it with text. To make sure the title page of your thesis/dissertation is separate from the signature page, for example, insert a page break after the graduation date on the title page.

PLEASE GIVE BRAINLIEST THANK YOU!!!

The resources that I can learn from now to learn how to use these different devices with different operating systems are:

You can "speak" to your computer using your operating system even if you don't understand its language. The file system, scheduler, and device driver are the three components of an OS that are most crucial. You can assess your computer's general health by understanding the fundamentals of your operating system.

Note that A computer user and computer hardware interact through an operating system (OS). An operating system is a piece of software that handles all the fundamental operations like managing files, memory, processes, handling input and output, and managing peripheral devices like disk drives and printers.

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The option D: The Federal Reserve (The Fed) is referred to as the "Banker's Bank".

To guarantee that the financial system supports a strong economy for American people, communities, and businesses, the Federal Reserve analyzes financial system risks and actively participates at home and abroad.

Note that The United States of America's central banking system is called the Federal Reserve System. With the passage of the Federal Reserve Act on December 23, 1913, it was established in response to the need for centralized control of the monetary system to prevent financial crises following a string of financial panics.

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The answer should be [tex]7.[/tex]

Answer:

True

Explanation:

i think i am right computer forever

The  six different administrative controls used to secure personnel are: Preventative, detective, corrective, deterrent, recovery, directive, and compensation.

To lessen or restrict exposure to a particular hazard at work, administrative controls, also known as work practice controls, are used. When substitution, omission, or the use of engineering controls are not practical, this type of hazard control alters the way work is done.

Therefore, Policies, processes, or guidelines that outline employee or company practices in keeping with the organization's security objectives are referred to as administrative security controls.

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Using programming libraries is one way of incorporating existing code into new programs is a true statement.

A notational scheme used to write computer programs is known as a programming language. Although they may also be graphical, formal text-based programming languages make up the majority of the field. They are an assortment of computer languages.

Therefore, Programmers can use a collection of prewritten code called a programming library to streamline tasks. This library of reused code typically focuses on a small number of widespread issues. Several different pre-coded components are typically included in a library and thus from time to time can be place on a new program if need be.

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After that, select "Format" from the "Cells" submenu. There is a drop-down menu where you may choose between "Row Height" and "Column Width." Choose the one that you wish to make the initial adjustment to.

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Answer:

Explanation:

Suppose you work for a company that has just hired a new senior vice president. After reviewing the budgets of all departments, the new VP went on record saying that the amount of money spent on cybersecurity is too large in proportion to the size of the company. She recommends an immediate 23 percent reduction in the cybersecurity budget. she has decided on this amount after informal conversations with other companies that have about the same number of employees. However, these other companies perform completely different functions: one company is in manufacturing while the other is a service organization, neither of which is the same as your company. The new VP says she will retract her recommendation if someone can prove that there have been no significant attacks due to the money spent on cyber defenses and not just because your company is unattractive to threat actors