what is a computer ?it types​

Answers

Answer 1

Answer:

A computer is a digital device that you can do things on such as play games, research something, do homework.

Explanation:

Answer 2

Answer:

A computer can be best described as an electronic device that works under the control of information stored in it's memory.

There are also types of computers which are;

Microcomputers/personal computerMini computersMainframe computerssuper computers


Related Questions

For everyday files that users will use regularly on a user's own Word-compatible computer, the best file format to save as is: o PDF. DOCX ORTE. OTXT.​

Answers

Answer:

DOCX? I think

Explanation:

The reading element punctuation relates to the ability to

pause or stop while reading.

emphasize important words.

read quickly yet accurately.

understand word definitions.

Answers

Answer:

A

Explanation:

Punctations are a pause or halt in sentences. the first one is the answer so do not mind the explanation.

semi colons, colons, periods, exclamation points, and question Mark's halt the sentence

most commas act as a pause

Answer: (A) pause or stop while reading.

Explanation:

In this exercise you will debug the code which has been provided in the starter file. The code is intended to take two strings, s1 and s2 followed by a whole number, n, as inputs from the user, then print a string made up of the first n letters of s1 and the last n letters of s2. Your job is to fix the errors in the code so it performs as expected (see the sample run for an example).
Sample run
Enter first string
sausage
Enter second string
races
Enter number of letters from each word
3
sauces
Note: you are not expected to make your code work when n is bigger than the length of either string.
1 import java.util.Scanner;
2
3 public class 02_14_Activity_one {
4 public static void main(String[] args) {
5
6 Scanner scan = Scanner(System.in);
7
8 //Get first string
9 System.out.println("Enter first string");
10 String s1 = nextLine(); 1
11
12 //Get second string
13 System.out.println("Enter second string");
14 String s2 = Scanner.nextLine();
15
16 //Get number of letters to use from each string
17 System.out.println("Enter number of letters from each word");
18 String n = scan.nextLine();
19
20 //Print start of first string and end of second string
21 System.out.println(s1.substring(1,n-1) + s2.substring(s1.length()-n));
22
23
24 }

Answers

Answer:

Here is the corrected program:

import java.util.Scanner; //to accept input from user

public class 02_14_Activity_one { //class name

    public static void main(String[] args) { //start of main method

    Scanner scan = new Scanner(System.in); //creates Scanner class object

  System.out.println("Enter first string"); //prompts user to enter first string

          String s1 = scan.nextLine(); //reads input string from user

  System.out.println("Enter second string"); //prompts user to enter second string

          String s2 = scan.nextLine(); //reads second input string from user

    System.out.println("Enter number of letters from each word"); //enter n

          int n = scan.nextInt(); //reads value of integer n from user

          System.out.println(s1.substring(0,n) + s2.substring(s2.length() - n ));

         } } //uses substring method to print a string made up of the first n letters of s1 and the last n letters of s2.

Explanation:

The errors were:

1.

Scanner scan = Scanner(System.in);

Here new keyword is missing to create object scan of Scanner class.

Corrected statement:

 Scanner scan = new Scanner(System.in);

2.

String s1 = nextLine();  

Here object scan is missing to call nextLine() method of class Scanner

Corrected statement:

String s1 = scan.nextLine();

3.

String s2 = Scanner.nextLine();

Here class is used instead of its object scan to access the method nextLine

Corrected statement:

String s2 = scan.nextLine();

4.

String n = scan.nextLine();

Here n is of type String but n is a whole number so it should be of type int. Also the method nextInt will be used to scan and accept an integer value

Corrected statement:

int n = scan.nextInt();

5.

System.out.println(s1.substring(1,n-1) + s2.substring(s1.length()-n));

This statement is also not correct

Corrected statement:

System.out.println(s1.substring(0,n) + s2.substring(s2.length() - n ));

This works as follows:

s1.substring(0,n) uses substring method to return a new string that is a substring of this s1. The substring begins at the 0th index of s1 and extends to the character at index n.

s2.substring(s2.length() - n ) uses substring method to return a new string that is a substring of this s2. The substring then uses length() method to get the length of s2 and subtracts integer n from it and thus returns the last n characters of s2.

The screenshot of program along with its output is attached.

List three hardware computer components? Describe each component, and what its function is.

Answers

Answer:

moniter: a screen and is used to see what the computer is running

webcam: the camera on the computer. can be already built in or added

power supply: an electrical device that supplies power to an electrical load

Explanation:

Answer:

Input device

output device

C.P.U

Alice just wrote a new app using Python. She tested her code and noticed some of her lines of code are out of order. Which principal of programing should Alice review?

Answers

Answer:

sequencing

Explanation:

from flvs

Answer:

Sequencing

Explanation:

Tasha works as an information technologist for a company that has offices in New York, London, and Paris. She is based out of the New York office and uses the web to contact the London and Paris office. Her boss typically wants her to interact with customers and to run training seminars to teach employees new software and processes. Which career pathway would have this type of employee?

Answers

Answer:

D. Interactive Media

Explanation:

i just took the test right now

The career pathway which would have this type of employee is an interactive media.

What is media?

Media is a terminology that is used to describe an institution that is established and saddled with the responsibility of serving as a source for credible, factual and reliable news information to its audience within a geographical location, either through an online or print medium.

In this context, an interactive media is a form of media that avail all media personnels an ability to easily and effectively interact with their customers or audience.

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Custom function definitions:________.
A. Must be written before they are called by another part of your program
B. Must declare a name for the function
C. Must include information regarding any arguments (if any) that will be passed to the function
D. all of the above

Answers

Answer:

D. all of the above

Explanation:

A option is correct and function definition must be written before they are called by another part of your program. But in languages such as C++ you can write the prototype of the function before it is called anywhere in the program and later write the complete function implementation. I will give an example in Python:

def addition(a,b): #this is the definition of function addition

    c = a + b

    return c    

print(addition(1,3)) #this is where the function is called

B option is correct and function definition must declare a name for the function. If you see the above given function, its name is declared as addition

C option is correct and function definition must include information regarding any arguments (if any) that will be passed to the function. In the above given example the arguments are a and b. If we define the above function in C++ it becomes: int addition( int a, int b)

This gives information that the two variables a and b that are parameters of the function addition are of type int so they can hold integer values only.

Hence option D is the correct answer. All of the above options are correct.

what is the use of buffer?​

Answers

Answer:

pH buffer or hydrogen ion buffer) is an aqueous solution consisting of a mixture of a weak acid and its conjugate base, or vice versa. ... Buffer solutions are used as a means of keeping pH at a nearly constant value in a wide variety of chemical applications.

Explanation:

there is your answer i got this one correct

hope it is helpful

Answer:

Limits the pH of a solution

Explanation:

A P  E X

Which error produces incorrect results but does not prevent the program from running? a. syntax b. logic c. grammatical d. human e. None of the above

Answers

Answer:

Logic Error

Explanation:

I'll answer the question with the following code segment.

Program to print the smallest of two integers (written in Python)

num1 = int(input("Num 1: "))

num2 = int(input("Num 2: "))

if num1 < num2:

  print(num2)

else:

  print(num1)

The above program contains logic error and instead will display the largest of the two integers

The correct logic is

if num1 < num2:

  print(num1)

else:

  print(num2)

However, the program will run successfully without errors

Such errors are called logic errors

Which of the following tasks can you perform using a word processor?
insert a bulleted list in a document
check a document for spelling errors
edit a video for inclusion in a document
create an outline of sections to be included in a document
set a password to restrict access to a document

Answers

Create a outline of sections to be included in a document

The following task can you perform using a word processor is creating an outline of sections to be included in a document. The correct option is c.

What is a word processor?

A word processor is a computer program or device that provides for input, editing, formatting, and output of text, often with additional features.

Simply put, the probability is the likelihood that something will occur. When we don't know how an event will turn out, we can discuss the likelihood or likelihood of several outcomes.

Statistics is the study of events that follow a probability distribution. In uniform probability distributions, the chances of each potential result occurring or not occurring are equal.

Therefore, the correct option is c. create an outline of sections to be included in a document.

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The state way of grading drivers is called what?

*

Answers

Oh yeah I forgot what you did you do that I mean yeah I forgot to tell you something about you lol lol I don’t want to see it anymore

Documents files should be saved as a _____ file

Answers

Answer:

PDF

Explanation:

PV = 11,000 AC = 6000 CV = 4,000. What is SV? What does this calculation tell you?

Answers

Answer:

I don't see an SV in the examples.. I suspect these are the name plate numbers off of a transformer... but.. more context would really help

Explanation:

Type the correct answer in the box
in which phishing technique are URLs of the spoofed organization misspelled?
anon
is a phishing technique in which URLs of the spoofed organization are misspelled

Answers

Answer: Link manipulation

Explanation:

Answer:

Typo Squatting

Explanation:

Choose the word to make the sentence true. The ____ function is used to display the program's output.

O input
O output
O display

Answers

The output function is used to display the program's output.

Explanation:

As far as I know this must be the answer. As tge output devices such as Monitor and Speaker displays the output processed.

The display function is used to display the program's output. The correct option is C.

What is display function?

Display Function Usage displays a list of function identifiers. It can also be used to display detailed usage information about a specific function, such as a list of user profiles with the function's specific usage information.

The displayed values include the prefix, measuring unit, and required decimal places.

Push buttons can be used to select functions such as summation, minimum and maximum value output, and tare. A variety of user inputs are available.

A display is a device that displays visual information. The primary goal of any display technology is to make information sharing easier. The display function is used to display the output of the program.

Thus, the correct option is C.

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there are no more than 60 people in a certain class to participate in the final .the exam subjects are programming, English, and mathematics .the following functions are realized by two dimensional array programming.calculate the average score of each student

Answers

Answer:

If there are many people in the class and if most of these people have never done such an intensive proof-based class, then I'd say this is not so surprising  that the class average would be 56%-34%

Explanation:

hopes this help this question threw me off a lot

Write a program that asks for the names of three runners and the time, in minutes, it took each of them to finish a race. The program should display the names of the runners in the order that they finished.

Answers

Answer:

Written in Python

names = []

times = []

for i in range(0,3):

     nname = input("Name "+str(i+1)+": ")

     names.append(nname)

     time = input("Time "+str(i+1)+": ")

     times.append(time)

if times[2]>=times[1] and times[2]>=times[0]:

     print(names[2]+" "+times[2])

     if times[1]>=times[0]:

           print(names[1]+" "+times[1])

           print(names[0]+" "+times[0])

   else:

           print(names[0]+" "+times[0])

           print(names[1]+" "+times[1])

elif times[1]>=times[2] and times[1]>=times[0]:

     print(names[1]+" "+times[1])

     if times[2]>times[0]:

           print(names[2]+" "+times[2])

           print(names[0]+" "+times[0])

     else:

           print(names[0]+" "+times[0])

           print(names[2]+" "+times[2])

else:

     print(names[0]+" "+times[0])

     if times[2]>times[0]:

           print(names[2]+" "+times[2])

           print(names[1]+" "+times[1])

     else:

           print(names[1]+" "+times[1])

           print(names[2]+" "+times[2])

Explanation:

I've added the full source code as an attachment where I used comments to explain difficult lines

(d) Assume charArray is a character array with 20 elements stored in memory and its starting memory address is in $t5. What is the memory address for element charArray[5]?

Answers

Answer:

$t5 + 5

Explanation:

Given that ;

A character array defines as :

charArray

Number of elements in charArray = 20

Starting memory address is in $t5

The memory address for element charArray[5]

Memory address for charArray[5] will be :

Starting memory address + 5 :

$t5 + 5

Which of the following documents has a template available in the online templates for your use?
letters
resumés
reports
all of the above

Answers

Answer:

The answer is all of the above.

Explanation:

What does the measurement tell you?

Schedule performance index

Answers

Answer:

how close the project is to being completed compared to the schedule/ how far ahead or behind schedule the project is, relative to the overall project

Explanation:

Write a program that computes and display the n! for any n in the range1...100​

Answers

Answer:

const BigNumber = require('bignumber.js');

var f = new BigNumber("1");

for (let i=1; i <= 100; i++) {

 f = f.times(i);

 console.log(`${i}! = ${f.toFixed()}`);

}

Explanation:

Above is a solution in javascript. You will need a bignumber library to display the numbers in full precision.

Shortest Remaining Time First is the best preemptive scheduling algorithm that can be implemented in an Operating System.

a. True
b. False

Answers

Answer:

a

Explanation:

Yes, true.

Shortest Remaining Time First, also popularly referred to by the acronym SRTF, is a type of scheduling algorithm, used in operating systems. Other times it's not called by its name nor its acronym, it is called the preemptive version of SJF scheduling algorithm. The SJF scheduling algorithm is another type of scheduling algorithm.

The Shortest Remaining Time First has been touted by many to be faster than the SJF

The answer to the question which asks if the Shortest Remaining Time First is the best preemptive scheduling algorithm that can be implemented in an Operating System is:

True

What is Shortest Remaining Time First?

This refers to the type of scheduling algorithm which is used to schedule tasks that would be executed in the processing unit in an Operating System based on the shortest time taken to execute the task.

With this in mind, we can see that this is the best preemptive scheduling algorithm that can be implemented in an Operating System because it makes task execution faster.

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The collaborative team responsible for creating a film is in the process of creating advertisements for it and of figuring out how to generate excitement about the film. Which of the five phases of filmmaking are they most likely in?

Answers

Answer:

Distribution.

Explanation:

Filmmaking can be defined as the art or process of directing and producing a movie for viewing in cinemas or television. The process of making a movie comprises of five (5) distinct phases and these are;

1. Development.

2. Pre-production.

3. Production.

4. Post-production.

5. Distribution.

Distribution refers to the last phase of filmmaking and it is the stage where the collaborative team considers a return on investment by creating advertisements in order to have a wider outreach or audience.

In this scenario, the collaborative team responsible for creating a film is in the process of creating advertisements for it and of figuring out how to generate excitement about the film.

Hence, they are likely to be in the distribution phase in relation to the five phases of filmmaking.

Answer:

C: distribution

Explanation:

edg2021

Write a function that takes a string and return the back half of the string. If the string has an odd number of characters, include the extra character. Your solution should also work if given and empty string. Examples: back_half('abba') should return 'ba' back_half('abcba') should return 'cba'

Answers

Answer:

Written in Python

def back_half(inputstring):

    outputstring = ""

    lent = len(inputstring)

    if lent == 0:

         outputstring ="Empty String"

    elif lent%2 == 0:

         begin = lent/2

         for i in range(int(begin),lent):

              outputstring = outputstring + inputstring[i]

    else:

         begin = (lent+1)/2

         for i in range(int(begin-1),lent):

              outputstring = outputstring + inputstring[i]

    return outputstring

Explanation:

This line defines the function

def back_half(inputstring):

This line initializes outputstring to an empty string

    outputstring = ""

This calculates the length of the input string

    lent = len(inputstring)

This checks if the length of inputstring is 0. If yes, the function returns empty string

    if lent == 0:

         outputstring ="Empty String"

This checks if the length of inputstring is even.

    elif lent%2 == 0:

         begin = lent/2 This line gets the beginning of the half string

         for i in range(int(begin),lent):

              outputstring = outputstring + inputstring[i] This generates the half string

    else: This checks for odd length

         begin = (lent+1)/2 This line gets the beginning of the half string

         for i in range(int(begin-1),lent):

              outputstring = outputstring + inputstring[i] This generates the half string

    return outputstring This returns the outputstring

Define a Python function named matches that has two parameters. Both parameters will be lists of ints. Both lists will have the same length. Your function should use the accumulator pattern to return a newly created list. For each index, check if the lists' entries at that index are equivalent. If the entries are equivalent, append the literal True to your accumulator. Otherwise, append the literal False to your accumulator.

Answers

Answer:

The function in Python is as follows:

def match(f1,f2):

    f3 = []

    for i in range(0,len(f1)):

         if f1[i] == f2[i]:

              f3.append("True")

         else:

         f3.append("False")

    print(f3)

Explanation:

This line defines the function

def match(f1,f2):

This line creates an empty list

    f3 = []

This line is a loop that iterates through the lists f1 and f2

    for i in range(0,len(f1)):

The following if statement checks if corresponding elements of both lists are the same

         if f1[i] == f2[i]:

              f3.append("True")

If otherwise, this is executed

         else:

         f3.append("False")

This prints the newly generated list

    print(f3)

To create a public key signature, you would use the ______ key.

Answers

Answer:

To create a public key signature, you would use the _private_ key.

Explanation:

To create a public key signature, a  private key is essential to enable authorization.

A private key uses one key to make data unreadable by intruders and for the data to be accessed the same key would be needed to do so.

The login details and some important credentials to access user data contains both the user's public key data and private key data. Both private key and public key are two keys that work together to accomplish security goals.

The public key uses different keys to make data readable and unreadable.

The public key is important to verify authorization to access encrypted data by making sure the access authorization came from someone who has the private key. In other words, it's a system put in place to cross-check the holder of the private key by providing the public key of the encrypted data that needed to be accessed. Though, it depends on the key used to encrypt the data as data encrypted with a public key would require a private key for the data to be readable.

This assignment requires you to write a well documented Java program to calculate the total and average of three scores, the letter grade, and output the results. Your program must do the following:
Prompt and read the users first and last name
Prompt and read three integer scores
Calculate the total and average
Determine a letter grade based on the following grading scale - 90-100 A; 80-89.99 B; 70-79.99 C; below 70 F
Use the printf method to output the full name, the three scores, the total, average, and the letter grade, properly formatted and on separate lines.
Within the program include a pledge that this program is solely your work and the IDE used to create/test/execute the program. Please submit the source code/.java file to Blackboard. Attached is a quick reference for the printf method.

Answers

Answer:

The solution is given in the explanation section

Don't forget to add the pledge before submitting it. Also, remember to state the IDE which you are familiar with, I have used the intellij IDEA

Follow through the comments for a detailed explanation of each step

Explanation:

/*This is a Java program to calculate the total and average of three scores, the letter grade, and output the results*/

// Importing the Scanner class to receive user input

import java.util.Scanner;

class Main {

 public static void main(String[] args) {

   //Make an object of the scaner class

   Scanner in = new Scanner(System.in);

   //Prompt and receive user first and last name;

   System.out.println("Please enter your first name");

   String First_name = in.next();

   System.out.println("Please enter your Last name");

   String Last_name = in.next();

   //Prompt and receive The three integer scores;

   System.out.println("Please enter score for course one");

   int courseOneScore = in.nextInt();

   System.out.println("Please enter score for course two");

   int courseTwoScore = in.nextInt();

   System.out.println("Please enter score for course three");

   int courseThreeScore = in.nextInt();

   //Calculating the total scores and average

   int totalScores = courseOneScore+courseTwoScore+courseThreeScore;

   double averageScore = totalScores/3;

   /*Use if..Else statements to Determine a letter grade based on the following grading scale - 90-100 A; 80-89.99 B; 70-79.99 C; below 70 F */

   char letterGrade;

   if(averageScore>=90){

     letterGrade = 'A';

   }

   else if(averageScore>=80 && averageScore<=89.99){

     letterGrade = 'B';

   }

     else if(averageScore>=70 && averageScore<=79.99){

     letterGrade = 'C';

   }

   else{

     letterGrade ='F';

   }

   //Printing out the required messages

   System.out.printf("Name:  %s %s\n", First_name, Last_name);

   System.out.printf("scores: %d %d %d:  \n", courseOneScore, courseTwoScore, courseThreeScore);

   System.out.printf("Total and Average Score is: %d %.2f:  \n", totalScores, averageScore);

   System.out.printf("Letter Grade: %C:  \n", letterGrade);

  // System.out.printf("Total: %-10.2f:  ", dblTotal);

 }

}

What is a piece of information sent to a function

Answers

Answer:

the information sent to a function is the 'input'.

or maybe not hehe

Which online text source would include a review of a new TV show?
an academic journal
a blog
an e-book
an encyclopedia

Answers

Answer:

Blog

Explanation:

Online text sources include blogs, e-books, encyclopaedias, and e-zines. As a result, options A, B, C, and D are correct.

What is a text source?

A source is a book or other material that contains the data that has been used, whereas a citation is the actual statement of the starting point. They were researchers who also worked as professors, writers, and other professionals, and they published books and articles.

Online text sources are those that can be accessed from anywhere and are available on the internet. The online text shows that anyone can see or exceed including blogs, e-books, encyclopaedias, and e-zines.

These are available for further studies and research. Also to give information this can be a source. Therefore,  options A, B, C, and E is the correct option.

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Describe how to manage the workspace by putting each feature under the action it helps carry out

Answers

Answer:

Viewing Documents one at a time:Windows+tab keys,

Windows taskbar

Viewing documents at same time:

Snap,Arrange all

Explanation:

 The workspace can be managed by putting control of the surroundings it's far important that you examine all of the factors and items found in your area.

What is the workplace for?

Workspaces had been round in Ubuntu properly earlier than the transfer to Unity. They essentially offer you a manner to organization home windows associated with comparable duties together, in addition to get "additional" screenspace.

The subsequent step is to outline a logical and optimizing feature for the factors with a view to continuing to be on your surroundings, defining that each of them may be capable of carrying out an easy and applicable project for his or her paintings.

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Other Questions
A similarity between the leaders of state executive and legislative branches is thatOthey serve four year terms of office.they are usually elected by popular vote.Othey are responsible for making state laws.they have budget-approval responsibilities. What was the main reason IPv6 was created?A. To improve the system B. They needed a faster network C.they were running out of addresses D. To include more countries The sum of 3 consecutive numbers is 72. What is the largest of these numbers?23252628 Which is the best molecule to build collegen, muscle repair, and tendon repair? acarohydrates blipids cnucleic acids dProteins Which equation shows y=3x15 in standard form?A. 15x5y=1B. 15x+5y=1C. 5x15y=1D. 5x15y=1 Find the volume of a box with a length of 5 cm, a width of 5 cm, and a height of 10 cm. V= cm3 SOMEONE PLEASE HELP ILL GIVE BRAINLIEST Write the symbolic expression in words:PLEASE SOMEONE HELP A circle is inscribed in a square. If the perimeter of the square is 40, what is the area of the circle? Use 3.14 for pi. If b^2 = 25 then b= Answer it please A washer and a dryer cost combined $664 The washer costs $36 less than the dryer. What is the cost of the dryer? Hlleym762 Inc. is a merchandising company. Last month the company's cost of goods sold was $62,600. The company's beginning merchandise inventory was $16,600 and its ending merchandise inventory was $25,200. What was the total amount of the company's merchandise purchases for the month? FORENSIC SCIENCE!! When analyzing a strand of hair, investigators would first try to collect DNA from which general location? Inside of the hair strand The medulla The hair tip/point furthest from the scalp The point closest to the scalp Describe the struggles faced by the Cherokee on the Trail of Tears. Why were these journeys so dangerous? Prepare a limerick citing ways to prevent a disease. Howard can mow 3 lawns in 6 hours. How many lawns can he mow in 24 hours?Group of answer choices122163 PromptWrite a letter to a friend or relative whom you don't see often and tell them about your typical day. Your teacher invented another game: You will pick one card from a deck of cards. Ifyou pick a heart, you will win $25.00. Otherwise, you will lose $5.00.From the standpoint of the player, what is the expected value of this game?Enter expected valueWhat does the expected value tell us about the game?O The game is good to play, you will make money on average.O The game is NOT good to play, you will tend to lose money.O It doesn't matter if you play, you will generally break even. 4x + 11y = 36, What is the x intercept (let y = 0)? * Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for theequation 3x-5=-2x+ 10?A. X=5. B.5=x. C.15=5x. D.5x=15