01.01.2023

A common programming operation is to swap or exchange the values of two variables. If the value of x is currently 19 and the value of y is 42, swapping them will make x into 42 and y into 19. Write a program named Swap.java that allows the user to enter two int values. The program should store those values into variables and then swap the variables. Print the values of both variables before and after the swap. You will receive full credit as long as your solution works, but try to do this using as few variables as possible

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24.06.2023, solved by verified expert
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import java.util.Scanner;

public class Swap

{

public static void main(String[] args) {

   

    Scanner input = new Scanner(System.in);

    int x, y, t;

 System.out.print("Enter the first variable: ");

 x = input.nextInt();

 System.out.print("Enter the second variable: ");

 y = input.nextInt();

 

 System.out.printf("Values before the swap -> x = %d, y = %d\n", x, y);

 

 t = x;

 x = y;

 y = t;

 

 System.out.printf("Values after the swap -> x = %d, y = %d\n", x, y);

}

}

Explanation:

Import the Scanner class

Create a Scanner object to be able to get input from the user

Declare the variables, x, y, and t - the variable t will be used as temporary variable that will hold the value of x

Ask the user to enter the first and second variables

Print the values before swap

Assign the value of x to the t

Assign the value of y to the x (Now, x will have the value of y)

Assign the value of the t to the y (Since t holds the value of x, y will have the value of x)

Print the values after the swap

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Computers and Technology
Step-by-step answer
P Answered by PhD

import java.util.Scanner;

public class Swap

{

public static void main(String[] args) {

   

    Scanner input = new Scanner(System.in);

    int x, y, t;

 System.out.print("Enter the first variable: ");

 x = input.nextInt();

 System.out.print("Enter the second variable: ");

 y = input.nextInt();

 

 System.out.printf("Values before the swap -> x = %d, y = %d\n", x, y);

 

 t = x;

 x = y;

 y = t;

 

 System.out.printf("Values after the swap -> x = %d, y = %d\n", x, y);

}

}

Explanation:

Import the Scanner class

Create a Scanner object to be able to get input from the user

Declare the variables, x, y, and t - the variable t will be used as temporary variable that will hold the value of x

Ask the user to enter the first and second variables

Print the values before swap

Assign the value of x to the t

Assign the value of y to the x (Now, x will have the value of y)

Assign the value of the t to the y (Since t holds the value of x, y will have the value of x)

Print the values after the swap

Computers and Technology
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P Answered by PhD
Answer: c. internet of things.

Explanation:
The technology that combines with the 5G capabilities which was used in the monitoring of the shopping trends is the Internet of Things.
- Internet of Things (IoT) simply means when there are interrelated, and internet-connected objects which collects and transfers data without human intervention through a wireless network or makes use of sensors.
- This is being used by the retailer in the example given to monitor the shopping trends. In conclusion, the correct option is Internet of Things.
Computers and Technology
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P Answered by PhD

The solution that would help the client pool their data together is a data integration solution. This type of solution allows for the collection and consolidation of data from various sources into a single, unified database. This can be achieved through a variety of methods, including Extract, Transform, Load (ETL) processes, data warehousing, and master data management. By implementing a data integration solution, the client will be able to access and analyze their data more efficiently, leading to better insights and informed decision-making.

Computers and Technology
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P Answered by Master

The correct answer to the following question will be "Auto-encoder".

Explanation:

It is indeed a form of artificial neural net that utilizes in an unmonitored way to practice successful information coding.

The objective of such an auto-encoder seems to be to acquire a specification (encoding) for a collection of information, usually for reducing degrees of freedom, by teaching the channel to overlook the "noise" message.Learn a few things of endogenous model representation and then use it to recreate the object.
Computers and Technology
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P Answered by Master
When one encounters another vessel and assess the situation and believes that you are the stand-on vessel, You should still maintain your course unless the give-away vessel or vessel you have encountered is not taking appropriate actions, what you should do is, you should take action and move away from the vessel, do not go toward the vessel nor pass in front of it.
Computers and Technology
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P Answered by PhD

A code in C++ follows:

Explanation:

#include<iostream>

using namespace std;

int calculate_area(int width, int length)

{

int area;

area=width*length;

return area;

}

int main()

{

int a,b,ar,c,d,ar1,n;

cout<<"\nEnter length of room:";

cin>>a;

cout<<"\nEnter width of room:";

cin>>b;

ar=calculate_area(a,b);

cout<<"\nArea of room:"<<ar<<" units";

cout<<"\nEnter length of mat:";

cin>>c;

cout<<"\nEnter width of mat:";

cin>>d;

ar1=calculate_area(c,d);

n=ar/ar1;

cout<<"\nNumber of mats required are:"<<n;

return 0;

}


Codehs 7.4.6:  gymnastics mats calculate how many mats will be needed to fill a room given the dimen
Computers and Technology
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P Answered by PhD

boolean rsvp;

int selection;

String option1;

String option2;

(a) if(rsvp){

System.out.println("Attending");

} else {

System.out.println("Not attending");

}

(b) if (selection == 1){

System.out.println("Beef");

} else if (selection == 2){

System.out.println("Chicken");

} else if (selection == 3) {

System.out.println("Pasta");

} else {

System.out.println("Fish");

}

(c) switch(selection){

case 1:

if(rsvp){

option1 = "Thanks for attending. You will be served beef.";

} else{

option1 = "Sorry you can't make it";

}

break;

case 2:

if(rsvp){

option1 = "Thanks for attending. You will be served chicken.";

} else{

option1 = "Sorry you can't make it";

}

break;

case 3:

if(rsvp){

option1 = "Thanks for attending. You will be served pasta.";

} else{

option1 = "Sorry you can't make it";

}

break;

default:

if(rsvp){

option1 = "Thanks for attending. You will be served fish.";

} else{

option1 = "Sorry you can't make it";

}

break;

}

(d) if (option1 == option2){

System.out.println("True");

} else {

System.out.println("False");

}

Explanation:

This code snippet is written in Java.

a) Uses if statement to print "attending" if rsvp is true and "not attending" if rsvp is false.

b) Uses if-else statement to print the variety of food based on user selection. If selection is 1, it print beef. If selection is 2, it print chicken. If selection is 3, it prints pasta else it print fish for any other value of selection.

c) Uses switch statement to determine the value of selection and then uses inner if statement to assign "Thanks for attending. You will be served beef." if rsvp is true to option1. The value of beef changes depending on the value of selection. If rsvp is false, then "Sorry you can't make it." is assigned to option1.

d) Uses if statement to print true if option1 and option2 are equal else it print false.

Computers and Technology
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P Answered by PhD

The technology that could be partnered with Cloud to allow the international fast-food chain to gain insights into customer data, including location and order patterns, is called data analytics or big data analytics. It involves using software algorithms and tools to analyze large and complex datasets like customer data, and extract useful insights and patterns that can be used to make informed decisions about customer-focused experiences such as promotions and unique user experiences. Data analytics can help businesses improve customer satisfaction, increase sales and revenue, and gain a competitive advantage in the marketplace.

Computers and Technology
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P Answered by Master
Answer options:
a. Cleaning a data visualization to remove unwanted patterns.
b. Iteratively creating visualizations to ask and answer new questions.
c. Cleaning data to remove inconsistencies.
d. Filtering the data to look at the responses from only certain groups.

Answer: is correct d. Filtering the data to look at the responses from only certain groups.

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