Answered: This program loops through…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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ExampleTwo

This program loops through fileLoop.txt, computation, and display results

package charioloop;

import java.util.Scanner;

import java.io.*;

public class Charioloop {

public static void main(String[] args) throws IOException

{

//Create a reference to the physical file

File loopfile = new File("fileLoop.txt");

// connect a Scanner to the file

Scanner getAll = new Scanner( loopfile );

int num = 0, square = 0;

while(num != -1){

num = getAll.nextInt();

square = num * num ;

System.out.println("The square of " + num + " is " + square);

}

getAll.close();

}

Create fileLoop.txt in

I:\\Ajava\161\WPPractice\IO\charstream\charioloop

My fileLoop.txt looks like this:

-1

Note:- Study this program and follow the given instruction and execute type the code and provide also output for this java program as soon as possible.

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