Answered: Where is the problem in the following…

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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Question

JAVA

Where is the problem in the following code sequence? The code is intended to generate random numbers between 1 and 10 until the number is either a 7 or a 5. Fix the problem.

Random random = new Random();

int number = 1 + random.nextInt(10);

while(number != 7 || number != 5)

{

number = 1 + random.nextInt(10);

}

System.out.println("number is " + number);

Expert Solution

Step 1

I don't see any problem in your code. It's absolutely fine .

You should not be getting this problem unless and until you are using a Java compiler prior to release 1.2 (i.e a pre Java2 compiler cause nextInt(int)
was added to the java.util.Random class in JDK 1.2)

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