1. In Java, what does the last line mean? What does scan.nextLine(); mean?

1. In Java, what does the last line mean? What does scan.nextLine(); mean?

import java.util.Scanner;

Scanner scan = new Scanner (System.in);

message = scan.nextLine();

2. Assuming that a Random object has been created called generator, what is the range of the result of each of the following expressions? Also, do each example using nextFloat()

•generator.nextInt(20)

•generator.nextInt(8) + 1

•generator.nextInt(100) – 50

Expert Solution

message = scan.nextLine() means reads the string from the console

•generator.nextInt(20) : will generate the number between 0-20

•generator.nextInt(8) + 1: wll generate numbers between 1-9

•generator.nextInt(100) – 50 : will generate from -50 to 50

nextFloat() is user to generate floating point numbers

venereology answered 2 years ago

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