Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Java.

Examine the following code:

What is the scope of the variable number? (Type your answer as two line numbers with a comma between. For example if a variable's scope would go from lines 5 to 10, you would type 5, 10.)

1 import java.util.Scanner;
2 public class NumbersDemo2
3 {
public static void main (String args[])
4
{
Scanner inputDevice = new Scanner(System.in);
System.out.print("Enter an integer: ");
8
int number = inputDevice.nextInt();
9
if(number%2 ==0){
10
System.out.print("Enter another number: ");
11
double tempNum = inputDevice.nextDouble();
12
System.out.println("The sum is " + (number + tempNum));
13
14
else{
System.out.print ("Enter a letter: ");
String tempString = inputDevice.nextLine();
15
16
17
System.out.println("The concatenation is " + number + tempString);
18
19
20 }
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Transcribed Image Text:1 import java.util.Scanner; 2 public class NumbersDemo2 3 { public static void main (String args[]) 4 { Scanner inputDevice = new Scanner(System.in); System.out.print("Enter an integer: "); 8 int number = inputDevice.nextInt(); 9 if(number%2 ==0){ 10 System.out.print("Enter another number: "); 11 double tempNum = inputDevice.nextDouble(); 12 System.out.println("The sum is " + (number + tempNum)); 13 14 else{ System.out.print ("Enter a letter: "); String tempString = inputDevice.nextLine(); 15 16 17 System.out.println("The concatenation is " + number + tempString); 18 19 20 }
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