Answer to Question #124140 in Java | JSP | JSF for saad

Question

(a)- How the compilation process of the Java language is different from that of C++ programming language. Discuss in details.

(b)- There is an application which inputs hundred numbers from the user, if user enters a positive number it increments valid numbers count. But if a user enters other than integer it terminates. You are required to make changes in given code such that instead of termination it shows message “input is not valid” and re input a number.
importjavax.swing.*;
publicclass QuestionNumber4 {
publicstaticvoidmain(String[] args) {
intcountValidNumber=0;
int num;
for(inti=0;i<100;i++){
System.out.print("Enter a Positive Number:");
String s1 =JOptionPane.showInputDialoge(“enter number”,null);
num = Integer.parseInt(s1);
if(num>0){
countValidNumber++;
}
}
System.out.println("Valid Numbers Are:"+countValidNumber);
}

Answer 1

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