Java Debugging Questions - H

What is the error in the following code?
int x = 10;
System.out.println(X);

• X should be lowercase

• Missing semicolon

• Print statement syntax is incorrect

• No error

What will happen when compiling this code?
final int x;
x = 10;

• No error

• Variable x cannot be reassigned

• x must be initialized

• x is not accessible

Find the error in this snippet:
for(int i = 0; i < 5; i--){
System.out.println(i);
}

• Infinite loop

• Incorrect loop condition

• i should be incremented

• No error

What will this print?
System.out.println(10 / 0);

• 0

• Infinity

• Compilation error

• ArithmeticException

Which error occurs in this code?
String s = null;

s.length();

• NullPointerException

• RuntimeException

• Compilation error

• No error

Identify the issue: int arr[] = new int[-5];

• Compilation error

• RuntimeException

• No error

• ArrayIndexOutOfBoundsException

What is the problem here?
class Test {
void show() {
System.out.println('Hello');

}
}

• Missing main method

• Syntax error in print statement

• Class should be public

• No error

What happens when running this? System.out.println(5 + 2 + 'Hello');

• 7Hello

• Hello7

• Compilation error

• Runtime error

What is the problem in this snippet?

if(x = 5)
{
System.out.println('Error');
}

• x should be compared with ==

• x should be initialized

• if statement is invalid

• No error

What is wrong with this declaration?
int 2num = 5;

• Variable name cannot start with a number

• Missing semicolon

• Incorrect datatype

• No error