JAVA Strings
Determine output:public class Test{ public static void main(String args[]){ String str = null; if(str.length() == 0){ System.out.print("1"); } else if(str == null){ System.out.print("2"); } else{ System.out.print("3"); } }}

Compilation fails.
"2" is printed.
"1" is printed.
An exception is thrown at runtime.
"3" is printed.

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JAVA Strings
What will be the output?1. public class Test{2. public static void main(String args[]){3. Object myObj = new String[]{"one", "two", "three"};4. {5. for(String s : (String[])myObj) 6. System.out.print(s + ".");7. }8. }9. }

Compilation fails because of an error at line 5
one.two.three.
None of these
An exception is thrown at runtime.
Compilation fails because of an error at line 3

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