JAVA Exceptions Predict the output:public class Test{ public static void main(String args[]){ try{ String arr[] = new String[10]; arr = null; arr[0] = "one"; System.out.print(arr[0]); }catch(Exception ex){ System.out.print("exception"); }catch(NullPointerException nex){ System.out.print("null pointer exception"); } }} "one" is printed. "exception" is printed. Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. None of these "one" is printed. "exception" is printed. Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. Object Throwable ArithmeticException Exception Object Throwable ArithmeticException Exception ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result if NullPointerException occurs at line 2?1. try{2. //some code goes here3. }4. catch(NullPointerException ne){5. System.out.print("1 ");6. }7. catch(RuntimeException re){8. System.out.print("2 ");9. }10. finally{11. System.out.print("3");12. } 3 1 1 3 1 2 3 2 3 3 1 1 3 1 2 3 2 3 ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to explicitly throw an exception? catch try throwing throw catch try throwing throw ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions public class Test{ public static void main(String args[]){ try{ int a = Integer.parseInt("four"); } }}Which exception could be handled by the catch block for above? ClassCastException None of these NumberFormatException ArrayIndexOutOfBoundsException IllegalStateException ClassCastException None of these NumberFormatException ArrayIndexOutOfBoundsException IllegalStateException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? The superclass exception must be caught first. The superclass exception cannot caught first. None of these Either super or subclass can be caught first. The superclass exception must be caught first. The superclass exception cannot caught first. None of these Either super or subclass can be caught first. ANSWER DOWNLOAD EXAMIANS APP
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