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?

NumberFormatException
IllegalStateException
ClassCastException
ArrayIndexOutOfBoundsException
None of these

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JAVA Exceptions
What will be the result after the class Test execution?class A{ public void doA(){ B b = new B(); b.dobB(); System.out.print("doA"); }}class B{ public void dobB(){ C c = new C(); c.doC(); System.out.print("doB"); }}class C{ public void doC(){ if(true) throw new NullPointerException(); System.out.print("doC"); }}public class Test{ public static void main(String args[]){ try{ A a = new A(); a.doA(); }catch(Exception ex){ System.out.print("error"); } }}

"doBdoAerror" is printed
"error" is printed
"doAdoBdoC" is printed
"doCdoBdoA" is printed
nothing is printed

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