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"); } }} "exception" is printed. None of these Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. "one" is printed. "exception" is printed. None of these Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. "one" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. Object Exception ArithmeticException Throwable Object Exception ArithmeticException Throwable ANSWER DOWNLOAD EXAMIANS APP
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"); } }} "doAdoBdoC" is printed nothing is printed "doCdoBdoA" is printed "error" is printed "doBdoAerror" is printed "doAdoBdoC" is printed nothing is printed "doCdoBdoA" is printed "error" is printed "doBdoAerror" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which exception is thrown when divide by zero statement executes? None of these ArithmeticException NullPointerException NumberFormatException None of these ArithmeticException NullPointerException NumberFormatException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. throws catch throw finally throws catch throw finally ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? Either super or subclass can be caught first. The superclass exception cannot caught first. The superclass exception must be caught first. None of these Either super or subclass can be caught first. The superclass exception cannot caught first. The superclass exception must be caught first. None of these ANSWER DOWNLOAD EXAMIANS APP
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