Exceptions — Part 2 MCQs with Explanations

throw is the correct answer to “Which keyword is used to explicitly throw an exception”. This question is standard in competitive examination syllabi for Exceptions.

ArithmeticException is the correct answer to “Which exception is thrown when divide by zero statement executes”. This question is standard in competitive examination syllabi for Exceptions.

throws is the correct answer to “Which keyword is used to specify the exception thrown by method”. This question is standard in competitive examination syllabi for Exceptions.

finally is the correct answer to “Which of the following blocks execute compulsorily whether exception is caught or not.”. This question is standard in competitive examination syllabi for Exceptions.

The superclass exception cannot caught first. is the correct answer to “What happen in case of multiple catch blocks”. This question is standard in competitive examination syllabi for Exceptions.

ArrayIndexOutOfBoundsException is the correct answer to “Which exception is thrown when an array element is accessed beyond the array size”. This question is standard in competitive examination syllabi for Exceptions.

inFinallyBlock is the correct answer to “What is the output of the following program code? public class Test{ public static void main(String args[]){ try{ int i; return; } catch(Exception e){ System.out.print("inCatchBlock"); } finally{ System.out.println("inFinallyBlock"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

There is a NullPointerException. Everything went fine. is the correct answer to “What will be the output of the following piece of code: class Person{ public void talk() {} } public class Test{ public static void main(String args[]){ Person p = null; try{ p.talk(); } catch(NullPointerException e){ System.out.print("There is a NullPointerException. "); } catch(Exception e){ System.out.print("There is an Exception. "); } System.out.print("Everything went fine. "); } }”. This question is standard in competitive examination syllabi for Exceptions.

3 is the correct answer to “Determine output of the following program code? public class Test{ public static void main(String args[]){ int i; try{ i = calculate(); System.out.println(i); }catch(Exception e){ System.out.println("Error occured"); } } static int calculate(){ return (7/2); } }”. This question is standard in competitive examination syllabi for Exceptions.

NumberFormatException is the correct answer to “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”. This question is standard in competitive examination syllabi for Exceptions.

Compilation fails saying NullPointerException has already been caught. is the correct answer to “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"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

ExceptionInInitializerError is thrown is the correct answer to “Given the code. What is the result when this program is executed? public class Test{ static int x[]; static{ x[0] = 1; } public static void main(String args[]){ } }”. This question is standard in competitive examination syllabi for Exceptions.

1 3 is the correct answer to “What will be the result if NullPointerException occurs at line 2? try{ //some code goes here } catch(NullPointerException ne){ System.out.print("1 "); } catch(RuntimeException re){ System.out.print("2 "); } finally{ System.out.print("3"); }”. This question is standard in competitive examination syllabi for Exceptions.

"error" is printed is the correct answer to “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"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

Should be assignable to Throwable type is the correct answer to “Which of the following should be true of the object thrown by a thrown statement”. This question is standard in competitive examination syllabi for Exceptions.

throw is the correct answer to “Which of the following keywords is used for throwing exception manually”. This question is standard in competitive examination syllabi for Exceptions.

new is the correct answer to “Which of these operator is used to generate an instance of an exception than can be thrown by using throw”. This question is standard in competitive examination syllabi for Exceptions.

Compilation Error is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { try { int a = 0; int b = 5; int c = b / a; System.out.print("Hello"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

Error is the correct answer to “Which of these class is related to all the exceptions that cannot be caught”. This question is standard in competitive examination syllabi for Exceptions.

Exception is the correct answer to “Which of these classes is used to define exceptions”. This question is standard in competitive examination syllabi for Exceptions.

Exception is the correct answer to “Which of these class is related to all the exceptions that can be caught by using catch”. This question is standard in competitive examination syllabi for Exceptions.

First Exception then World is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { System.out.print("Hello" + " " + 1 / 0); } finally { System.out.print("World"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

Throwable is the correct answer to “Which of these classes is super class of Exception class”. This question is standard in competitive examination syllabi for Exceptions.

Compilation Error is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { int a = args.length; int b = 10 / a; System.out.print(a); try { if (a == 1) a = a / a - a; if (a == 2) { int []c = {1}; c[8] = 9; } } catch (ArrayIndexOutOfBoundException e) { System.out.println("TypeA"); } catch (ArithmeticException e) { System.out.println("TypeB"); } } } Note: Execution command line: $ java exception_handling one two”. This question is standard in competitive examination syllabi for Exceptions.

try is the correct answer to “Which of these keywords must be used to monitor for exceptions”. This question is standard in competitive examination syllabi for Exceptions.

Finally is the correct answer to “What will be the output of the following Java code? public class A { public static void main(String[] args) { try { return; } finally { System.out.println( "Finally" ); } } }”. This question is standard in competitive examination syllabi for Exceptions.

Error is the correct answer to “Which of the following classes can catch all exceptions which cannot be caught”. This question is standard in competitive examination syllabi for Exceptions.

-10 is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { int i, sum; sum = 10; for (i = -1; i < 3 ;++i) { sum = (sum / i); System.out.print(i); } } catch(ArithmeticException e) { System.out.print("0"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

try is the correct answer to “Which of these keywords are used for the block to be examined for exceptions”. This question is standard in competitive examination syllabi for Exceptions.

finally is the correct answer to “Which part of code gets executed whether exception is caught or not”. This question is standard in competitive examination syllabi for Exceptions.

catch is the correct answer to “Which of these keywords must be used to handle the exception thrown by try block in some rational manner”. This question is standard in competitive examination syllabi for Exceptions.

A is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { int a = 1; int b = 10 / a; try { if (a == 1) a = a / a - a; if (a == 2) { int c[] = {1}; c[8] = 9; } } finally { System.out.print("A"); } } catch (Exception e) { System.out.println("B"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

HelloWOrld is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { try { int a = 0; int b = 5; int c = a / b; System.out.print("Hello"); } finally { System.out.print("World"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

Compilation Error is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { throw new NullPointerException ("Hello"); System.out.print("A"); } catch(ArithmeticException e) { System.out.print("B"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

getLocalizedMessage() is the correct answer to “Which of these methods return localized description of an exception”. This question is standard in competitive examination syllabi for Exceptions.

1 is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { int a = args.length; int b = 10 / a; System.out.print(a); } catch (ArithmeticException e) { System.out.println("1"); } } } Note : Execution command line : $ java exception_handling”. This question is standard in competitive examination syllabi for Exceptions.

Run Time is the correct answer to “When does Exceptions in Java arises in code sequence”. This question is standard in competitive examination syllabi for Exceptions.

Hello is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { try { int a = 0; int b = 5; int c = a / b; System.out.print("Hello"); } catch(Exception e) { System.out.print("World"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

WorldWorld is the correct answer to “What will be the output of the following Java code? class Output { public static void main(String args[]) { try { int a = 0; int b = 5; int c = b / a; System.out.print("Hello"); } catch(Exception e) { System.out.print("World"); } finally { System.out.print("World"); } } }”. This question is standard in competitive examination syllabi for Exceptions.

Runtime Exception is the correct answer to “What will be the output of the following Java code? class exception_handling { public static void main(String args[]) { try { System.out.print("A"); throw new NullPointerException ("Hello"); } catch(ArithmeticException e) { System.out.print("B"); } } }”. This question is standard in competitive examination syllabi for Exceptions.