JAVA Exceptions The class at the top of exception class hierarchy is ................. ArithmeticException Throwable Exception Object ArithmeticException Throwable Exception Object ANSWER DOWNLOAD EXAMIANS APP
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"); } }} Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. "one" is printed. None of these "exception" is printed. Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. "one" is printed. None of these "exception" is printed. 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? None of these NumberFormatException ArrayIndexOutOfBoundsException IllegalStateException ClassCastException None of these NumberFormatException ArrayIndexOutOfBoundsException IllegalStateException ClassCastException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions 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[]){ }} ArrayIndexOutOfBoundsException is thrown StackOverflowException is thrown ExceptionInInitializerError is thrown None of these IllegalStateException is thrown ArrayIndexOutOfBoundsException is thrown StackOverflowException is thrown ExceptionInInitializerError is thrown None of these IllegalStateException is thrown ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to specify the exception thrown by method? throws throw catch finally throws throw catch finally ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions 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 code will not compile, because in Java there are no pointers. There is a NullPointerException. There is a NullPointerException. Everything went fine. There is a NullPointerException. There is an Exception. This code will not compile, because in Java there are no pointers. There is a NullPointerException. There is a NullPointerException. Everything went fine. There is a NullPointerException. There is an Exception. ANSWER DOWNLOAD EXAMIANS APP