JAVA Exceptions In which of the following package Exception class exist? java.io java.util java.lang java.file java.net java.io java.util java.lang java.file java.net ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. ArithmeticException Object Exception Throwable ArithmeticException Object Exception Throwable ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? The superclass exception cannot caught first. Either super or subclass can be caught first. The superclass exception must be caught first. None of these The superclass exception cannot caught first. Either super or subclass can be caught first. The superclass exception must be caught first. None of these 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"); } }} nothing is printed "error" is printed "doBdoAerror" is printed "doCdoBdoA" is printed "doAdoBdoC" is printed nothing is printed "error" is printed "doBdoAerror" is printed "doCdoBdoA" is printed "doAdoBdoC" 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? ClassCastException IllegalStateException NumberFormatException None of these ArrayIndexOutOfBoundsException ClassCastException IllegalStateException NumberFormatException None of these ArrayIndexOutOfBoundsException ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result of executing the following code?public class Test{ public void divide(int a, int b){ try{ int c = a / b; }catch(Exception e){ System.out.print("Exception "); }finally{ System.out.println("Finally"); } public static void main(String args[]){ Test t = new Test(); t.divide(0,3); }} Prints out: Exception Finally None of these Compile with error Prints out: Exception Prints out: Finally Prints out: Exception Finally None of these Compile with error Prints out: Exception Prints out: Finally ANSWER DOWNLOAD EXAMIANS APP
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