JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. throws throw catch finally throws throw catch finally 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 "doBdoAerror" is printed "error" is printed nothing is printed "doCdoBdoA" is printed "doAdoBdoC" is printed "doBdoAerror" is printed "error" is printed nothing is printed "doCdoBdoA" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to explicitly throw an exception? throwing catch try throw throwing catch try throw ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the below statement is/are true about Error?A. An Error is a subclass of Throwable.B. An Error is a subclass of Exception.C. Error indicates serious problems that a reasonable application should not try to catch.D. An Error is a subclass of IOException. B and C B and D A and D A and B A and C B and C B and D A and D A and B A and C ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What is the output for the below code ?import java.io.FileNotFoundException;class A{ public void printName() throws FileNotFoundException{ System.out.println("Value-A"); }}class B extends A{ public void printName() throws NullPointerException{ System.out.println("Name-B"); }}public class Test{ public static void main (String[] args) throws Exception{ A a = new B(); a.printName(); }} printName() Compilation succeed but no output Value-A Compilation fails-Exception NullPointerException is not compatible with throws clause in None of these Name-B printName() Compilation succeed but no output Value-A Compilation fails-Exception NullPointerException is not compatible with throws clause in None of these Name-B 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
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