JAVA Exceptions In which of the following package Exception class exist? java.io java.file java.net java.util java.lang java.io java.file java.net java.util java.lang 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. A and B B and D A and C A and D B and C A and B B and D A and C A and D B and C 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 "doBdoAerror" is printed "doAdoBdoC" is printed "doCdoBdoA" is printed "error" is printed nothing is printed "doBdoAerror" is printed "doAdoBdoC" is printed "doCdoBdoA" is printed "error" is printed 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
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. "); }} There is a NullPointerException. There is a NullPointerException. There is an Exception. There is a NullPointerException. Everything went fine. This code will not compile, because in Java there are no pointers. There is a NullPointerException. There is a NullPointerException. There is an Exception. There is a NullPointerException. Everything went fine. This code will not compile, because in Java there are no pointers. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions The class at the top of exception class hierarchy is ................. ArithmeticException Object Throwable Exception ArithmeticException Object Throwable Exception ANSWER DOWNLOAD EXAMIANS APP
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