JAVA Exceptions The class at the top of exception class hierarchy is ................. Object Exception ArithmeticException Throwable Object Exception ArithmeticException Throwable 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"); } }} None of these "one" is printed. "null pointer exception" is printed. Compilation fails saying NullPointerException has already been caught. "exception" is printed. None of these "one" is printed. "null pointer exception" is printed. Compilation fails saying NullPointerException has already been caught. "exception" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the output?class MyClass{ public String test(){ try{ System.out.print("One"); return ""; } finally{ System.out.print("Two"); } }}public class Test{ public static void main(String args[]){ MyClass m = new MyClass(); m.test(); }} Two Compilation Error None of these One One Two Two Compilation Error None of these One One Two 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(); }} Value-A None of these Compilation succeed but no output Compilation fails-Exception NullPointerException is not compatible with throws clause in Name-B printName() Value-A None of these Compilation succeed but no output Compilation fails-Exception NullPointerException is not compatible with throws clause in Name-B printName() ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. catch throw throws finally catch throw throws finally 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 D A and D A and C A and B B and C B and D A and D A and C A and B B and C ANSWER DOWNLOAD EXAMIANS APP
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