JAVA Exceptions What happen in case of multiple catch blocks? None of these The superclass exception must be caught first. The superclass exception cannot caught first. Either super or subclass can be caught first. None of these The superclass exception must be caught first. The superclass exception cannot caught first. Either super or subclass can be caught first. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which of the following blocks execute compulsorily whether exception is caught or not. catch throw finally throws catch throw finally throws ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions try{ File f = new File("a.txt");}catch(Exception e){}catch(IOException io){}Is this code create new file name a.txt ? true Compilation Error None of these false true Compilation Error None of these false 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"); } }} "null pointer exception" is printed. "exception" is printed. "one" is printed. Compilation fails saying NullPointerException has already been caught. None of these "null pointer exception" is printed. "exception" is printed. "one" is printed. Compilation fails saying NullPointerException has already been caught. 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"); } }} "doCdoBdoA" is printed nothing is printed "error" is printed "doAdoBdoC" is printed "doBdoAerror" is printed "doCdoBdoA" is printed nothing is printed "error" is printed "doAdoBdoC" is printed "doBdoAerror" is printed 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 Prints out: Finally Compile with error None of these Prints out: Exception Finally Prints out: Exception Prints out: Finally Compile with error None of these Prints out: Exception Finally ANSWER DOWNLOAD EXAMIANS APP
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