JAVA Exceptions In which of the following package Exception class exist? java.file java.lang java.util java.io java.net java.file java.lang java.util java.io java.net ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the result if NullPointerException occurs at line 2?1. try{2. //some code goes here3. }4. catch(NullPointerException ne){5. System.out.print("1 ");6. }7. catch(RuntimeException re){8. System.out.print("2 ");9. }10. finally{11. System.out.print("3");12. } 3 1 3 1 2 3 1 2 3 3 1 3 1 2 3 1 2 3 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); }} None of these Prints out: Exception Compile with error Prints out: Finally Prints out: Exception Finally None of these Prints out: Exception Compile with error Prints out: Finally Prints out: Exception 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 nothing is printed "doBdoAerror" is printed "doCdoBdoA" is printed "error" is printed "doAdoBdoC" is printed nothing is printed "doBdoAerror" is printed "doCdoBdoA" is printed "error" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Given the code. What is the result when this program is executed?public class Test{ static int x[]; static{ x[0] = 1; } public static void main(String args[]){ }} ExceptionInInitializerError is thrown ArrayIndexOutOfBoundsException is thrown IllegalStateException is thrown None of these StackOverflowException is thrown ExceptionInInitializerError is thrown ArrayIndexOutOfBoundsException is thrown IllegalStateException is thrown None of these StackOverflowException is thrown 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"); } }} "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 "null pointer exception" is printed. ANSWER DOWNLOAD EXAMIANS APP
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