JAVA Exceptions Exception generated in try block is caught in ........... block. catch throw throws finally catch throw throws 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 "error" is printed nothing is printed "doBdoAerror" is printed "doCdoBdoA" is printed "doAdoBdoC" is printed "error" is printed nothing is printed "doBdoAerror" is printed "doCdoBdoA" is printed ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Determine output of the following program code?public class Test{ public static void main(String args[]){ int i; try{ i = calculate(); System.out.println(i); }catch(Exception e){ System.out.println("Error occured"); } } static int calculate(){ return (7/2); }} 3 3.5 Compilation Error None of these Error occured 3 3.5 Compilation Error None of these Error occured 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 ? false Compilation Error true None of these false Compilation Error true None of these 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. None of these "one" is printed. Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. "exception" is printed. None of these "one" is printed. Compilation fails saying NullPointerException has already been caught. "null pointer exception" is printed. 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. } 1 2 3 2 3 1 3 1 3 1 2 3 2 3 1 3 1 3 ANSWER DOWNLOAD EXAMIANS APP
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