JAVA Exceptions try{ File f = new File("a.txt");}catch(Exception e){}catch(IOException io){}Is this code create new file name a.txt ? Compilation Error true false None of these Compilation Error true false None of these 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(); }} Compilation succeed but no output None of these Name-B Value-A printName() Compilation fails-Exception NullPointerException is not compatible with throws clause in Compilation succeed but no output None of these Name-B Value-A printName() Compilation fails-Exception NullPointerException is not compatible with throws clause in 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 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 None of these 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 C B and C B and D A and D A and B A and C B and C B and D A and D A and B 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"); } }} 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. None of these "one" is printed. "null pointer exception" is printed. ANSWER DOWNLOAD EXAMIANS APP