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 false None of these Compilation Error true false None of these Compilation Error ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? The superclass exception must be caught first. The superclass exception cannot caught first. None of these Either super or subclass can be caught first. The superclass exception must be caught first. The superclass exception cannot caught first. None of these Either super or subclass can be caught first. 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. "exception" is printed. Compilation fails saying NullPointerException has already been caught. None of these "one" is printed. "null pointer exception" is printed. "exception" is printed. Compilation fails saying NullPointerException has already been caught. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to explicitly throw an exception? throwing throw catch try throwing throw catch try 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 fails-Exception NullPointerException is not compatible with throws clause in Value-A Name-B Compilation succeed but no output None of these printName() Compilation fails-Exception NullPointerException is not compatible with throws clause in Value-A Name-B Compilation succeed but no output None of these printName() ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which exception is thrown when divide by zero statement executes? None of these NullPointerException NumberFormatException ArithmeticException None of these NullPointerException NumberFormatException ArithmeticException ANSWER DOWNLOAD EXAMIANS APP
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