JAVA Exceptions In which of the following package Exception class exist? java.io java.lang java.file java.net java.util java.io java.lang java.file java.net java.util ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Which keyword is used to specify the exception thrown by method? catch finally throws throw catch finally throws throw 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"); } }} "error" is printed "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 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 Compilation succeed but no output Name-B printName() None of these Value-A Compilation fails-Exception NullPointerException is not compatible with throws clause in Compilation succeed but no output Name-B printName() None of these Value-A ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions Exception generated in try block is caught in ........... block. finally catch throws throw finally catch throws throw 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 false None of these Compilation Error true false None of these Compilation Error ANSWER DOWNLOAD EXAMIANS APP