JAVA Exceptions Which keyword is used to specify the exception thrown by method? throws throw finally catch throws throw finally catch 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 ? Compilation Error false true None of these Compilation Error false true 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(); }} printName() Compilation succeed but no output Value-A None of these Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in printName() Compilation succeed but no output Value-A None of these Name-B Compilation fails-Exception NullPointerException is not compatible with throws clause in ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What happen in case of multiple catch blocks? The superclass exception must be caught first. Either super or subclass can be caught first. None of these The superclass exception cannot caught first. The superclass exception must be caught first. Either super or subclass can be caught first. None of these The superclass exception cannot caught first. ANSWER DOWNLOAD EXAMIANS APP
JAVA Exceptions What will be the output?class MyClass{ public String test(){ try{ System.out.print("One"); return ""; } finally{ System.out.print("Two"); } }}public class Test{ public static void main(String args[]){ MyClass m = new MyClass(); m.test(); }} One One Two Two None of these Compilation Error One One Two Two None of these Compilation Error 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 nothing is printed "doCdoBdoA" is printed "doBdoAerror" is printed "doAdoBdoC" is printed "error" is printed nothing is printed "doCdoBdoA" is printed "doBdoAerror" is printed "doAdoBdoC" is printed ANSWER DOWNLOAD EXAMIANS APP
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