What is the output of the following code when compiled and run? Select one correct answer. import java.io.*; public class Question05 { public static void main(String[] args) { Question05Sub myref = new Question05Sub(); try{ myref.test(); }catch(IOException ioe){} } void test() throws IOException{ System.out.println("In Question05"); throw new IOException(); } } class Question05Sub extends Question05 { void test() { System.out.println("In Question05Sub"); } }

Select three correct statements about the following code. public class Question20 { public static void main(String[] args) { Question20 myref = new Question20Sub(); try{ myref.test(); }catch(Exception e){} } void test() throws Exception{ System.out.println("In Question20"); throw new Exception(); } } class Question20Sub extends Question20 { void test() { System.out.println("In Question20Sub"); } }

All interface methods must be declared as public when implemented in a class.

1. Which of these statements are legal. Select the three correct answers.

5 What will be printed when you execute the code? class A { A() { System.out.println("Class A Constructor"); } } public class B extends A { B() { System.out.println("Class B Constructor"); } public static void main(String args[]) { B b = new B(); } }

7 What will be the result of attempting to compile and run the following code? abstract class MineBase { abstract void amethod(); static int i; } public class Mine extends MineBase { public static void main(String argv[]){ int[] ar=new int[5]; for(i=0;i < ar.length;i++) System.out.println(ar[i]); } }

8 What will happen if you attempt to compile and run the following code? Integer ten=new Integer(10); Long nine=new Long (9); System.out.println(ten + nine); int i=1; System.out.println(i + ten);

9 If you run the code below, what gets printed out? String s=new String("Bicycle"); int iBegin=1; char iEnd=3; System.out.println(s.substring(iBegin,iEnd));

10 What modifiers would be legal at XX in the following code? public class MyClass1 { public static void main(String argv[]){ } /*Modifier at XX */ class MyInner {} }

11 What will the following code print out? public class Oct{ public static void main(String argv[]){ Oct o = new Oct(); o.amethod(); } public void amethod(){ int oi= 012; System.out.println(oi); } }