Java OOPs - 2

• peep

• bark

• meow

• Compilation fails

• An exception is thrown at runtime.

• Cat is-a Animal

• Cat is-a Jumper

• Dog is-a Animal

• Beagle has-a Tail

• Beagle has-a Jumper

• public int blipvert(int x) { return 0; }

• private int blipvert(int x) { return 0; }

• private int blipvert(long x) { return 0; }

• protected long blipvert(int x) { return 0; }

• protected int blipvert(long x) { return 0; }

• test

• null

• An exception is thrown at runtime.

• Compilation fails because of an error in line 1.

• Compilation fails because of an error in line 4.

• Compilation fails.

• An exception is thrown at runtime.

• The attribute id in the Item object remains unchanged.

• The attribute id in the Item object is modified to the new value.

• A new Item object is created with the preferred value in the id attribute.

• int foo() { /* more code here */ }

• void foo() { /* more code here */ }

• public void foo() { /* more code here */ }

• private void foo() { /* more code here */ }

• protected void foo() { /* more code here */ }

• p0 = p1;

• p1 = p2;

• p2 = (ClassC)p4;

• p2 = (ClassC)p1;

• p1 = (ClassB)p3;

• Value: 3

• Value: 8

• Value: 13

• Compilation fails.

• The code runs with no output.

Which Man class properly represents the relationship "Man has a best friend who is a Dog"?

• class Man extends Dog { }

• class Man implements Dog { }

• class Man { private BestFriend dog; }

• class Man { private Dog bestFriend; }

• class Man { private Dog<bestFriend>; }

• An exception is thrown at runtime.

• Compilation fails because of an error in line 7.

• Compilation fails because of an error in line 4.

• Compilation succeeds and no runtime errors with class A occur.