JPE Quiz 2

What will the following code print when compiled and run?

• 0 10

• 10 10

• 10 0

• 5 5

What will the following program print when compiled and run:

• It will not compile.

• Value is null

• Value is    ""

What will the following code print when compiled and run:

• d2 val =  d2

• val = default

• d2 val = D1

• Exception at run time

Which set of statements result in ClassB and ClassC being derived from ClassA? (Choose two)

• class ClassB extends ClassA {}

• class ClassB extends ClassC {}

• class ClassA extends ClassB {}

• class ClassC extends ClassB {}

Final methods can be overridden ?

• True

• False

Which of the following access control keywords can be used to enable all the subclasses to access a method defined in the base class? (Choose two)

• public

• private

• protected

• No keyword is needed

How many times will the output contain 2?

• 1

• 2

• 3

• 4

What will the following program snippet print?

• 5 5

• 5 6

• 6 6

• 6 5

Which letters will be printed when the following program is run? (Multichoice)

• A will be printed

• B will be printed

• C will be printed

• D will be printed

What will the following code print when compiled and run?

• 10, 40

• 30, 20

• 10, 20

• 30, 40