Java Quiz3

What will be the output of the following Java code?

• int float method

• float int method

• compile time error

• run time error

What will be the output of the following Java code?

• 5

• 6

• 7

• 8

What will be the output of the following Java code?

• 6

• 7

• 8

• 9

What is not type of inheritance?

• Single inheritance

• Double inheritance

• Hierarchical inheritance

• Multiple inheritance

Using which of the following, multiple inheritance in Java can be implemented?

• Interfaces

• Multithreading

  Concept

• Protected methods

• Private methods

If super class and subclass have same variable name, which keyword should be used to use super class?

• super

• this

• upper

• classname

Which of the following is used for implementing inheritance through an interface?

• inherited

• using

• extends

• implements

Which of the following is used for implementing inheritance through class?

• inherited

• using

• extends

• implements

Does Java support multiple level inheritance?

• True

• False

What would be the result if a class extends two interfaces and both have a method with same name and signature? Lets assume that the class is not implementing that method.

• Runtime error

• Compile time error

• Code runs successfully

• First called method is executed successfully