Lesson 6 Assessment Quiz

____ access modifier means we do not explicitly declare an access modifier for a class, field, method, etc.

• default

• public

• private

• protected

A class, method, constructor, interface, etc. declared ____ can be accessed from any other class.

• public

• private

• hidden

• none of the mentioned

Polymorphism is achieved in Java using

•  function/method overloading

•  this statement

•  nested loops

•  break statement

____ means “of many forms”. It allows us to perform a single action with different outcomes and can be viewed as a way to reuse methods / operators to achieve different things.

• Encapsulation

• Looping

• Polymorphism

• Object

Which keyword is used to implement inheritance in Java classes?

• break

• extends

• this

• for

Which of the following is not a valid type of inheritance in Java?

• Single

• Hierarchical

• Multi level

• Abstract

Java supports:

•  run time polymorphism

•  compile time polymorphism

•  both run time and compile time polymorphism

State true or false. When there are multiple functions with the same name but different parameters then these functions are said to be overloaded.

• True

• False