Objects and Classes - Objective Type Questions in Java with Answers

Questions

6 Which of the following is not a wrapper class?

A Vector

B Character

C Boolean

D Integer

Answer: Option [A]

7 Which of the following method is used to initialize the instance variable of a class?

A Class

B Public

C Constructor

D Destructor

Answer: Option [C]

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8 Object oriented programming method is followed in

A C programming language

B C++ programming language

C C# programming language

D Both [B] and [C]

Answer: Option [D]

9 The last statement in a finalize method should always be

A super (finalize)

B super finalize()

C finalize(method name)

D no restrictions

Answer: Option [D]

10 The methods defined by Thread class that help to manage threads are :

A joined

B stop

C getName

D all of the above

Answer: Option [D]