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Basic Java Objective Interview Questions and Answers

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Java objective questions with answers. Here five MCQ Questions with Answers are added on Java fundamentals and each question contain four options as possible answer but only one option is the correct answer. Select one and check your answer with the given correct answer.
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(6) The order of the three top level elements of the java source file are
[A] Import, Package, Class
[B] Class, Import, Package
[C] Package, Import, Class
[D] Random order

Comment

Answer: Option [C]
(7) The minimum value of char type variable is
[A] ‘\u0020’
[B] ‘\u00ff’
[C] ‘\u0010’
[D] ‘\u0000’

Comment

Answer: Option [D]

'\u0000' i.e. 0 is the minimum value of the char type varibale in java

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(8) Java uses ___ to represent characters
[A] ASCII code
[B] Unicode
[C] Byte code
[D] None of the above

Comment

Answer: Option [B]
(9) Which one is not supported by OOP?
[A] Abstraction
[B] Polymorphism
[C] Encapsulation
[D] Global variables

Comment

Answer: Option [D]

Four major principles of object oriented programming are Abstraction, Encapsulation, Inheritance and Polymorphism

(10) Java programs are
[A] Platform-dependent
[B] Interpreter-dependent
[C] Platform-independent
[D] Interpreter-independent

Comment

Answer: Option [C]

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