Chapter-wise Java Multiple Choice Questions(MCQs) and Answers

1 The new operator

A returns a pointer to a variable

B creates a variable called new

C obtains memory for a new variable

D tells how much memory is available

Answer: Option [C]

2 Which of the following statement is correct?

A For positive numbers, result of operators >> and >>> are same

B Java provides two operators to do left shift <<< and <<

C >> is the zero fill right shift operator

D >>> is the signed right shift operator

Answer: Option [A]

3 Java language has support for which of the following types of comment ?

A block, line and javadoc

B javadoc, literal and string

C javadoc, char and string

D single, multiple and quote

Answer: Option [A]

Java supports three types of comments.

(i)Single line i.e. line e.g. //comment

(ii)Multi line i.e. block e.g. /*comment*/

(iii)Javadoc comments e.g. /**comment*/

4 Command to execute a compiled java program is :

A javac

B java

C run

D execute

Answer: Option [B]

5 The java compiler

A creates executable

B translates java source code to byte code

C creates classes

D produces java Interpreter

Answer: Option [B]

Core Java Multiple Choice Questions(MCQs) and Answers