JAVA Programming MCQ Questions Answers Download PDF

JAVA Programming Language MCQ Questions Answers Download PDF Solved Set

JAVA MCQ JAVA Programming Language MCQ Questions Answers Download PDF Set

1) Which of the following is not a primitive data type?

a) Boolean

b) byte

c) string

d) double

View Answer
Option – c)

2) What is the output of this program?

a)623

b) 236

c) 326

d) 362

View Answer
Option – c)

3) Is null an object?

a) Yes

b) No

c) Sometimes yes

d) None of these

View Answer
Option – b)

4) Let m be a variable of datatype byte. The value of m <<4 is same as

a) m x 24

b) 4m

c) m4

d) 4 + m

View Answer
Option – a)

5) Which of the following statement will result in compilation error?

a) signed int abc;

b) unsigned int abc;

c) signed byte abc;

d) signed long abc;

View Answer
Option – a,b,c,d)

6) Which of the following operators take (s) only integer operands?

a)%

b) ++ (post-increment)

c) ++(pre-increment)

d)none of these

View Answer
Option – d)

7) Which of the following doesn’t have a superclass?

a)System

b) Object

c) Lang

d) Exception

View Answer
Option – b)

8) Elements of an array have the same

a) index

b) vsalue

c) datatype

d) scope

View Answer
Option – c,d)

9) Constant that cannot be changed are declared using the keyword

a) final

b) static

c) absatract

d) immutable

View Answer
Option – a)

10) Which of the following can be used to copy data from one array to another?

a) System.clone

b) java.lang.toCopy

c) System.arraycopy

d)java.lang.clone

View Answer
Option – c)

11) Which of the following operator don’t always evaluate all their operator?

a) &&

b) &

c) ?:

d) I I

View Answer
Option – a,c,d)

12) How much of storage does a character (represented in Unicode) need?

a) 1 byte

b) 4 byte

c) 3 byte

d) 2 byte

View Answer
Option – d)

13) Which of the following access specifiers is usually used with used with inheritance?

a) public

b) private

c) protected

d) package

View Answer
Option – c)

14) Which of the following operators act only integer operator?

a) <<

b) >>>

c) & (bitwise AND)

d) No such operator exists in Java.

View Answer
Option – a,b,c)

15) Which of the following keywords is used to declare exceptions that can possibly occur?

a) handle

b) throws

c) checked

d) manage

View Answer
Option – b)

16) Which of the following packages needs to be important to use the StringTokenizer class

a) java.io

b) java.util

c) java.lang

d) java.net

View Answer
Option – b)

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