Java Test2

Java Test2

University

50 Qs

quiz-placeholder

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Java Test2

Java Test2

Assessment

Quiz

Computers

University

Hard

Created by

Prof. Harish T. Gwalani

Used 2+ times

FREE Resource

50 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the default value of an object reference in Java?
0
null
undefined
empty

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keyword is used to create an object in Java?
create
class
new
object

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a constructor do in Java?
Destroys an object
Allocates memory
Initializes an object
Calls methods

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which keyword is used to define a class in Java?
define
struct
class
object

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the return type of a constructor?
void
int
class type
None

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is called automatically when an object is created?
init()
constructor
main()
finalize()

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many constructors can a class have?
Only one
Two
Unlimited
None

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