Examination – Java | GoCertified

Question 1

Who developed the Java programming language?

Dennis Ritchie

Bjarne Stroustrup

James Gosling

Guido van Rossum

Question 2

Which of the following is the correct file extension for a Java program?

.jav

.java

.class

.exe

Question 3

Which method is the entry point of a Java program?

start()

run()

main()

init()

Question 4

Which of the following is not a Java feature?

Platform Independent

Object-Oriented

Use of Pointers

Secure

Question 5

Which keyword is used to create an object in Java?

class

new

this

create

Question 6

Which data type is used to store true or false values in Java?

int

float

boolean

char

Question 7

What is the size of int data type in Java?

2 bytes

4 bytes

8 bytes

Depends on system

Question 8

Which loop is guaranteed to execute at least once?

for

while

do-while

foreach

Question 9

Which of the following is used for exception handling in Java?

error-catch

try-catch

run-stop

throw-get

Question 10

Which collection class does not allow duplicate elements?

List

Array List

Set

Linked List

Online Examination – Java