Core Java Concepts Quiz (1)
Authored by Mr Gabriel
Computers
Professional Development
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48 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a primitive data type in Java?
String
class
int
Object
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which data type is used to store true or false values?
char
boolean
double
byte
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of declaring a variable in Java?
To define a class.
To allocate memory to store data.
To create a new method.
To print output to the console.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which operator is used for equality comparison in Java?
=
==
!=
>
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of the expression 5 % 2?
2.5
1
0
7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a logical AND operator in Java?
|
&
||
&&
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which keyword is used to start an if statement in Java?
when
if
condition
check
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