adplus-dvertising

Welcome to the Data Types,Variables and Arrays MCQs Page

Dive deep into the fascinating world of Data Types,Variables and Arrays with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Types,Variables and Arrays, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Types,Variables and Arrays, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Java Programming.

frame-decoration

Check out the MCQs below to embark on an enriching journey through Data Types,Variables and Arrays. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Java Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Data Types,Variables and Arrays. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Data Types,Variables and Arrays MCQs | Page 31 of 32

Explore more Topics under Java Programming

Q301.
What is the default value of a char data type elements of an array in Java?
Discuss
Answer: (d).'\0' or null
Q302.
What is the default value of boolean data type elements of an array in Java?
Discuss
Answer: (b).false
Q303.
Allocating memory with the keyword "new" causes the array elements to carry default values. State TRUE or FALSE.
Discuss
Answer: (b).TRUE
Q304.
What is the output of the below Java program?
int balls[], rounds=3;
balls = new int[rounds];
for(int i=0; i<balls.length; i++)
 balls[i] = (i+1)*2;
for(int j=0; j<balls.length; j++)
 System.out.print(balls[j] + ",");
Discuss
Answer: (c).2,4,6,
Q305.
What is the output of the below Java program with arrays?
String[] ary = {"KITE", "AIR"};
String str = "PLANE";
ary[1] = str;
str = "FLY";
System.out.println(ary[1]);
Discuss
Answer: (b).PLANE
Q306.
An array of arrays in Java is called ___ array.
Discuss
Answer: (c).Multidimensional
Q307.
A multidimensional array contains elements of the same data-type in all rows and columns. State TRUE or FALSE.
Discuss
Answer: (b).TRUE
Q308.
An array of dimension N contains __ number of subscripts or brackets?
Discuss
Answer: (b).N
Q309.
An array with two dimensions is called a two-dimensional array in Java. State TRUE or FALSE.
Discuss
Answer: (a).TRUE
Q310.
Row number and Column number in a Multidimensional array start with ___.

a.

-1

b.

0

c.

1

d.

2

Discuss
Answer: (b).0

Suggested Topics

Are you eager to expand your knowledge beyond Java Programming? We've curated a selection of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of Computer Science. Happy exploring!