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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.

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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 6 of 32

Q51.
What is the output of below snippet?
Object[] names = new String[3];
names[0] = new Integer(0);
Discuss
Answer: (b).ArrayStoreException
Q52.
Generics does not work with?
Discuss
Answer: (d).Array
Discuss
Answer: (b).Arrays.sort()
Discuss
Answer: (a).System.arrayCopy()
Q55.
Can you make an array volatile?
Discuss
Answer: (a).True
Discuss
Answer: (a).heap space
Q57.
An array elements are always stored in ________ memory locations?
Discuss
Answer: (a).Sequential
Q58.
What is the range of short data type in Java?
Discuss
Answer: (b).-32768 to 32767
Q59.
What is the range of byte data type in Java?
Discuss
Answer: (a).-128 to 127
Q60.
Which of the following are legal lines of Java code?
   1. int w = (int)888.8;
   2. byte x = (byte)100L;
   3. long y = (byte)100;
   4. byte z = (byte)100L;
Discuss
Answer: (d).All statements are correct
Page 6 of 32

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