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Welcome to the Classes and Methods MCQs Page

Dive deep into the fascinating world of Classes and Methods with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Classes and Methods, a crucial aspect of Java Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Classes and Methods, 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 Classes and Methods. 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 Classes and Methods. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Classes and Methods MCQs | Page 4 of 30

Explore more Topics under Java Programming

Discuss
Answer: (d).Compilation succeeds but at the time of creating object using default constructor, it throws compilation error
Q32.
What would be behaviour if the constructor has a return type?
Discuss
Answer: (a).Compilation error
Q33.
Which of the following has the highest memory requirement?
Discuss
Answer: (c).JVM
Q34.
Where is a new object allocated memory?
Discuss
Answer: (a).Young space
Q35.
Which of the following is a garbage collection technique?
Discuss
Answer: (b).Mark and sweep model
Q36.
What is -Xms and -Xmx while starting jvm?
Discuss
Answer: (a).Initial; Maximum memory
Q37.
Which exception is thrown when java is out of memory?
Discuss
Answer: (c).OutOfMemoryError
Q38.
How to get prints of shared object memory maps or heap memory maps for a given process?
Discuss
Answer: (a).jmap
Discuss
Answer: (c).The thread is paused while garbage collection runs
Q40.
Which of the below is not a Java Profiler?
Discuss
Answer: (a).JVM

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