Most asked top Interview Questions and Answers | Online Test | Mock Test
Education platform for interview prep, online tests, tutorials, and live practice

Build skills with focused learning paths, mock tests, and interview-ready content.

WithoutBook brings subject-wise interview questions, online practice tests, tutorials, and comparison guides into one responsive learning workspace.

Search the library
Prepare Interview

Mock Exams

Make Homepage

Bookmark this page

Subscribe Email Address

Question: What is Constructor in Java?
Answer: Constructor is a block of code which is executed at the time of Object creation. It is entirely different than methods. It has same name of class name and it cannot have any return type.

Save For Revision

Bookmark this item, mark it difficult, or place it in a revision set.

Open My Learning Library
Is it helpful? Yes No

Most helpful rated by users:

©2026 WithoutBook