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
Ask Question

Mock Exams

Make Homepage

Bookmark this page

Subscribe Email Address

WithoutBook Forum

Ques. Singleton pattern internally used in java api

- Please let me know whether any singleton pattern is used in java api. If internally it used then where it has been used?

Posted on Jul 23, 2014 by Tom Grain
Ans. Singleton design pattern used in java api follows:
java.lang.Runtime#getRuntime() java.awt.Desktop#getDesktop()

For more details check below link:
http://www.withoutbook.com/InterviewQuestionAnswer.php?tech=56&quesId=2755&subject=Java%20Design%20Patterns%20Interview%20Questions%20and%20Answers
Posted on Jul 26, 2014 by Johny Verma

Enter your Answer
Name
Email Address
Answer
Security Check
Solve this to continue: 8 + 8 = ?
©2026 WithoutBook