Java Certification from Sun Microsystem is becoming an industry standard for knowledge on Java.
It has three levels of Certifcation : Programmer (SJCP*), Developer (SCJD*) and Architect (SCJEA*).
The latest certification offered is in Java 2 (jdk1.2 and jdk1.3).
Please use the following links for more details.

Sun Java Certification Main Page
http://suned.sun.com/USA/certification/javamain.html

Sun Certification  FAQ Page
http://suned.sun.com/USA/certification/faq/index.html
 

*SCJP   - Sun Certified Java Programmer
*SCJD   - Sun Certified Java Developer
*SCJEA - Sun Certified Java Enterprise Architect

Important Links For SCJP Community
 

http://www.jchq.net	The Most Popular Website for SCJP. Contains FAQ, Mocks Exams, Discussion Forums, Tutorials etc.
http://www.codeguru.com/java/tij/tij_c.shtml	Online Study/Browse material
http://www.mindview.net/	Link to Bruce Eckels Company, the author of "Thinking in Java"

SCJP Certification Books

• Java Certification for Programmers and Developers : by Barry Boone
• The Complete Java 2 Certification Study Guide : by Simon Roberts, Philip Heller, Michael Ernest, Simon Robert, Devon Tuck

General

The Official FAQ on Java Technology from Javasoft

Community
Join the mailing list of SCJD's at scjd@egroups.com

For all queries, registration and test site information please contact:

Sun Microsystems India Pvt. Ltd.
6th Floor, Divyashree Chambers
Off Langford Road
Shanthinagar
Bangalore 560 027
INDIA
Phone: 91-80-207 8989
Fax: 91-80-223 1792
Email: education@india.sun.com