Programming Contest

TOP Programming Contest

1)SIGMOD Programming contest - prize 5,000 USD

http://dbweb.enst.fr/events/sigmod10contest/#details

2) Student Programming contest

http://www.realtimeworlds.com/2009/12/15/student-programming-contest-2010/

3) MICS contest for students

http://www.cs.uwec.edu/MICS/students/programming_contest.php

4) multi Agent contest

http://www.multiagentcontest.org/

5)TopCoder

http://www.topcoder.com/tc?d1=tutorials&d2=alg_index&module=Static

6)Interview Street - facebook interview coding test

https://www.interviewstreet.com/challenges/

7) Codility

http://codility.com/

Online Placement Preparation

Online Aptitude Test

The following websites are very useful to practice placement aptitude test papers.
Try to solve all the question then you have more than 70% chance to get a job in MNCs.

1) http://www.indiabix.com

2) http://www.tcyonline.com/india/Home

3) http://koolkampus.com/campus-crash-course.php

4) http://www.test4free.com/

5) http://www.eskill.com/aptitude.htm