Where can i find practice exercises for C language...??

Answer 1

http://www.intelligentedu.com/cat1.html

http://www.examsonline.com/Resource/CertAdvisor.asp

http://certification.about.com/cs/testingresources/a/tutorials.htm

http://www.subscriptionconnection.com/subscriptions/2352572046171126/

HOPE THESE ARE ENOUGH FOR YOUR PURPOSES.

ALL THE BEST.

Answer 2

The set of exercises provided in K&R Programming in C is a good place to start.
This is what I did. I wrote a program that would solve the given problem, and then I used to chip away the redundant stuff and optimize the solution till I was satisfied.