I have completed my 10th & joined the diploma in computer science. I have dropped the course in 2nd year and I am looking for some corresponding course. Please help me and give some suggestions.

Hi.. 
There are degree and diploma courses that can be done from Open Universities.  Check these link, you might find the course of your choice here.
 
http://delhi.quikr.com/certficate-course…
http://www.clickindia.com/search.php?q=D…
http://www.clickindia.com/search.php?q=c…
 
Choose a course which can offer you a financial stability after it is done and is in demand.