Since you are interested in Computers, you can go for Bachelor of Computer Application (BCA) course. BCA is a good option after 10+2 for students who want to a pursue a career in the field of Computers. BCA is nearly equivalent to B.Tech/B.E. in Information Technology.
After completing your BCA, you can go for Master of Computer Applications (MCA). MCA provides you career opportunities in Web Development, Software Development, Database Administration, Hardware and Networking. After completing your education in this field, you can apply for govt. as well as private jobs.
To know Career Options in BCA/MCA, click here.