Diploma in Computer Science program is a 3 years course. You can join diploma courses after 10 or 10+2. In some colleges admission is based on merit obtained in the qualifying examination. Sometimes, universities conduct entrance exam for admission. This course gives exposure to the world of software. On completion of this course, you can go for higher degree in the same field. Diploma of Computer Science includes subjects like Operating system, Software tools, Visual Basics, Software Practical classes etc.