Hi Aspirant,

Yes the course is quite popular and is almost available in every diploma colleges.You can avail it after class 10.Information Technology is the acquisition, processing, storage and dissemination of vocal, pictorial, textual and numerical information in communication and telecommunication process and the whole diploma course is about this.Some of the good colleges in diploma in IT are:

• Central College of Information Technology , Raipur
• Indira Gandhi National Open University - IGNOU, Delhi
• Advance Institute of Business Management - AIBM  , Faridabad
• Aditya Institute of Technology  Delhi

Hope it helps!!