Diploma

The minimum qualification required for admission into a diploma course is passing of the Secondary School Leaving Certificate (SSLC)/10th standard/equivalent examination, with Science and Maths subjects.
Fee Structure: Rs. 6000

Hi Reshma,
Candidates with minimum 55% aggregate mark in maths & physics are eligible to apply for the course. https://www.shiksha.com/careers/pilot-91.

Hi Rail,
Please confirm the course in which you wish to apply for better understanding. Please refer to the link below:
https://gcoea.ac.in/rules-procedures/.

No, it is a full-time course and cannot be pursued part-time or on weekends.

Go through the link below for the list of colleges:
https://www.shiksha.com/engineering/colleges/diploma-information-technology-colleges-india?ss[]=sp_264&cr[]=10&rf=filters&cl[]=15&uaf[]=course_level (Copy paste the entire link on the browser).

As you have not mentioned the course, you want to pursue after Diploma, I am assuming it to be B.Tech/BE through lateral entry (direct second year admission) will be best for you, you have to appear for state LEET examination to get a good college.
Engineering Colleges/Universities offering LEET adm

Evening/distance/online/part time engineering courses are not valid any more as per the latest supreme court verdict, hence would recommend you to join regular B.Tech course for better career prospects
http://www.tribuneindia.com/news/nation/no-technical-education-through-correspondence-says-supreme

Hi,
You can refer to this article for guidance https://www.shiksha.com/aviation/flying-pilot-training/articles/career-in-commercial-flying-all-you-need-to-know-blogId-13472.