After completing 12th class with PCM you should do B. Tech as per me.

So here I am giving you information about B. Tech course:

B. Tech Bachelor of Technology
Duration: 4 Years
Level: Graduation
Type: Degree

Eligibility:
Candidate must have 12th passed certificate with PCM subjects from a recognized University.

Some top B. Tech colleges in India:

BITS,Pilani
Bangalore Institute of Technology
Birla Institute of Technology
Jadavpur University
Vishwakarma Institute of Technology
Birsa Institute of Technology Sindri
Chaitanya Bharathi Institute of Technology
College of Engineering Pune
College of Engineering Trivandrum
DIT University
Delhi Technological University
Dhirubhai Ambani Institute of Information and Communication Technology
Harcourt Butler Technological Institute
Guru Nanak Dev Engineering College
IcfaiTech, Dehradun
Indian Institute of Engineering Science and Technology, Shibpur
Indian Institute of Information Technology, Allahabad
Indian Institute of Technology, Bhubaneswar
Indian Institute of Technology, Bombay
Indian Institute of Technology, Delhi
Indian Institute of Technology, Guwahati
Indian Institute of Technology, Kanpur
Indian Institute of Technology, Kharagpur
Indian Institute of Technology, Madras
Indian Institute of Technology, Roorkee
Indian Institute of Technology (BHU), Varanasi
Indian School of Mines, Dhanbad
Institute of Technology, Nirma University
International Institute of Information Technology, Hyderabad
Jamia Millia Islamia
Jorhat Engineering College
Gokaraju Rangaraju Institute of Engineering and Technology
Maharaja Agrasen Institute of Technology
Maharashtra Institute of Technology
M S Ramaiah Institute of Technology
Manipal Institute of Technology
MBM Engineering College
Mepco Schlenk Engineering College
Model Engineering College
Motilal Nehru National Institute of Technology, Allahabad
Muffakham Jah College of Engineering and Technology
National Institute of Engineering
National Institute of Technology, Calicut
National Institute of Technology, Durgapur
National Institute of Technology, Hamirpur
National Institute of Technology Karnataka
National Institute of Technology, Kurukshetra
National Institute of Technology, Jamshedpur
National Institute of Technology, Rourkela
National Institute of Technology, Silchar
National Institute of Technology Srinagar
National Institute of Technology, Tiruchirappalli
National Institute of Technology, Warangal
Netaji Subhas Institute of Technology
P.S.G. College of Technology
P.E.S. Institute of Technology
P.E.C. University of Technology
B M S College of Engineering
R.V. College of Engineering
Rajagiri School of Engineering & Technology
Rajalakshmi Engineering College
SRM University
Sagar Institute of Science and Technology
Sardar Vallabhbhai National Institute of Technology, Surat
Dhirubhai Ambani Institute of Information and Communication Technology
Sir M. Visvesvaraya Institute of Technology
Thadomal Shahani Engineering College
Thapar University
Thiagarajar College of Engineering
University Institute of Engineering and Technology, Panjab University
Veermata Jijabai Technological Institute
Vellore Institute of Technology
Visvesvaraya National Institute of Technology
Walchand Institute of Technology
West Bengal University of Technology