Colleges in Gujarat

Dear Jethwa,
After completing Diploma, you can directly join in any university / affiliated colleges after clear your Lateral Entry Entrance Test of the respective university.
Wish you all the best.

GCET 2019 - Gujarat Common Entrance Test acronym as GCET is conducted online by Gujarat Technological University (GTU) for providing admissions to aspiring candidates in Masters of Business Administration (MBA) and Masters of Computer Application (MCA) courses in the colleges (list is given below) affiliated with it.

Hi Jignisha,
Please follow shiksha cut-off table by the given link, then you can get knowledge about that
https://www.shiksha.com/mba/cmat-exam-cutoff

If your certificate is approved by the state government then it will be valid in that particular state. If your certificate is approved by the central govt., then it will be applicable or valid in anywhere in India.

Yes, in many field class 12th percentage matters.
But, in some fields there is no matter, but you should have more than 60% for safer side.

Top institutions for MCA are:
1. College of Computer Sciences
2. MIT School of Management - [MIT-SOM]
3. Ness Wadia College of Commerce
4. Vishwakarma Institute of Technology, Bibwewadi
5. Birla Institute of Technology - [BIT Mesra]
6. Vellore Institute of Technology - [VIT University]

I hope this link will help you
http://www.studyguideindia.com/Colleges/Distance-Education/default.asp?Course=M-Sc-Colleges&state=GJ.

There are two branches. One is ICT, and the other is ICT+minors in Computational Science. You can register for admission and depending on your overall rank; you will get ICT or ICT+CS.
For admission through GUJCET, you need to score minimum 98% in boards and above 110 in GUJCET. Your overall rank should be in top 250.
I have taken admission through JEE Mains and my all India rank was 10015 and I got admission in ICT.