B.Tech

You should have more than 96 percentile in CAT to get in IIM.

Yes It is possible to join B.Tech course after completing B.Sc. Through the lateral entry scheme which is offered by most of the Engineering colleges in India. The lateral entry is only given to candidates who have either completed Diploma in Engineering or B.Sc. Course.

Yes, surely you can apply for the mechanical engineering but there are certain things that you should be aware of as they might help/come in the way of your career at the later stage. You will get direct admission in the 2nd year since you have completed your Diploma.

Please use the link provided below for details regarding admissions in Wisdom School of Management for B.Sc. courses in agriculture. You can download their brochure which contains important details like eligibility, important application dates, and admission criteria etc.
https://www.shiksha.com/college/wisdom-school-of-management-lucknow-29887

B.Tech Part time is the best option for Diploma working professionals. Please see the Institutes/Colleges in your surroundings offering the B.Tech Part time course. AMIE is another option for working professionals if you can do.

https://www.shiksha.com/university/du-Delhi-university-24642/placement
here is the complete placement details for this college.

For day-to-day work and 10 marks for internal tests) and 75 marks for end semester. Admission, shall forfeit their seat in B.Tech. Course and their admission. Further, though the students have passed some of the subjects at the earlier. Mechanical vibration and structural engineering, periodic functions naturally occur.

Hi,
The admission forms for Thapar University are already out so I wish to inform you that you should hurry up and for the rest of imp. Dates please have a look at the data below
2020 Online Registration : Started
Online Registration Close: 29th April 2020
Admit Card Release: 1st week of May 2020
Exam Date: 2nd week of May 2020
Result Declaration 4th week of May 2020
Counselling Round First: 2nd week of June 2020
Counselling Round Second: 2nd week of July 2020

B.Tech. Computer Science: Course Highlights
Course level Graduate
Admission process Entrance Exam
Course Fee Up to INR 80,000 to 1.20 Lacs
Average salary approximately. INR 2 to 20 Lacs per annum
Top Recruiting Companies TCS, HCL, Infosys, Accenture, etc.