M.Tech

You have to prepare for GRE as most of the students apply for MS after graduation. It is not difficult to get visa of Canada, you can easily apply for the visa of Canada.

GATE qualified candidates can follow the following procedure to apply in IPU for M.Tech CSE:-
1.Apply by filling the application form first. The last date of filling the application form is May 1, 2018.
2. After having filled the application form, a merit list based on different scores will be issued by IPU. Keep yourself updated about the merit list by visiting http://www.ipu.ac.in/
3. Based on your gate score you will be called for counseling most probably in June/July.
Hope this helped :)

Hi
For M.Tech, there is no entrance from Jamia, the admission is done on your GATE score. So, prepare for the GATE. If you have got a good score, you can get the admission.
Best of luck.

Yes, you can because Automobile Engineering itself is a branch course of Mechanical Engineering. So, there would be no problem for you if you do Masters in Automobile Engineering.

Yes friend. CSE is one of the major department has lot of placements. If you've got admission in a reputed college and high coding skill leads to good placement.
All the best.

Yes buddy. You can switch your branch in M.Tech. Just what you have to do is while filling the form, mention the branch properly. You will be switched to Automobile Engineering.