B.Tech

For software engineering, computer Science engineering is the best choice for you as it will give you enough and sufficient knowledge about computers and their applications.

It's true that nowadays a lot of engineers are jobless but most of them are mechanical and civil for which job are little low in India but i still say that engineering is a good choice if you select the right branch which suits your interests and in india CS and IT branches have growing scope due yo growing IT sector and i think it will be good even after 4 years.

B.Tech is a more technical oriented study than B.Sc. And, they both have different uses in different areas so, it depends on what you want to do according to your interests and your AIM.

No, It is a full-time course.
For more details, visit this link: https://www.shiksha.com/b-tech/course/b-tech-in-fibres-and-textile-processing-technology-institute-of-chemical-technology-ict-matunga-east-mumbai-184380

Obviously, B.Tech is better than BCA because you have to work harder for your future. B.Tech is of 4 years and BCA is of 3 years. Ofcourse B.Tech is a very good stream in which you get lot of opportunity with which you can enhance your skill and enhance yourself so, B.Tech is a very good course career where you can and achieve more and can learn more and you can also get a very good job by pursuing B.Tech from a very good university.

You can check for colleges in Ghaziabad like ABESEC, IMS, KN Modi, RJGIT. They are cheap in comparison with many colleges of Delhi NCR.

Yes, they offer B.Tech degree in information technology in distance mode.
You can refer this link for more information on there website.
http://www.studyandlead.com/programmes-1.php

Hi Kathiravan! As you have completed your 12th, you are now eligible to apply in any private universities like Sharda, Lovely Professional University, Amity University, Manipal University, etc. Also, you can take direct admission in some colleges of Bhopal also.
Best of luck.