I have scored 70% in 12th and dropped for JEE Mains only so if I get good rank in JEE Mains can I take admission in DTU or NSIT?

The best 1-year Diploma course after 12th is mentioned below.

• Diploma in Operation Theatre (OT) Management.
• Diploma in Medical Nursing Assistant.
• Diploma in Computer Science.
• Diploma in Fashion Designing.
• Diploma in Cybersecurity.
• Diploma in Hardware networking.
• Diploma in Interior Design.
• Diploma in Comput

If you wish to go into the field of forensic Science after your 12th, make sure you focus on PCM/PCB subjects and score well as many colleges take admissions based on that merit or appear for the accepted entrance exam. You can aim for a reputed college to pursue a BSc in Forensic Science followed b

It's difficult but in some colleges you may can get 

Yes, you can pursue VFX after completing your 12th grade. You need to choose the right subjects to develop foundation as a VFX artist.

A gap of 1 to 2 years after 12th can be considered normal. Although the students should be able to address it via the valid documents. The reasons like health, finance, skill development or family are accepted. 

And if the gap after the high school Diploma is beyond 2 years, strong documentation