Visa interview related information

Hello everyone, I want to know about visa interview. What all should I need to know about scheduling it ? Is separate schedules to be booked for biometrics & visa interview ? What’s VAC ?
*Apologies if it’s very naive question.

Please go through the below link.

http://cdn.ustraveldocs.com/in/in-niv-visaapply.asp

Thanks Kalpesh. I got the better understanding of the process. Now, if I may ask, how to get the slots ? Is there a best practice like specific timings to check newly opened slots ?

You will need to keep checking at different times during the day.

To add, there is a guide for applying for visa, you can check