All DSLR exclusive fxns i should be knowing about?

I bought a nikon slr today for 50000… I'm leavin tommorow for a road trip so don't have mch tym… Any exclusive fxns i should be knowing about

Wow

You have a fully adjustable camera that usually requires some knowledge of the fundamentals of photography to successfully use and you expect to be able to use it at some level of competence in less than one day?

Just spend a lot of time learning how to use the cameras light meter to pick the correct exposure.

Here is how you can do that.

http://camerasim.com/camera-simulator/

Which model Nikon dSLR did you buy?

Nowadays Nikon, Fujifilm, Canon is available with high quality functions, these company has launched with SLR, DSLR, and in digital cameras. So its using is very difficult, you should try to read its manual book for know very well about its functions.