I m fresher ,preparing for the practical and interviews in msd nav 2013 r2

Hello ,

please suggest me the important topics that need to be covered in details for the interview and practicals.

please give your suggestion based on object type  ,like in tables ,pages ,report ,etc.

if someone have some kind of tutorial ,please mail me javed.akhtar06@gmail.com.

Thanks for the help in advance ..........