Practice with Course, Heading, Altitude, VSI. Know V1 Vr V2 Landing speeds
Flap positions. Procedures will be checked i.e. intercepts (outbound inbound), Holds type of entry, Approach (VOR, Ndb, ILS).
Please know that i had my Cadet Sim Check recently, mainly orientation on HSI RMI and understanding the instruments, knowing where you are was checked.
Type of a/c B737 800.
I hope this Helps!!!