In basic Endgame, you can learn all the compulsory Endgames which occur often in tournaments like
Queen vs 7th rank pawn,
Lucina position,
Philidor position,
Deflection,
One diagonal principal and so on.
In Deep Endgame study you will practice all the Endgames which are given in any good Endgame books through modern ways... until you won't learn how to face all of them.