If you are aiming towards MCQ books, then following books can help you out:
- G.K.Publishers Book for GATE
Timothy Willaims "MCQs for COmputer Science"
For Autometa:
HOP CRAFT AND ULLMAN,
HORWITZ AND SAHANI,
PETER LINZ
For Network Numericals:
TENNENBAUM,
WILLAIM STALLINGS,
FROUZEN
These are the finest books for concepts and numericals but I dont remember their titles. So here are author names. Hope this helped out.