Introduction & Architecture
What a database gives you that a file does not, and the three-level architecture every exam asks about.
0 of 8 answered
Start here
DDL or DML?
Foundation
- Not triedDDL or DML?Foundation
- Not triedSchema or instance?Foundation
- Not triedWhat a database gives you that files do notFoundation
- Not triedWho decides what an index is for?Foundation
- Not triedWhy not just use files?Foundation
- Not triedWhich change is physical data independence?Core
- Not triedWhich change needs logical data independence?Core
- Not triedWhy three tiers instead of two?Core