In DBMS architecture, what is the purpose of the data abstraction layer?

Practice Questions

Q1
In DBMS architecture, what is the purpose of the data abstraction layer?
  1. To manage user access
  2. To provide a user interface
  3. To separate physical storage from logical data structures
  4. To optimize query performance

Questions & Step-by-Step Solutions

In DBMS architecture, what is the purpose of the data abstraction layer?
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