Database Management - Required ACCES DATABASE

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A11.pdf

Book: Access 2016

Module 7 -- Enhancing Forms -- Module Only

1. When users update and retrieve data, what tasks does a DBMS perform that are hidden from the users?

2. What is metadata? Which component of a DBMS maintains metadata?

3. How does a catalog differ from a data dictionary?

4. What is meant by concurrent update?

5. Describe a situation that could cause a lost update