1)Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?
a) IDMS
b) DB2 C) dBase-II D)R-Base
2) The following are components of a database except ________ . |
A. | user data |
B. | metadata |
C. | reports |
D. | indexes |
|
3) | The following are functions of a DBMS except ________ . |
A. | creating and processing forms |
B. | creating databases |
C. | processing data |
D. | administrating databases |
|
4)Helping people keep track of things is the purpose of a(n) ________ .
A. | database | B. | table |
C. | instance | D. | relationship |
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