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6. Which of the following products was the first to implement true relational algebra in a PC DBMS?
A. IDMS
B. Oracle
C. dBase-II
D. R:base
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7. SQL stands for ________ .
A. Structured Query Language
B. Sequential Query Language
C. Structured Question Language
D. Sequential Question Language
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8. Because it contains a description of its own structure, a database is considered to be ________ .
A. described
B. metadata compatible
C. self-describing
D. an application program
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9. The following are functions of a DBMS except ________ .
A. creating and processing forms
B. creating databases
C. processing data
D. administrating databases
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10. Helping people keep track of things is the purpose of a(n) ________ .
A. database
B. table
C. instance
D. relationship
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