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16. 

Embedded pointer provide
A. a secondary access path
B. a physical record key
C. an inverted index
D. All of the above
E. None of the above
17. 

Which of the following is a type of DBMS software?
A. database manipulation language
B. query language
C. utilities
D. report writer
E. All of the above
18. 

Data items grouped together for storage purposes are called a
A. record
B. title
C. list
D. string
E. None of the above
19. 

The activity of a file
A. is a low percentages of number of records added or deleted from a file
B. if high, reduces processing efficiency for sequential and nonsequential files
C. is a measure of the percentage of existing records updated during a run
D. refers to how closely the files fits into the allocated
E. None of the above.
20. 

Versatile report generators can provide
A. Columnar totals
B. Subtotals
C. Calculations
D. All of the above
E. None of the above