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Computer Science - Database Systems

Exercise : Database Systems - Section 1
21.
A database management system
allows simultaneous access to multiple files
can do more than a record management system
is a collection of programs for managing data in a single file
both (a) and (b)
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Which of the following hardware components is the most important to the operation of a database management system?
high-resolution video display
printer
high speed, large-capacity disk
plotter
mouse
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The PROJECT command will create new table that has
more fields than the original table
more rows than the original table
both (a) and (b)
all the fields of master table
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
To have a file hold a list, it is necessary to
identify the records in the list
identify the name, width and type of the fields of each record.
decide which fields will be used as sort or index keys
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
Sophisticated report generators can
print row-oriented reports
perform arithmetic operations
selectively retrieve and print portions of a list
All of the above
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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