Exercise: Database Systems

Questions for: Database Systems

A data dictionary doesn't provide information about:
A:
where data is located
B:
the size of the disk storage device
C:
It allows a many-to-many relationship
D:
It is conceptually simple
Answer: B
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Which of the following is not an advantage of the data-base approach?
A:
elimination of the data redundancy
B:
ability to associate related data
C:
increased security
D:
program/data independence
Answer: E
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What is the abbreviation used for a software package that permits the users to create, retrieve and maintain records in a database?
A:
DASD
B:
FMS
C:
EMMS
D:
DBMS
Answer: D
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Batch processing is appropriate if
A:
a large computer system is available
B:
only a small computer system is available
C:
only a few transactions are involved
D:
All of the above
Answer: E
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Which of the following is not true of the traditional approach to information processing?
A:
There is common sharing of data among the various applications
B:
It is file-oriented
C:
Programs are dependent on the files
D:
It is inflexible
Answer: A
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