Exercise: Database Systems

Questions for: Database Systems

The index consists of
A:
a list of keys
B:
pointers to the master list
C:
both (a) and (b)
D:
Either (a) or (b)
Answer: C
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Large collections of files are called
A:
fields
B:
records
C:
databases
D:
file system
Answer: C
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The distinguishable parts of a record are called
A:
files
B:
data
C:
fields
D:
database
Answer: C
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A compound key
A:
is made up a several pieces of information
B:
uniquely identifies an item in a list
C:
both (a) and (b)
D:
is a combination of each unique key
Answer: C
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The way a particular application views the data from the data base that the application uses is a :
A:
module
B:
relational model
C:
schema
D:
subschema
Answer: D
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