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Introduction to Database System

Introduction to Database System
One data dictionary software package is called

None of these
DB/DC dictionary
any of the above
ACCESS
TOTAL

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Introduction to Database System
One approach to standardizing storing of data

CODASYL specifications
None of these
structured programming
All of these
MIS

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Introduction to Database System
A primary key is a composite key that was selected to be the main identifier for the relation.

False
True

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Introduction to Database System
Which of the following refers to something that can be identified in the user's work environment, something that the users want to track?

Identifier
Relationship
Entity
Attribute

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Introduction to Database System
A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?

Update file
Log file
Master file
Specialized file

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Introduction to Database System
An indexing operation

establishes an index for a file
sorts file using two keys
None of the listed here
sorts a file using a single key

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