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Introduction to Database System

Introduction to Database System
The DBMS that is most difficult to use is ________ .

Microsoft's Access
Microsoft's SQL Server
IBM's DB2
Oracle Corporation's Oracle

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Introduction to Database System
An entity is something that can be identified in the user's work environment; something that the users want to track.

False
True

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Introduction to Database System
A ternary relationship is so called because in contains two entities and one association between them.

True
False

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Introduction to Database System
An-owner-member set in the CODASYL specifications may have

only one owner but many owner occurrences
only one member but many member occurrence
All of the listed here
more than one member but only one occurrence per member

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Introduction to Database System
One approach to standardizing storing of data

All of these
CODASYL specifications
MIS
structured programming
None of these

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Introduction to Database System
Data security threats include

all of the listed here
hardware failure
privacy invasion
fraudulent manipulation of data

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