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Introduction to Database System

Introduction to Database System
An identifier typically uses more than one attribute.

True
False

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Introduction to Database System
Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity?

ID-independent entity
Strong entity
Weak entity
ID-dependent entity

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Introduction to Database System
Which of the following is a type of DBMS software?

database manipulation language
query language
report writer
All of these
utilities

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Introduction to Database System
In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity.

instance
child
parent
subtype

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Introduction to Database System
In SQL, which command(s) is(are) used to enable/disable a database trigger?

MODIFY USER
All of the listed here
CHANGE USER
ALTER TRIGGER

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Introduction to Database System
The database administration function includes

None of these
database access planning
computer operations management
application programming
All of these

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