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Introduction to Database System

Introduction to Database System
In SQL, which command is used to add new rows to a table?

APPEND
ALTER TABLE
INSERT
ADD ROW

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Introduction to Database System
A recursive relationship is a relationship between an archetype and an instance of that archetype.

False
True

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Introduction to Database System
Which of the following is not a relational database?

4th Dimension
FoxPro
dBASE IV
Reflex

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Introduction to Database System
If a piece of data is stored in two places in the database, then

changing the data is one spot will cause data inconsistency
both (a) and (b)
it can be more easily accessed
None of these
storage space is wasted

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Introduction to Database System
Entities can be associated with one another in which of the following?

Relationships
Identifiers
Attributes
Entities

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Introduction to Database System
Entities use identifiers while tables use keys.

False
True

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