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Introduction to Database System

Introduction to Database System
Which command is used to remove a table from the database in SQL?

ERASE TABLE
DROP TABLE
UNATTACH TABLE
DELETE TABLE

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Introduction to Database System
Sort/report generators

require more disk space than index/report generators
do not need to sort before generating a report
are faster than index/report generators
none of the listed here

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Introduction to Database System
The DBMS ranked as being the "hardest to use" in the text is Microsoft's SQL Server.

True
False

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Introduction to Database System
A top-to-bottom relationship among the items in a database is established by a

Relational schema
Network schema
Hierarchical schema
All of the listed here

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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
Attribute
Entity

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Introduction to Database System
Relations are categorized into normal forms according to the referential integrity constraints that they have.

False
True

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