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Introduction to Database System

Introduction to Database System
Helping people keep track of things is the purpose of a(n) ________ .

table
relationship
instance
database

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Introduction to Database System
Which command is used to select distinct subject (SUB) from the table (BOOK)?

SELECT DISTINCT SUB FROM BOOK
None of these
SELECT ALL FROM BOOK
All of these
SELECT SUB FROM BOOK

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Introduction to Database System
A form can be used to

delete records
modify records
format printed output
None of these
All of these

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

ALTER TRIGGER
All of the listed here
CHANGE USER
MODIFY USER

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

All of the listed here
Network schema
Relational schema
Hierarchical schema

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Introduction to Database System
The following are functions of a DBMS except ________ .

processing data
creating databases
administrating databases
creating and processing forms

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