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Introduction to Database System

Introduction to Database System
A relation is considered a:

two-dimensional table.
Column.
one-dimensional table.
three-dimensional table.

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Introduction to Database System
Sophisticated report generators can

selectively retrieve and print portions of a list
perform arithmetic operations
All of the listed here
print row-oriented reports

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Introduction to Database System
The way a particular application views the data from the data base that the application uses is a :

module
subschema
relational model
None of these
schema

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Introduction to Database System
In SQL, GRANT command is used to

None of the listed here
allow user to access databases
allow user to create databases
grant system privileges, roles, and object privileges to uses and roles

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Introduction to Database System
Data item characteristics that are important in data management include

punctuation
language
spelling
width

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Introduction to Database System
Batch processing is appropriate if

a large computer system is available
only a few transactions are involved
only a small computer system is available
All of these
None of these

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