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Introduction to Database System

Introduction to Database System
The modify operation is likely to be done after

All of these
Look-up
Insert
Delete
None of these

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Introduction to Database System
A candidate key is a determinant that determines all the other columns is a relation.

True
False

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

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

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Introduction to Database System
A relation is considered a:

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

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Introduction to Database System
In SQL, which command(s) is(are) used to create a synonym for a schema object?

CREATE SYNONYM
CREATE SAME
CREATE SCHEMA
All of the listed here

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Introduction to Database System
In the DBM approach, application programs perform the

storage function
processing functions
access control
all of the listed here

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