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Introduction to Database System

Introduction to Database System
A relation has cells that hold multi-value entries.

False
True

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Introduction to Database System
In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.

Network database
Hierarchical database
Relational database
Distributed database

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Introduction to Database System
The DBMS that is most difficult to use is ________ .

Microsoft's SQL Server
Oracle Corporation's Oracle
Microsoft's Access
IBM's DB2

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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 SCHEMA
CREATE SYNONYM
CREATE SAME
All of the listed here

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Introduction to Database System
For some relations, changing the data can have undesirable consequences called:

referential integrity constraints.
transitive dependencies.
normal forms.
modification anomalies.

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Introduction to Database System
In SQL, which command is used to remove a stored function from the database?

None of these
ERASE FUNCTION
DELETE FUNCTION
DROP FUNCTION
REMOVE FUNCTION

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