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Introduction to Database System

Introduction to Database System
In an enterprise-class database system, business users interact directly with database applications, which directly access the database data.

True
False

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Introduction to Database System
1:1, 1:N and N:M relationships are also known as HAS-A relationships.

False
True

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Introduction to Database System
Which of the following command(s) is(are) used to recompile a stored procedure in SQL?

None of the listed here
MODIFY PROCEDURE
ALTER PROCEDURE
COMPILE PROCEDURE

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Introduction to Database System
If attributes A and B determine attribute C, then it is also true that:

C is a determinant.
A →
(A,B) is a composite determinant.
B →

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Introduction to Database System
Updating a database means

revising the file structure
all of the listed here
reorganizing the database
modifying or adding record occurrences

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Introduction to Database System
A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?

Master file
Log file
Specialized file
Update file

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