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Introduction to Database System

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

B →
A →
C →
(B,C) →

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Introduction to Database System
A number of related records that are treated as a unit is called

file
data
batch
field

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Introduction to Database System
The functional dependency R → S means that the value of S can be determined when we are given a value of R.

True
False

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Introduction to Database System
A _____ Contains fields of data about one entity.

None of these
Fields
Record
Document
File

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Introduction to Database System
The DBMS ranked as being the "hardest to use" in the text is Microsoft's SQL Server.

True
False

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Introduction to Database System
Any table that meets the definition of a relation is said to be in first normal form.

False
True

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