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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 that interact with the DBMS, which directly accesses the database data.

False
True

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Introduction to Database System
Sophisticated report generators can

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

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Introduction to Database System
A report generator is used to

all of the listed here
data entry
print files on paper
update files

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Introduction to Database System
In which of the following is a single-entity instance of one type of related to a single-entity instance of another type?

Composite Relationship
Many-to-Many Relationship
One-to-One Relationship
One-to-Many Relationship

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Introduction to Database System
A file produced by a spreadsheet

can be used for graphic
can be used as it by the DBMS
all of the listed here
is generally stored on disk in an ASCII text format

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Introduction to Database System
An indexing operation

establishes an index for a file
sorts file using two keys
sorts a file using a single key
None of the listed here

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