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Introduction to Database System

Introduction to Database System
In a 1:N relationship, the parent is the entity on the one side of the relationship and the child is the entity on the N side of the relationship.

True
False

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Introduction to Database System
An indexing operation

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

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Introduction to Database System
Long-range planning report produced in an MIS are primarily designed for

middle management
None of these
All of these
top management
lower management

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Introduction to Database System
A command that lets you change one or more fields in a record is

Modify
None of these
All of these
Look-up
Insert

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Introduction to Database System
After you _____ a record, many data management the environments require you to issue a command to save the changes you made.

Delete
Update
Sort key
Index

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Introduction to Database System
Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?

report writer
data manipulation language
None of these
query language
transaction log

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