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Introduction to Database System

Introduction to Database System
A database management system might consist of application programs and a software package called

TOTAL
AUTOFLOW
BPL
FORTRAN

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Introduction to Database System
Sort/report generators

none of the listed here
require more disk space than index/report generators
are faster than index/report generators
do not need to sort before generating a report

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Introduction to Database System
A recursive relationship is a relationship between an archetype and an instance of that archetype.

True
False

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Introduction to Database System
A top-to-bottom relationship among the items in a database is established by a

Hierarchical schema
Network schema
All of the listed here
Relational schema

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Introduction to Database System
If you want to group the records in the abc database, you could use the Jobcode as the _____.

Delete
Update
Sort Key
Index

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Introduction to Database System
Data encryption techniques are particularly useful for

improving data integrity
protecting data in data communication systems
All of these
None of these
reducing storage space requirements

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