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Introduction to Database System

Introduction to Database System
Entities use identifiers while tables use keys.

True
False

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

Modify
All of these
Look-up
None of these
Insert

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Introduction to Database System
What software packages are commonly used for businesses that have to track extensive lists of clients and inventory?

Data management packages
Special purpose packages
Single function application packages
None of these
Custom made programs

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Introduction to Database System
A file produced by a spreadsheet

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

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Introduction to Database System
An entity is something that can be identified in the user's work environment; something that the users want to track.

True
False

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Introduction to Database System
The DBMS acts as an interface between what two components of an enterprise-class database system?

Data and the database
The user and the database application
Database application and SQL
Database application and the database

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