An Introduction to FOCUS through a Sample Application

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The purpose of this manual is to illustrate how a new kind of computer language, called a nonprocedural or fourth-generation language (4GL), can be used to implement practical information systems.


Reference Number : DN0500003.0589

Date Published : May 1989

Manufacturer : Focus

Platform : Focus

 

 

 

 

 

This exhibit has a reference ID of CH17246. Please quote this reference ID in any communication with the Centre for Computing History.
 

An Introduction to FOCUS through a Sample Application

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