Copyright 2002 by
Prentice Hall, Inc.
9-7
nScreen formatter: A facility to easily develop screen interactively
nWord processor or text
editor: Ideally, a comprehensive word processor with a full screen editor and mail-merge
nGraphics: Standard routines for creating bar charts, histogram, scatter diagrams, etc.
nLibrary of Macros: For storing sequence of commands
nProgramming Interface: Linkage to programming
languages, to handle complex
conditional logic
Fourth-Generation
Languages