4th Generation Languages
#. Introduce packages (Eg: Word, Excel, Power Point) (Can be used by non computer professionals.)
#. Can sort these languages in to fore categories,
i. Financial Planning / Modeling Languages
ii. Query Languages
iii. Report Generators
iv. Application Generators
5th Generation Languages
#. Introduces languages for Artificial Intelligent (AI) programming.
Eg: LISP, PROLOG
Special Purpose Languages
These are “Tailor made” for a particular type of problem.
Eg: Simulation, Controls and experiments
These are languages used to control the operations of the computer. (languages to instruct the operating system)
Eg: Ms Access