Early computers (386's – 1990) reserved memory for special devices like monitors and sound and high memory. The memory manager would override the reserve command and use such memory spaces not being used to improve computer performance. Now, almost all computers have something similar built in and this program is obsolete.
This is a complete package:
All original: covers, books, floppies
All in excellent condition
Always in a smoke free business and home.
Please provide telephone number with reply.
Toronto address, Finch Ave and Yonge St area, near Finch subway station.