CITS2002 Systems Programming  
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1980-90s: Personal Computers and Networking

640K ought to be enough for anybody. Bill Gates (1955-), in 1981.

The decentralization of computing resources, now data and not the hardware, required more support for inter-operating system communication - both physical support and application program support.

As minicomputers shrunk in size, but exploded in capacity, the powerful computer workstation was born. Companies such as Sun Microsystems (SUN) and Silicon Graphics (SGI) rode this wave of success.

Local-area networks (primarily Ethernet and token-ring) connected workstations, while wide-area networks connected minicomputers.

Operating system developments included the development of fast and efficient network communication protocols, data encryption (of networks and file systems), security, reliability, and consistency of distributed data.

 


CITS2002 Systems Programming, Lecture 3, p15, 29th July 2024.