Mainframe - Revision history

Jnc: /* External links */ +Mainframes: Where Are They Now?

2025-07-02T15:21:27Z

External links: +Mainframes: Where Are They Now?

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			==External links==

			* [https://www.longpelaexpertise.com.au/ezine/IA_MainframesWhere%20AreTheyNow.pdf Mainframes: Where Are They Now?]

	[[Category: Computer Basics]]		[[Category: Computer Basics]]

Jnc: +cat

2018-12-15T23:38:33Z

+cat

← Older revision		Revision as of 23:38, 15 December 2018
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			[[Category: Computer Basics]]

Jnc: Avoid redir, fix punc

2018-09-18T13:30:08Z

Avoid redir, fix punc

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	A '''mainframe''' is a very large computer with high performance, often large enough to provide all the computing capability for a large organization. Early computers were all, in some sense, mainframes, because typically most organizations only had a single computer.		A '''mainframe''' is a very large computer with high performance, often large enough to provide all the computing capability for a large organization. Early computers were all, in some sense, mainframes, because typically most organizations only had a single computer.

	The first stage of the evolution of computers (up to the late 1960's) was making mainframes more powerful and capable: faster [[~~CPU~~]]s, more [[main memory]], larger [[secondary storage]] (originally tapes, later disks). Large mainframes at the end of this era would fill an entire computer room.		The first stage of the evolution of computers (up to the late 1960's) was making mainframes more powerful and capable: faster [[Central Processing Unit\|CPUs]], more [[main memory]], larger [[secondary storage]] (originally tapes, later disks). Large mainframes at the end of this era would fill an entire computer room.

	With the advent of minaturized circuitry (for example [[microprocessor]]s, physical		With the advent of minaturized circuitry (for example [[microprocessor]]s), physical size became a disadvantage, since it put a limit on system speeds, due to speed of light delays. Mainframes continued to exist, but became physically much smaller - often physically smaller than the larger [[minicomputer]]s of a previous era.
	size became a disadvantage, since it put a limit on system speeds, due to speed of light delays. Mainframes continued to exist, but became physically much smaller - often physically smaller than the larger [[minicomputer]]s of a previous era.

	Although legacy applications mean that mainframes continue to exist, their place is being taken by large groups of [[commodity system]]s networked together; typically [[personal computer]]s.		Although legacy applications mean that mainframes continue to exist, their place is being taken by large groups of [[commodity system]]s networked together; typically [[personal computer]]s.

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Jnc: A decent start

2016-12-19T17:10:06Z

A decent start

New page

A '''mainframe''' is a very large computer with high performance, often large enough to provide all the computing capability for a large organization. Early computers were all, in some sense, mainframes, because typically most organizations only had a single computer.

The first stage of the evolution of computers (up to the late 1960's) was making mainframes more powerful and capable: faster [[CPU]]s, more [[main memory]], larger [[secondary storage]] (originally tapes, later disks). Large mainframes at the end of this era would fill an entire computer room.

With the advent of minaturized circuitry (for example [[microprocessor]]s, physical
size became a disadvantage, since it put a limit on system speeds, due to speed of light delays. Mainframes continued to exist, but became physically much smaller - often physically smaller than the larger [[minicomputer]]s of a previous era.

Although legacy applications mean that mainframes continue to exist, their place is being taken by large groups of [[commodity system]]s networked together; typically [[personal computer]]s.