mainframe

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Related to mainframe computer: personal computer, Mini Computer

mainframe

a large-scale COMPUTER with big data-storage facilities which is often accessible simultaneously from many terminals. Mainframe computers are used by large data-processing departments in businesses for sales and purchase ledger record-keeping, etc.

As MICROCOMPUTERS and MINICOMPUTERS become more powerful in terms of data-processing, speed and data-storage capacity, the distinction between the three types of computer has become blurred.

References in periodicals archive ?
Specifically, mainframe computers were obsolete in a variety of ways.
The extent of computing facilities in the corporations was assessed by several questions: owning a mainframe computer, having access to a mainframe computer, owning personal computers, having access to personal computers, if the personal computers are linked together, and whether the personal computers are linked to the mainframe.
He claimed that he had fully satisfied the systems requirements document since the AS/RS clearly interfaced with the mainframe computer.
Available in 9-track reels or on 3480 cartridge, the tapes are used to load the data onto a mainframe computer system.
Computers in the Program Evaluation Office are connected directly to the mainframe computer. SPSS made it possible to upload and download data without having to redefine variables on either system.
This is especially handy when working with a mainframe computer. These programs can be obtained from any computer "user" group.
Her explanations of the dominance of large firms in the mainframe computer industry" and the semiconductor industry from the late 1970s remind me of the explanations given for the rise of big business in some fields of heavy industry by Alfred D.
Unless you are using a mainframe computer, the level of risk for data loss and theft from unauthorized access is growing daily.
According to Australian customs officials, on 27 August 2003 two mainframe computer servers were stolen from the airport's customs cargo processing and intelligence centre.
The Norwegian IT group EDB Business Partner ASA said today (20 December) that its subsidiary EDB Unigrid had signed an agreement to take over the operation of the Swedish oil company Preem Petroleum AB's mainframe computer operations.
The service is being powered by a new mainframe computer, installed at the Atherstone HQ, which can process 1.3 bil-lion instructions a second.
The changes started about a decade ago, when the personal computer began to supplant the mainframe computer. The desktop machine was suddenly available at the right price and with enough computational power to make it an essential business tool--streamlining manual processes, managing data and exchanging knowledge.