Primarily âmainframeâ referred to the large cabinets which housed the Central Processing Unit and the main memory. Definition of mainframe computer in the Definitions.net dictionary. Mainframe computers have the size of a refrigerator. A mainframe computer got its name because the earliest ones were housed in large metal frames. In the hierarchy that starts with a simple microprocessor (in watches, for example) at the bottom and moves to supercomputers at the top, mainframes are just below supercomputers. The mainframe computer definition translates as a type of giant computer designed to process bulk data such as a large number of records or transactions. Those types of computers are used as centralized business computers. At their core, mainframes are high-performance computers with large amounts of memory and processors that process billions of simple calculations and transactions in real time. They accepted punched cards and paper tape to transfer data. The computing Performance of a "supercomputer" is measured very high as compared to a general purpose computer. "Midrange computer" is a loosely defined term for a computer system that is more powerful than a general-purpose personal computer but less powerful than a full-size mainframe computer. In most instances, a midrange computer is employed as a network server when there are a small to medium number of client systems. One security package (RACF, in most cases) protects one operating system kernel. A mainframe computer is smaller than a supercomputer. What Is Mainframe Computer? IBM says, âToday, mainframe computers play a central role in the daily operations of most of the worldâs largest corporations. While other forms of computing are used extensively in business in various capacities, the mainframe occupies a coveted place in todayâs e-business environment. Mainframes can run uninterrupted for tens of years. Most large-scale computer system architectures were established in the 1960s, but continue to evolve. Source: Wikipedia. Before 2000, these computers were big in size covering ⦠Definition of Mainframe Mainframe in English is a term of Information Technology that refers to the highest class of a computer consisting of several computers capable of performing many complex computing tasks in a very short period of time. On a mainframe, the same computer does everything. Information and translations of mainframe computer in the most comprehensive dictionary definitions resource on the web. A very large and expensive computer capable of supporting hundreds, or even thousands, of users simultaneously. Multiple terminals are used to input data and display results. Having read John Campbell's "What is a Mainframe", and having been asked this question myself many times I would like to propose a more illuminating definition. Definition of mainframe computer A mainframe computer is a large computer with hundreds of processors. in broad, the definition of mainframe computer can be described as a Mainframe Computer is a powerful computer having multiple user interfaces. What does mainframe computer mean? The supercomputer is the larger and fastest computer ever made. 1.2.2 Logging in to the Mainframe The mainframe is critical to commercial databases, transaction servers, and applications that require high resiliency, security, and agility. The computers generally have multiple processors, a ⦠The bulk data process takes place on the mainframe computer. Mainframe computer definition with their example types and uses what is a mainframe computer mainframe computer you what is a mainframe computer Whats people lookup in this blog: Mainframe Computer Definition Mainframes were introduced in the late 1950s, and at that time they were stored in huge metal cabinets in some central location within a company. The computing Performance of a supercomputer is measured in FLOPS (that is floating-point operations per second) instead of MIPS. First, however, some very brief biographical info. It can process a larger amount of smaller tasks quickly. Mainframe subsystems do everything else, as you can see in Figure 1.2. 01_0131738569_ch01i.qxd 12/3/07 10:53 AM Page 4. Meaning of mainframe computer. Definition: A supercomputer is the fastest computer in the world that can process a significant amount of data very quickly.
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