mainframe computer

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mainframe computer

A technician monitors the mainframe computer in the data center.

Definition
  1. Noun:
    • A large, powerful computer system: A mainframe computer is a large digital computer designed to serve many users simultaneously, typically supporting 100 to 400 users. It is known for its high reliability, security, and processing power for large-scale, critical applications.
    • A centralized computing resource: It often occupies a dedicated, air-conditioned room due to its size, power requirements, and need for a controlled environment.
Usage Examples
  • Noun:
    • The bank's core transactions are processed by a mainframe computer.
    • Early internet infrastructure relied heavily on mainframe computers.
    • The company is upgrading its mainframe computer to handle increased data loads.
Advanced Usage
  • "Legacy mainframe": Refers to an older mainframe computer system that is still in use, often running critical applications that are difficult to migrate.
    • The airline's booking system still runs on a legacy mainframe.
  • "Mainframe environment": Describes the specialized hardware, software, and operational setting required for these systems.
    • She is an expert in the mainframe environment.
Variants and Related Words
  • Mainframe (n): A common shortened form of "mainframe computer."
    • The data center houses several mainframes.
  • Server: A more modern, often smaller-scale computer that provides resources to other computers on a network. While related, servers and mainframes differ in architecture and scale.
  • Supercomputer: An extremely powerful computer focused on maximum processing speed for complex calculations, unlike a mainframe which prioritizes multi-user reliability and transaction processing.
Synonyms
  • Enterprise server: A modern term for a high-end server performing similar centralized functions.
  • Centralized computer: A descriptive term highlighting its role as a shared, central resource.
Related Phrases
  • "Mainframe computing": The practice of using mainframe computers.
    • Mainframe computing remains vital for many financial institutions.
  • "Off the mainframe": Refers to migrating applications or data away from a mainframe system.
    • The project's goal is to move the application off the mainframe and into the cloud.
mainframe computer

A technician monitors the mainframe computer in the data center.

Noun
  1. a large digital computer serving 100-400 users and occupying a special air-conditioned room

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