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  1. Mainframe computer - Wikipedia

    A mainframe computer, informally called a mainframe, maxicomputer, [1][2] or big iron, [3] is a computer used primarily by large …

  2. What is a mainframe? - IBM

    Mainframe systems are computers able to process billions of calculations and transactions in real time, securely and reliably.

  3. Mainframestechhelp | Complete Mainframe Tutorials

    MainframesTechHelp - Best Online Mainframe Tutorials MainframesTechHelp started with a concept of delivering online content with …

  4. What is a Mainframe - Mainframe Explained - AWS

    A mainframe is a large computer that runs critical business applications requiring a significant amount of processing power. Banks …

  5. What is a Mainframe Computer? - GeeksforGeeks

    Jul 12, 2025 · Mainframe computers are a type of computer designed for high throughput, which means processing data as fast as …

  6. IBM mainframe - Wikipedia

    IBM mainframe ... IBM mainframes are large computer systems produced by IBM since 1952. During the 1960s and 1970s, IBM …

  7. The IBM mainframe: How it runs and why it survives

    Jul 24, 2023 · Mainframe computers are often seen as ancient machines—practically dinosaurs. But mainframes, which are purpose …

  8. Mainframe Architecture

    The mainframe system architecture is a complex, highly scalable, and secure structure to handle large-scale processing of …

  9. What is a mainframe? It's a style of computing - IBM

    A mainframe is the central data repository, or hub, in a corporation's data processing center, linked to users through less powerful …

  10. Mainframe Tutorials - TutorialsPoint

    Learn Mainframe with 6 free tutorials. Mainframe tutorials covering all topics from beginner to advanced level at Tutorials Point.