TYPES OF DIGITAL COMPUTER

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TYPES OF DIGITAL COMPUTERS

• There are four Types of Digital Computer in terms
  of size, power and speed.

1. Supercomputer
2. Mainframe Computer
3. Minicomputer
4. Microcomputer

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MICROCOMPUTER

• A microcomputer is a small, relatively
  inexpensive computer with a microprocessor as its
  central processing unit (CPU). It includes a
  microprocessor, memory and input/output devices.
• Also known as personal computer.
• Includes workstations, desktops, servers,
  laptops, notebook.
• Examples are the IBM pc, Apple Macintoshes, Dell.

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MINICOMPUTER

• Minicomputer emerged in the mid-1960s and were
  first developed by IBM Corporation.
• This computer fills the space between the
  mainframe and microcomputer.
• This may also be called a mid-range computer.
• Minicomputer may contain one or more processors,
  support multiprocessing and tasking, and
  generally resilient to high workloads.
• Examples are DECS, VAX, RANGE.

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SUPERCOMPUTER

• The biggest in size, the most expensive in price
  than any other is classified and known as
  supercomputer.
• It can process trillions of instructions in
  seconds, this computer is neither used as a PC in
  a home nor student in college.
• This is special purpose computer, most govt.
  institution use this type of computer for their
  different calculation and heavy job, different
  industries use this huge computer for designing
  the products.

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MAINFRAME COMPUTER

• Mainframe computer is a large, expensive,
  powerful computer that can handle hundreds or
  thousand of clients at a same time.
• Mainframes store huge amounts of data,
  instructions, and information.
• Large Corporations or government agencies that
  handle a high volume of data.
• For example, an airlines use mainframe to handle
  airlines reservations, banks manage customer
  accounts.
• Usually store in aspecial secure rooms that have
  a control climate.

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www.pskitservices.com
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