Computers

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Computers are key components of the world of today. They play a very important role in education, business, economic, and many other fields.
Let's get to know more about them!

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Computers

  1. 1. Computers….and…more
  2. 2. A programmable device Carries out specific tasks Arithmetic & mathematic operations Sequences of processes
  3. 3. Electronic devices Input peripherals Output Mixed peripherals Storage Memories Central Processing Unit or CPU • Executes a series of instructions • Integrated circuits • • • • • • •
  4. 4. Interfaces Programs Applications OS Resources Connection with equipment Is a set of programs that serve as intermediary between the user and the hardware
  5. 5. TYPES OF OS SINGLE TASK MULTI USER MULTI TASK SINGLE USER
  6. 6. Convenient Efficient Organized In constant evolution Versitile Changing Adaptable
  7. 7. Facilitates communication Sharing files, information… Share computer resources Programming
  8. 8. NETWORKS
  9. 9. Scale: WAN, LAN, PAN, CAN, BN (backbone), VPN (virtual private)… Connection:home PNA, Ethernet, line… Services: pubic or private Topology: tree, ring, star, bus…. Protocol: net & protocol…

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