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Computer Networks Basics
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Computer Networks Basics

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Questions and Answers

What is the main function of a computer network?

  • To establish a cohesive architecture for computer systems
  • To connect and share information between computers and devices (correct)
  • To physically connect computer and communication devices
  • To classify different types of computer networks

    • Which are examples of things that computer networks are used for?

  • Sharing devices, files, and software (correct)
  • Connecting communication devices, sharing printers, and accessing information easily
  • Establishing cohesive architecture, sharing software, and maintaining information
  • Communicating using email, video, and instant messaging

    • What are the two popular architectures for computer networks mentioned in the text?

  • TCP/IP and Bluetooth architectures
  • Ethernet and Wi-Fi architectures
  • ISO Open Systems Interconnection (OSI) and IBM's Systems Network Architecture (SNA) (correct)
  • LAN and WAN architectures

    • How can computer networks be classified based on geographical span?

    <p>Spanned across a table and among Bluetooth enabled devices</p> Signup and view all the answers

    What type of network can cover the whole world?

    <p>Public network</p> Signup and view all the answers

    Which device connects networks to other networks and acts as dispatchers?

    <p>Routers</p> Signup and view all the answers

    How does a bus-like structured network appear geographically?

    <p>Devices are connected to a single medium but are geographically disconnected</p> Signup and view all the answers

    What uniquely identifies a device's network connection with a network-assigned IP address?

    <p>Layer 3 router</p> Signup and view all the answers

    In what type of architecture do two systems reside at the same level and are called peers?

    <p>Peer-to-peer</p> Signup and view all the answers

    What specialized device connects devices to networks without the use of cables?

    <p>Access points</p> Signup and view all the answers

    What is the primary function of a computer network?

    <p>Allowing network users to access and maintain information easily</p> Signup and view all the answers

    Which classification factor is used to categorize computer networks based on geographical span?

    <p>Geographical span</p> Signup and view all the answers

    What are some examples of things that computer networks are used for?

    <p>Sharing printers, scanners, and photocopiers</p> Signup and view all the answers

    What are some popular architectures for computer networks mentioned in the text?

    <p>ISO Open Systems Interconnection (OSI)</p> Signup and view all the answers

    What type of network architecture involves one or more systems acting as servers and other systems making requests to the server?

    <p>Client-Server</p> Signup and view all the answers

    How are devices in a mesh network connected?

    <p>Every single device can be connected to every other device on the network</p> Signup and view all the answers

    What is the main function of a router in a computer network?

    <p>Connects networks to other networks and acts as dispatchers</p> Signup and view all the answers

    What type of network architecture involves two systems residing at the same level and being called peers?

    <p>Peer-to-Peer</p> Signup and view all the answers

    How does a bus-like structured network appear geographically?

    <p>Geographically disconnected</p> Signup and view all the answers

    What is the primary function of switches in computer networks?

    <p>Internally secure computers, printers, servers, and other devices</p> Signup and view all the answers

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