Computer Networks Overview

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Questions and Answers

What is the main purpose of a computer network?

  • To facilitate sharing of resources among network nodes (correct)
  • To provide access to peripheral devices
  • To enable communication between different types of devices
  • To establish secure internet connections

Which type of network technology can be used to form interconnections between nodes in a computer network?

  • Wireless technologies only
  • Optical technologies only
  • Wired technologies only
  • A combination of wired, optical, and wireless technologies (correct)

What is the purpose of a communication protocol in a computer network?

  • To provide power to the networking hardware
  • To establish physical connections between devices
  • To define common rules for sharing resources
  • To ensure secure data transmission over the network (correct)

Which technology is used by Voice over Internet Protocol (VoIP) for transmitting voice signals over a computer network?

<p>Internet Protocol (IP) (B)</p> Signup and view all the answers

What scenario may require simultaneous access in a business setting?

<p>Several workers needing to use the same data concurrently (C)</p> Signup and view all the answers

Which feature of computer networks facilitates easier data backup?

<p>Shared peripheral devices (D)</p> Signup and view all the answers

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