Network Interface Card (NIC) and Components in a Network Quiz
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Questions and Answers

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

  • Acting as a firewall to prevent unauthorized access
  • Converting data packets from one protocol to another (correct)
  • Assigning IP addresses to devices
  • Connecting LANs to WANs using fiber optic cable

    • In networking, what is the purpose of a network gateway?

  • To assign unique IP addresses to all devices
  • To act as a bridge connecting LANs and WANs
  • Converting data packets from one protocol to another (correct)
  • To provide secure access control as a firewall

    • What type of cable is commonly used in wired networks and has 2 separate insulated wires twisted around each other?

  • Twisted pair cable (correct)
  • Ethernet cable
  • Fiber optic cable
  • Coaxial cable

    • Which device typically assigns devices with unique IP addresses in a network?

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

    What is NOT a typical function of a router in a network?

    <p>Assigning local IP addresses to devices</p> Signup and view all the answers

    Which component can also act as routers, firewalls, or servers in a network setup?

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

    What type of network component connects one LAN to another LAN using the same protocol?

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

    How do bridges determine the correct destination for data packets they receive?

    <p>By analyzing MAC addresses</p> Signup and view all the answers

    Which wireless network component effectively creates a wireless LAN by connecting devices to the network?

    <p>Access Point (WAP)</p> Signup and view all the answers

    What is the primary purpose of a network gateway?

    <p>To join different LANs together</p> Signup and view all the answers

    Why do larger organizations often deploy multiple Wireless Access Points (WAPs) throughout their buildings?

    <p>To improve wireless signal strength and coverage</p> Signup and view all the answers

    How do bridges handle data packets destined for different parts of a segmented LAN?

    <p>Forward them 'across the bridge' to the correct part of the LAN</p> Signup and view all the answers

    What is the main function of a network interface card (NIC) in a computer system?

    <p>To assign a unique MAC address to the device</p> Signup and view all the answers

    How does a hub differ from a switch in terms of data distribution?

    <p>Hubs send data packets to every computer in the network.</p> Signup and view all the answers

    What is a unique feature of a wireless network interface card (WNIC) compared to a standard NIC?

    <p>WNICs can connect devices without physical cables.</p> Signup and view all the answers

    Which networking component performs the function of efficiently distributing data packets within a network?

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

    What role does a MAC address play in the networking context?

    <p>Identifying a device uniquely on a network</p> Signup and view all the answers

    In terms of security and bandwidth efficiency, why are switches preferred over hubs in networking setups?

    <p>Switches isolate data transmissions to specific devices.</p> Signup and view all the answers

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