Copper Cabling: Advantages and Limitations
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Questions and Answers

What is a major advantage of copper cabling?

  • Inexpensive (correct)
  • High resistance to electrical current flow
  • High susceptibility to electromagnetic interference
  • Difficult to install
  • What is a limitation of copper cabling due to the length of the electrical signal?

  • Electromagnetic interference
  • Crosstalk
  • Amplification
  • Attenuation (correct)
  • What is used to mitigate electromagnetic interference and radio frequency interference in some copper cables?

  • Coaxial cables
  • Unshielded twisted pairs
  • Twisting opposing circuit pair wires
  • Metallic shielding (correct)
  • What is the primary function of the outer jacket in Unshielded Twisted-Pair (UTP) cabling?

    <p>To protect the copper wires from physical damage</p> Signup and view all the answers

    What is a key characteristic of Shielded Twisted Pair (STP) cabling compared to Unshielded Twisted-Pair (UTP) cabling?

    <p>It has better noise protection</p> Signup and view all the answers

    What is the primary use of Unshielded Twisted-Pair (UTP) cabling?

    <p>To interconnect hosts with intermediary network devices</p> Signup and view all the answers

    What is the purpose of the three-way handshake in TCP?

    <p>To verify the destination device's presence and service availability</p> Signup and view all the answers

    What flag is used in connection establishment and session termination?

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

    What happens when the server sends a FIN to the client?

    <p>The client responds with an ACK</p> Signup and view all the answers

    What is the purpose of the SYN flag in TCP?

    <p>To synchronize sequence numbers in connection establishment</p> Signup and view all the answers

    What is a key feature of TCP's reliability?

    <p>Guaranteed and ordered delivery</p> Signup and view all the answers

    What flag is used to indicate that no more data will be sent?

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

    What is the primary purpose of the Collision Detection Process in CSMA/CD?

    <p>To detect and handle signal collisions</p> Signup and view all the answers

    What is the main difference between CSMA/CD and CSMA/CA?

    <p>CSMA/CD uses collision detection, while CSMA/CA uses collision avoidance</p> Signup and view all the answers

    What is the function of the header in a data link frame?

    <p>It contains the physical address of the destination device</p> Signup and view all the answers

    How do devices in a CSMA/CA network avoid collisions?

    <p>By including the time duration needed for the transmission</p> Signup and view all the answers

    What is the primary function of a switch in a LAN?

    <p>To learn which MAC addresses are connected to each port</p> Signup and view all the answers

    What is the term for the address used in the frame header?

    <p>Physical address</p> Signup and view all the answers

    What is the primary purpose of a Link-local Address (LLA) in an IPv6-enabled device?

    <p>To communicate with other devices on the same local link</p> Signup and view all the answers

    What is the function of the Global Routing Prefix in an IPv6 Global Unicast Address?

    <p>It is assigned by the provider and is the prefix or network portion of the address</p> Signup and view all the answers

    What is the purpose of the Router Advertisement (RA) message in IPv6?

    <p>To inform hosts on how to obtain an IPv6 GUA</p> Signup and view all the answers

    What is the command to configure an IPv6 Global Unicast Address on an interface?

    <p>ipv6 address prefix-length</p> Signup and view all the answers

    What is the difference between a Global Unicast Address (GUA) and a Link-local Address (LLA) in IPv6?

    <p>A GUA is globally unique and routable, while an LLA is not routable and confined to a single link</p> Signup and view all the answers

    What is the purpose of the Router Solicitation (RS) message in IPv6?

    <p>To solicit IPv6 routers from host devices</p> Signup and view all the answers

    What type of devices are considered end-user devices in an IP addressing scheme?

    <p>Computers and mobile phones</p> Signup and view all the answers

    What is the main benefit of redundancy in a small network?

    <p>To eliminate single points of failure</p> Signup and view all the answers

    What is the purpose of priority queuing in a small network?

    <p>To prioritize real-time traffic, such as voice and video</p> Signup and view all the answers

    What type of software programs or processes provide access to the network?

    <p>Network Applications and Application Layer Services</p> Signup and view all the answers

    What is the function of network protocols in a small network?

    <p>To support the applications and services used by employees</p> Signup and view all the answers

    What is the purpose of quality of service (QoS) in a small network?

    <p>To prioritize network traffic</p> Signup and view all the answers

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