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 (A)</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 (C)</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 (D)</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 (D)</p> Signup and view all the answers

What flag is used in connection establishment and session termination?

<p>ACK (C)</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 (A)</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 (C)</p> Signup and view all the answers

What is a key feature of TCP's reliability?

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

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

<p>FIN (A)</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 (D)</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 (C)</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 (A)</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 (B)</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 (C)</p> Signup and view all the answers

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

<p>Physical address (A)</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 (A)</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 (B)</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 (D)</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 (A)</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 (A)</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 (B)</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 (B)</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 (A)</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 (A)</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 (D)</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 (C)</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 (C)</p> Signup and view all the answers

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