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SK0-004 · Question #53

A server technician has been tasked with purchasing cables and connectors for a new server room. The server room consists of one switch, two servers, and one IP telephone. Which of the following…

The correct answer is B. Straight through Ethernet cable and RJ-45 connectors. Modern server room equipment including switches, servers, and IP phones all use Ethernet networking, requiring straight-through cables with RJ-45 connectors.

Server hardware installation and management

Question

A server technician has been tasked with purchasing cables and connectors for a new server room. The server room consists of one switch, two servers, and one IP telephone. Which of the following types of cables and connectors should the technician purchase?

Options

  • ACoaxial cable and BNC connectors
  • BStraight through Ethernet cable and RJ-45 connectors
  • CSilver satin and RJ-11 connectors
  • DCrossover Ethernet cable and RJ-11 connectors

How the community answered

(35 responses)
  • A
    3% (1)
  • B
    89% (31)
  • C
    6% (2)
  • D
    3% (1)

Why each option

Modern server room equipment including switches, servers, and IP phones all use Ethernet networking, requiring straight-through cables with RJ-45 connectors.

ACoaxial cable and BNC connectors

Coaxial cable with BNC connectors was used in older 10Base2 and 10Base5 Ethernet networks and is not used in modern switched server room environments.

BStraight through Ethernet cable and RJ-45 connectorsCorrect

Straight-through Ethernet cables with RJ-45 connectors are the standard for connecting unlike devices such as servers, switches, and IP phones in a network environment. Straight-through cables are used when connecting end devices to a switch or router, which is the topology described. RJ-45 is the correct 8-pin connector used for all Ethernet-based network connections.

CSilver satin and RJ-11 connectors

Silver satin cable with RJ-11 connectors is used for analog telephone lines and modem connections, not for Ethernet network devices.

DCrossover Ethernet cable and RJ-11 connectors

Crossover cables are used to connect two like devices directly without a switch, and RJ-11 is a telephone connector, not the correct connector for Ethernet networking.

Concept tested: Ethernet cable types and connector standards

Source: https://www.cisco.com/c/en/us/support/docs/lan-switching/ethernet/12780-ethernet-cables.html

Topics

#Ethernet cabling#RJ-45#straight-through cable#network infrastructure

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