CCST Network Cables and Connectors 2

Question 1

What is the maximum cable length for Cat 6a Ethernet before signal degradation?

Accepted Answer

100 meters

Answer

Cat 6a supports 100 meters at full 10 Gbps, the same limit as Cat 5e and Cat 6.

Question 2

Which fiber optic cable type uses a larger core and is for shorter distances?

Accepted Answer

Multimode fiber

Answer

Multimode fiber has a larger core (50/62.5 micrometers) for shorter distances up to ~550m for 10G.

Question 3

What is the primary advantage of STP cable over UTP?

Accepted Answer

Better protection against electromagnetic interference (EMI)

Answer

STP includes metallic shielding protecting against EMI from electrical equipment and other cables.

Question 4

Which fiber connector features a push-pull latching mechanism and small form factor?

Accepted Answer

LC (Lucent Connector)

Answer

LC connectors use push-pull latching with a 1.25mm ferrule, dominant in modern data center installations.

Question 5

What distinguishes a crossover cable from a straight-through cable?

Accepted Answer

Crossover cables swap transmit and receive pairs at one end for connecting similar devices

Answer

A crossover cable reverses TX/RX pairs to enable direct communication between like devices.

(CCST) Cisco Certified Support Technician Practice Test