VDV Network Systems Integration 2

Question 1

Which protocol is used to automatically assign IP addresses to devices on a network?

Accepted Answer

DHCP

Answer

DHCP (Dynamic Host Configuration Protocol) automatically assigns IP addresses and other network configuration parameters to devices.

Question 2

What is the maximum cable length for a standard Cat6 horizontal run in a structured cabling system?

Accepted Answer

90 meters

Answer

TIA-568 standards specify a maximum horizontal cable run of 90 meters, leaving 10 meters for patch cords at each end for a total channel length of 100 meters.

Question 3

In a converged network carrying voice, data, and video, which QoS mechanism prioritizes time-sensitive traffic?

Accepted Answer

802.1p traffic marking

Answer

802.1p defines class-of-service markings in the Ethernet frame header to prioritize latency-sensitive traffic like voice and video.

Question 4

What device connects multiple network segments and uses MAC addresses to forward frames only to the correct port?

Accepted Answer

Switch

Answer

A network switch maintains a MAC address table and forwards Ethernet frames only to the port associated with the destination MAC address.

Question 5

Which fiber optic connector type uses a push-pull latching mechanism and is commonly used in data centers?

Accepted Answer

LC

Answer

The LC (Lucent Connector) uses a push-pull latch and its small form factor makes it ideal for high-density data center environments.

(VDV) Voice Data Video Technician Certified Practice Test

(VDV) Voice Data Video Technician Certified Practice Test

VDV Network Systems Integration 2