QUESTION 8

Increasing data capacity (i.e., throughput) on an 802.3 LAN using UTP can be done by:

a. Increasing wire gauge (e.g., go from Cat5e to Cat6 or 7)

b. Adopting a line coding technique with a higher M

c. Enabling both transmit and receive on a single wire pair using magnetic hybrid technology

d. All of the above

Select the correct statement(s) regarding channelized T-1 carriers.

		a. Channelized T-1 carriers support 24 DS0s
		b. Channelized T-1 carrier support 24 64kbps channels
		c. Each frame of a T-1 carrier is made up of 193 bits
		d. All of the above are correct

SONET is the standard describing optical signals over SMF, while SDH is the standard that describes optical signals over MMF fiber.

True

False

Select the correct statement(s) regarding SONET and SDH.

		a. STS describes the SONET electrical signal, while STM describes the SDH electrical signal
		b. OC describes the optical signal on both SONET and SDH
		c. An STS-3 equals an STM-1, which is 155.52 Mbps
		d. All of the above are correct A SONET network can be supported using WDM (i.e., SONET over WDM).