L1. Physical Communication Infrastructure

100 m

According to 10BaseT wiring rules, what is the maximum segment length without a repeater?

Half-duplex

In data networking, this term is defined as "Signals may flow in either direction, but not simultaneously".

Wiring closet

In what part of a building would you typically find punch-down blocks?

Media Access Control address (MAC)

This unique ID number is coordinated by the Institute of Electrical and Electronics Engineers and is used by only one network interface card anywhere in the world.

The one with a higher clock speed

Two CPUs have the same size data bus. Which one will process data faster?

Frequency

What term describes the number of wave crests that pass a fixed point during a particular period of time?

The boundary between the core and the cladding

When light travels through a fiber-optic cable, the change in refractive index causes the light to refract off which of the following?

Backup and recovery utilities

Which is a network management and utility software that is typically used by network administrators and information systems personnel when the network is unused or lightly used, often in the middle of the night?

10Base5 cable

Which of the following is also called "Thicknet" or "yellow wire" and includes two layers of foil shielding's as well as an additional copper mesh shield?

Single-mode fiber

Which of the following requires a laser transmitter?