CompTIA A+ 220-1001: Networking

 

Question:

Which statements best describe the difference between a hub and a bridge?

• Hubs send incoming data out over all other ports, bridges do not
• Hubs operate at Layer 1 of the OSI model, bridges operate at Layer 2
• Hubs come in Active and Passive varieties, bridges do not

Question

:

Which characteristics of a cable modem distinguish it from other modems?

• They use cable TV lines
• They are always on

Question

:

A patch-panel can best be thought of in which manner?

• A centralized termination point for extensions of network cables

Question

:

Which option best describes the process of devices such as Wi-Fi access points reporting their usage and status information to a cloud-based management point?

• Backhaul

Question

:

Which characteristics of a switch can be advantageous to network deployment?

• They improve network performance by regulating the flow of traffic
• They increase network performance by reducing collisions

Question

:

Which statements best describe the characteristics of a router?

• They operate at Layer 3 of the OSI model
• They connect multiple networks together
• They isolate networks from each other and do not forward broadcast packets

Question

:

Which scenario would best equate to a full-duplex transmission?

• Two people arguing with each other

Question

:

Repeaters and extenders for both wired and wireless networks operate at which layer of the OSI model?

• Layer 1

Question

:

Which devices would most likely require Power over Ethernet (PoE)?

• A security camera
• A Wi-Fi access point

Question

:

Ethernet over power can sometimes be used as an alternative to which networking implementation?

• Wi-Fi

Question

:

Which term is used to describe a disguised system that appears to be of interest or value to lure an attacker?

• Honeypot