Networking: Compare and contrast network architecture devices, their functions, and features

Question 1

What is the purpose of PoE?

Answer 1

Power over Ethernet (PoE) allows an Ethernet connection to be used as both a network and power connection

Question 2

What term is the most commonly used to describe equipment that creates a demilitarized zone?

Answer 2

Firewall

Question 3

Which hardware device operates at the physical layer of the Open Systems Interconnection (OSI) model to connect computers in a network?

Answer 3

Hub

A hub operates at the Physical layer (Layer 1) of the OSI model

Question 4

Which device is also known as a base station?

Answer 4

Access point (AP)

An access point is used to connect a wireless network to a wired network

Question 5

_____ occurs at OSI Layer 3 (the Network layer)

Answer 5

Routing

Question 6

Which hardware device operates at the data-link layer of the Open Systems Interconnection (OSI) model (Layer 2) and ensures that data is delivered only to the destination point?

Answer 6

Switch

Provides network connectivity to computers connected to the switch

A switch enhances the network connectivity and performance to reduce network traffic by forwarding the data packets only to the destination port