Network Devices & Terms

Question 1

End-user “host” or “client” devices

Answer 1

Workstation

Question 2

Dumb Layer 1 Device used for wired network access with high collisions

Answer 2

Hub

Question 3

Smart Layer 2 Device used for wired network access with few or no collisions

Answer 3

Switch

Question 4

Layer 3 device that separates networks apart or connects networks together

Answer 4

Router

Question 5

Passive Monitoring System

Answer 5

IDS

Question 6

Middle man server that makes a request on behalf of clients

Answer 6

Proxy Server

Question 7

Security device used to filter network traffic

Answer 7

Firewall

Question 8

Device used to broadcast and connect devices wirelessly

Answer 8

AP/WAP

Question 9

Active Monitoring System

Answer 9

IPS

Question 10

Gives the device and ethernet port, usually built in.

Answer 10

Network Interface Card (NIC)

Question 11

Interference that can degrade wireless and cable signals

Answer 11

Electro-Magnetic Interference (EMI)

Question 12

Border Network that allows public access to some resources.

Answer 12

Perimeter Network (DMZ)

Question 13

Private Internal Network

Answer 13

Intranet

Question 14

Business to Business Network

Answer 14

Extranet

Question 15

In-between network used to link other networks together

Answer 15

Internet

Question 16

consists of a series of computers linked together to form a network in a circumscribed location.

Answer 16

Local Area Network (LAN)

Question 17

a large computer network that connects groups of computers over large distances

Answer 17

Wide Area Network (WAN)

Question 18

Specific type of Local Area Network used for less than 10 computers

Answer 18

SOHO

Question 19

Small Network consisting of Wi-Fi, Bluetooth connectivity

Answer 19

Personal Area Network (PAN)

Question 20

Protocols used for secure web traffic and lightweight VPN connections

Answer 20

Secure Socket Layer (SSL) / Transport Layer Security (TLS)

Question 21

Configuration Settings on a Switch that creates network segmentation

Answer 21

Virtual Local Area Network (VLAN)

Question 22

Secure Tunnel Connection Used over public networks for remote access

Answer 22

Virtual Private Network (VPN)

Question 23

Light weight Client Service VPN (i.e. Web-browser based)

Answer 23

SSL VPN

Question 24

IPSec encrypted Host-Network VPN (Host Device Based)

Answer 24

L2TP/IPSec VPN

Question 25

Layer 2 Address associated with the Network Interface Card

Answer 25

MAC Address

Question 26

Reduces collisions in a wireless transmission

Answer 26

CSMA: CA (Collision Avoidance)

Question 27

Reduces Collisions in a wired transmission

Answer 27

CSMA: CD (Collision Detection)

Question 28

One way communication method with collision potential

Answer 28

Half-Duplex

Question 29

Two-Way Simultaneous communication with no collision potential

Answer 29

Full-Duplex

Question 30

Used to give bandwidth priority to services through different mechanisms or technology

Answer 30

Quality of Service (QoS)

Question 31

Used in IPSec for encryption

Answer 31

Internet Exchange Key (IKE)

Question 32

One way communication in fiber cabling often used for longer distances

Answer 32

Single Mode Fiber

Question 33

Two-Way Communication in Fiber Cabling

Answer 33

Multi Mode Fiber