Deck 26: Fundamentals of Wireless Networks

Question 1

Wireless communication takes place over free space through the use of which type of signals?

A) Bluetooth
B) Electromagnetic
C) Radio frequency
D) Lightwave

Answer 1

Radio frequency

Question 2

Which standard must wireless devices adhere to?

A) IEEE 802.11
B) IEEE 802.1
C) IEEE 802.3
D) IEEE 802.14

Answer 2

IEEE 802.11

Question 3

Wired Ethernet is based on which IEEE standard?

A) IEEE 802.11
B) IEEE 802.1
C) IEEE 802.3
D) IEEE 802.14

Answer 3

IEEE 802.3

Question 4

When referring to wireless networks, membership in a BSS is known as which of the following?

A) Partnership
B) Association
C) Neighbor
D) Pair

Question 5

A basic service set (BSS) is bounded by the area in which the access point's signal is usable. What is this area known as?

A) Basic service area (BSA)
B) Wireless service area (WSA)
C) Basic service reach (BSR)
D) Wireless service reach (WSR)

Question 6

Access points all have a unique identifier based upon the MAC address of the access point. What is this unique identifier known as?

A) BSS
B) SSID
C) BSSID
D) ESS

Question 7

The IEEE 802.11 standard refers to the upstream wired Ethernet as the _______ for the wireless BSS.

A) Upstream system
B) Distribution connection
C) Ethernet retrieval
D) Distribution system

Question 8

What is the term used to describe when access points are placed at multiple geographical locations and interconnected by a switched infrastructure?

A) Basic service set
B) Extended service set
C) Geographical service set
D) Enhanced service set

Question 9

A user has a laptop so that she can freely move around the office building and work in difference locations. As the user walks through the building, her device immediately connects to the closest access point. What is this known as?

A) Wireless passing
B) Swapping
C) Hopping
D) Roaming

Question 10

Which of the following describes an IBSS?

A) A network in which multiple access points are spread throughout multiple geological locations.
B) A network in which two or more wireless devices connect to each other directly, with no other means of network connectivity.
C) A network which contains a single access point.
D) A network in which only certain devices have authorization to connect to the wireless network.

Question 11

An engineer needs to add an additional access point to extend the range of their wireless network. However, it's not possible to run a wired network cable to the new access point. What could this engineer do so that the new wireless access point doesn't require a wired connection to the access point?

A) There is no way to make this scenario work without the engineer being able to provide a wired connection to the access point.
B) Configure the access point to use IBSS.
C) Configure the access point to operate in repeater mode.
D) Use a workgroup bridge to connect the two access points.

Question 12

What is the max data rate for the 802.11n standard?

A) 2 Mbps
B) 54 Mbps
C) 600 Mbps
D) 6.93 Gbps