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Wireless Networking Quiz Flashcards

1
Q

Which of the choices listed below would allow for setting up three Wireless Access Points (WAPs) on non-overlapping channels?

1
5
6
9
11

A

1
6
11

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2
Q

The IEEE 802.11a standard specifies a channel bandwidth of:
10 MHz
20 MHz
22 MHz
40 MHz

A

20 MHz

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3
Q

Which of the answers listed below refers to a channel bandwidth used in 802.11b networks?
20 MHz
22 MHz
40 MHz
80 MHz

A

22 MHz

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4
Q

The IEEE 802.11g standard specifies a channel bandwidth of:
20 MHz
22 MHz
40 MHz
80 MHz

A

20 MHz

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5
Q

The IEEE 802.11n standard specifies available channel bandwidth options of: (Select 2 answers)

20 MHz
22 MHz
40 MHz
80 MHz
160 MHz

A

20 MHz
40 MHz

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6
Q

The IEEE 802.11ac standard specifies a maximum channel bandwidth of up to:

80 MHz
160 MHz
240 MHz
320 MHz

A

160 MHz

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7
Q

Which of the following answers refers to the IEEE 802.11ax maximum channel bandwidth?

80 MHz
160 MHz
240 MHz
320 MHz

A

160 MHz

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8
Q

Which of the following answers refers to the new feature introduced with the IEEE 802.11ac standard?

Multiple Input / Multiple Output (MIMO)

40 MHz channel width

Multi-User MIMO (MU-MIMO)

Maximum data signaling rate of up to 600 Mbps

A

Multi-User MIMO (MU-MIMO)

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9
Q

Which of the answers listed below refer to the characteristic features of the IEEE 802.11a wireless standard? (Select 3 answers)

Maximum data signaling rate of 54 Mbps

5.0 GHz frequency band

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

2.4 GHz frequency band

Maximum data signaling rate of 11 Mbps

Carrier Sense Multiple Access / Collision Detection (CSMA/CD) network access method

A

Maximum data signaling rate of 54 Mbps

5.0 GHz frequency band

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

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10
Q

Which of the following answers refer to the IEEE 802.11b wireless standard? (Select 3 answers)

Maximum data signaling rate of 54 Mbps

5.0 GHz frequency range

Carrier Sense Multiple Access / Collision Detection (CSMA/CD) network access method

2.4 GHz frequency range

Maximum data signaling rate of 11 Mbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

A

2.4 GHz frequency range

Maximum data signaling rate of 11 Mbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

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11
Q

What are the characteristics of the IEEE 802.11g wireless standard? (Select 3 answers)

Carrier Sense Multiple Access / Collision Detection (CSMA/CD) network access method

Maximum data signaling rate of 54 Mbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

2.4 GHz frequency range

Maximum data signaling rate of 11 Mbps

5.0 GHz frequency range

A

Maximum data signaling rate of 54 Mbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

2.4 GHz frequency range

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12
Q

The characteristic features of the IEEE 802.11n (WiFi 4) wireless standard include: (Select all that apply)

Multiple Input / Multiple Output (MIMO) ( Missed)
Maximum data signaling rate of 54 Mbps

2.4 GHz frequency band

Carrier Sense Multiple Access / Collision Detection (CSMA/CD) network access method

5.0 GHz frequency band

Multi-User Multiple Input / Multiple Output (MU-MIMO)

Maximum data signaling rate of up to 600 Mbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

Maximum data signaling rate of up to 3.39 Gbps

A

Multiple Input / Multiple Output (MIMO)

2.4 GHz frequency band

5.0 GHz frequency band

Maximum data signaling rate of up to 600 Mbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

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13
Q

Which of the following answers refers(s) to the feature(s) of the IEEE 802.11ac (WiFi 5) wireless standard? (Select all that apply)

Maximum data signaling rate of up to 3.39 Gbps

5.0 GHz frequency band

Carrier Sense Multiple Access / Collision Detection (CSMA/CD) network access method

Maximum data signaling rate of up to 6.933 Gbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

Multi-User Multiple Input / Multiple Output (MU-MIMO)

Maximum data signaling rate of up to 9.607 Gbps

2.4 GHz frequency band

A

5.0 GHz frequency band

Maximum data signaling rate of up to 6.933 Gbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

Multi-User Multiple Input / Multiple Output (MU-MIMO)

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14
Q

What are the characteristics of the IEEE 802.11ax (WiFi 6) wireless standard? (Select all that apply)

Maximum data signaling rate of up to 3.39 Gbps

5.0 GHz frequency band

Multi-User Multiple Input / Multiple Output (MU-MIMO)

Maximum data signaling rate of up to 6.933 Gbps

Carrier Sense Multiple Access / Collision Detection (CSMA/CD) network access method

2.4 GHz frequency band

Maximum data signaling rate of up to 9.607 Gbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

A

5.0 GHz frequency band

Multi-User Multiple Input / Multiple Output (MU-MIMO)

2.4 GHz frequency band

Maximum data signaling rate of up to 9.607 Gbps

Carrier Sense Multiple Access / Collision Avoidance (CSMA/CA) network access method

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15
Q

Which of the following serves as a unique identifier for a WLAN (a wireless network name)?

EUI
SSID
OUI
CNAME

A

SSID

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16
Q

Which of the following answers refers to a wireless network using a single WAP?

SSID
BSS
IBSS
ESS

17
Q

A wireless network operating in an infrastructure mode with the use of more than one WAP is referred to as:

ESS
SSID
BSS
IBSS

18
Q

A wireless networking topology in which client devices communicate directly with each other without the use of a controlling Access Point (AP) is known as: (Select all that apply)

BSS

Ad-hoc mode

IBSS

Peer-to-peer mode

ESS

Infrastructure mode

A

Ad-hoc mode

IBSS

Peer-to-peer mode

19
Q

Which of the following wireless network types enables roaming?

P2P
IBSS
ESS
Ad-hoc
BSS

20
Q

Which wireless antenna type provides a 360-degree horizontal signal coverage?

Dish antenna

Unidirectional antenna

Yagi antenna

Omnidirectional antenna

A

Omnidirectional antenna

21
Q

Which of the following answers refers to a common antenna type used as a standard equipment on most Access Points (APs) for indoor Wireless Local Area Network (WLAN) deployments?

Omnidirectional antenna

Dish antenna

Unidirectional antenna

Yagi antenna

A

Omnidirectional antenna

22
Q

Which of the following answers refer(s) to a wireless antenna type(s) used for point-to-point links? (Select all that apply)

Dipole antenna

Omnidirectional antenna

Dish antenna

Unidirectional antenna

Yagi antenna

A

Dish antenna

Unidirectional antenna

Yagi antenna

23
Q

Which of the following wireless encryption schemes offers the highest level of protection?

WEP
WPS
WPA
WPA2

24
Q

Which of the cryptographic algorithms listed below is the least vulnerable to attacks?

AES
DES
RC4
3DES

25
Q

Which of the following encryption schemes is used in WiFi Protected Access 2 (WPA2)?

RC4
AES-CCMP
TKIP with RC4
AES-GCMP

26
Q

For a wireless client to be able to connect to a network, the security type (e.g. WEP, WPA or WPA2) and encryption type (e.g. TKIP or AES) settings on the connecting host must match the corresponding wireless security settings on a Wireless Access Point (WAP).

True or False?

27
Q

Which of the following acronyms refers to a client authentication method used in WPA2 Personal mode?

AES
RC4
IKE
PSK
SAE

28
Q

Which of the following would be the best solution for securing a small network lacking an authentication server?

WPA-PSK
WPA2-Enterprise
WPA2-PSK
WPA-Enterprise

29
Q

What are the characteristic features of WPA/WPA2 Enterprise mode? (Select 2 answers)

Suitable for large corporate networks

Does not require an authentication server

Suitable for all types of wireless LANs

Requires RADIUS authentication server

A

Suitable for large corporate networks

Requires RADIUS authentication server

30
Q

Which of the following answers refer to the 2G/3G mobile telecommunications standards? (Select 2 answers)

CDMA
NFC
CWDM
GSM
CSMA

31
Q

Long Term Evolution (LTE) is a wireless communications standard for mobile devices and wireless hotspots. LTE offers significant improvements in terms of speed when compared to the older generation of 3G cellular networks. LTE and its later revision LTE-Advanced (LTE-A) are often marketed as 4G standards.

True or False

32
Q

The latest standard for mobile telecommunications is known as:

3G
4G
5G
6G

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