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Network+ > Wireless Networking Quiz > Flashcards

Wireless Networking Quiz Flashcards

1
Q

Frequency bands used by 802.11 networks include: (Select 2 answers)

A

5.0 GHz
2.4 GHz

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2
Q

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

A

1
6
11

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3
Q

The term “Channel bonding” refers to a technique that allows for combining adjacent wireless channels to increase the amount of available bandwidth.

A

True

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4
Q

The IEEE 802.11a standard specifies a channel bandwidth of:

A

20 MHz

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5
Q

Which of the answers listed below refers to a channel bandwidth used in 802.11b networks?

A

22 MHz

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6
Q

The IEEE 802.11g standard specifies a channel bandwidth of:

A

40 MHz

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7
Q

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

A

20 MHz
40 MHz

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8
Q

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

A

160 MHz

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9
Q

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

A

160 MHz

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10
Q

Multiple Input/Multiple Output (MIMO) is a wireless technology that allows for significant increase in data througput due to the use of multiple antennas and multiple data streams.

A

True

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11
Q

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

A

Multi-User MIMO (MU-MIMO)

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12
Q

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

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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13
Q

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

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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14
Q

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

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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15
Q

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

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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16
Q

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

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)

17
Q

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

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

18
Q

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

A

SSID (Service Set Identifier)

19
Q

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

A

BSS (Basic Service Set)

20
Q

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

A

ESS (Extended Service Set)

21
Q

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

A

Ad-hoc mode
IBSS (Independent Basic Service Set)
Peer-to-Peer mode

22
Q

Which of the following wireless network types enables roaming?

A

ESS (Extended Service Set)

23
Q

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

A

Omnidirectional antenna

24
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?

A

Omnidirectional antenna

25
Q

Which of the following answers refer(s) to a wireless antenna types(s) used for point-to-points links?

A

Dish antenna
Unidirectional antenna
Yagi antenna

26
Q

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

A

WPA2 (Wireless Protected Access 2)

27
Q

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

A

AES (Advanced Encryption Standard)

28
Q

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

A

AES-CCMP (Advanced Encryption Standard-Counter Mode CBC-MAC Protocol)

29
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)

A

True

30
Q

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

A

PSK (Pre-Shared Key)

31
Q

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

A

WPA2-PSK

32
Q

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

A

Suitable for large corporate networks
Requires RADIUS authentication server

33
Q

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

A

CDMA (Code Division Multiple Access)
GSM (Global System for Mobiles)

34
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.

A

True

35
Q

The latest standard for mobile telecommunications is known as:

A

5G

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