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QUESTION NO:4

You are a computer network consultant at a small medical office and responsible for the design

and deployment of the IEEE 802.11b/g WLAN. Some of the users of the WLAN are complaining

about the performance of the network. You use a layer 2 WLAN analyzer to view the frames

traversing the wireless medium to see if you can determine the problem. After careful examination

of the data recorded you notice a significant amount of CTS-to-Self frames. What is a potential

reason for the high number of these frame types?

A. The access points are in OFDM only mode

B. The access points support Quality of Service

C. The access points are in HR/DSSS only mode

D. The access points are in ERP protection mode

Answer: D

Explanation:

QUESTION NO:14

Which of the following must occur prior to a WLAN client device being assigned a TCP/IP address

through DHCP?

A. Successful 802.11 roaming

B. Successful 802.11 association

C. Successful 802.11 authentication

D. Successful 802.11 probe response

Answer: B

Explanation:

QUESTION NO:7

Which of the following terms refers to the strength of an emitted RF signal measured at its

strongest point?

A. EIRP (Equivalent Isotropic Radiated Power)

B. 1FZ (First Fresnel Zone)

C. Azimuth

D. dBi

E. IR (Intentional Radiator)

Answer: A

Explanation:

QUESTION NO:15

XYZ Company is deploying a companywide Motorola Solutions wireless infrastructure. The

following list is a breakdown of XYZ Company facilities with the number of access points required

for each location:

– Corporate HQ: 36 AP

– Distribution Centers (3): 48 AP each

– Warehouses (5): 34, 64, 28, 12, 20 AP respectively

– Satellite offices (25): 1-2 AP each.

– Stores (1100): 3-4 AP each.

XYZ is looking for the most cost effective solution, while still being able to manage and configure

the system centrally. Which of the following would you recommend?

A. AP7131s at each location.

B. NX9000 at Corporate HQ and AP7131’s at all locations.

C. NX9000 at Corporate HQ, RFS6000 and AP650 at locations with more than 24 AP’s, AP6532

at locations with less than 24 AP’s.

D. 4 RFS7000 at Corporate HQ, RFS6000 and AP650 at locations with 24 or more AP’s, AP6532

at locations with less than 24 AP’s.

E. NX9000 at Corporate HQ, RFS7000 and AP650 at locations with more than 24 AP’s, AP7131 at

locations with up to 24 AP’s.

Answer: C

Explanation:

QUESTION NO:2

The IEEE 802.lln amendment to the standard addresses several PHY layer enhancements. One of

these enhancements is “Channel Bonding” allowing for 40 MHz wide channels. Without taking any

specific local regulatory domain into consideration, what is the maximum number of non-

overlapping 40 MHz wide channels that can exist in the 2.4 GHz ISM band?

A. 1

B. 2

C. 3

D. 6

E. 11

F. 20

Answer: A

Explanation:

QUESTION NO:19

You are tasked with designing a WLAN wireless network based on the following criteria.

– Number of sites = 1000

– Number of AP’s per site =4-6

– Centralized management/configuration is required

– Redundancy is required

The client would like a cost effective solution that has the ability to scale. Which of the following

would you recommend?

A. 6 RFS7000’s controllers with 6 RFS7000’s redundant controllers in the Network Operations

Center (NOC)

B. 1 NX9000 controller with 1 NX9000 redundant controller in the NOC

C. 1 RFS7000 in the NOC and 1000 RFS4000 at each site

D. 10 RFS6000 controllers with 10 RFS6000 redundant controllers in the NOC

Answer: B

Explanation:

QUESTION NO:9

You are designing a new 802.11 installation that will be built on an IEEE 802.3 10/100/1000

BaseT-backbone infrastructure. All IEEE 802.11n access points and VoIP phones will be IEEE

802.3 Power over Ethernet (PoE) powered devices. The 802.11n access points will utilize dual

band 3X3 MIMO and require 802.3at PoE. Which is a true statement regarding a WLAN

deployment of this nature?

A. This installation can only use endpoint Power Sourcing Equipment (PSE) devices.

B. Only IEEE 802.3af PoE devices can operate on a Gigabit network infrastructure.

C. VoIP phones and access points cannot be located on the same access layer PoE switches.

D. An accurate power sourcing equipment (PSE) power budget must be performed.

Answer: D

Explanation:

QUESTION NO:10

You are assigned the task of evaluating a wireless network. While using a layer 2 wireless LAN

analysis capture tool you notice support of a minimum rate of 6 Mbps. What IEEE 802.11 standard

or amendment to the standard operating in the U-NII band is in use on the company’s WLAN

(select TWO)?

A. 802.11

B. 802.11b

C. 802.11n

D. 802.11g

E. 802.11a

Answer: C,E

Explanation:

QUESTION NO:1

Which of the following situations would force a wireless client to renew its IP address?

A. Roaming between two BSSIDs assigned to the same VLAN

B. Roaming between controllers supporting the same VLANs

C. Roaming between two BSSIDs assigned to different VLANs

D. All of the above would force a client to renew its IP address

Answer: C

Explanation:

QUESTION NO:6

Which of the following duplexing methods is used by the radios in Motorola’s WLAN products?

A. Half-duplex

B. Full-duplex

C. Simplex

D. Half-duplex Tx / Full-duplex Rx

E. Full-duplex Tx / Ha If-duplex Rx

Answer: A

Explanation:

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