New Updated Cisco CCNA Wireless 640-722 Real Exam Download 141-150

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QUESTION 141

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All equipment is operational. Through which two methods can a wireless client receive an IP

address when associating to the WLAN? (Choose two.)

 

A.      The clients can receive an IP address from SW1.

B.      Tie clients can receive an IP address from WLC1.

C.      The clients will not receive an IP address from either DHCP server because of overlapping

address ranges.

D.      The clients can receive an IP address in a round-robin manner from either SW1 or WLC1.

E.       The clients can use a static IP address.

 

Correct Answer: BE

 

 

 

 

 

QUESTION 142

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In setting up the wireless network, it is desired that the DHCP server that is configured in WLC1

provides IP addressing to the WLAN. When devices attempt to join the network, they fail to

receive an IP address in the range provided by the DHCP server in WLC1, but they do receive an

IP address from the DHCP server in SW1. What is causing this issue?

 

A.      The external DHCP server in SW1 will always be the preferred DHCP server and WLC1 will

always be the secondary DHCP server in the WLAN.

B.      The DHCP server address for SW1 needs to be removed from the DHCP server configuration

in WLC1.

C.      The primary DHCP server address in WLC1 is incorrect.

D.      The primary DHCP server configured in WLC1 is not enabled.

 

Correct Answer: D

 

 

QUESTION 143

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Which change can correct inband access to the WLC?

 

A.      change the switch FastEthernetO/1 duplex setting

B.      change the switch FastEthernetO/1 speed setting

C.      enable the switch FastEthernetO/1 spanning-tree port-fast trunk

D.      change the switch FastEthernetO/1 trunk encapsulation

E.       change the WLC management interface to use DHCP

F.       change the WLC management interface VLAN

G.      change the WLC configuration of NTP

H.      browse to WLC via http://10.10.10.10

 

Correct Answer: D

 

 

 

 

QUESTION 144

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When a client associates to ExamSSlD, which network address will be assigned?

 

A.      The IP address assigned will be based on the AP network assignment of 10.10.10.0.

B.      The IP address assigned will be based on the AP network assignment of 172.16.23.0.

C.      The IP address will be assigned in a round-robin format based on the 172.16.12.0,

172.16.23.0, 192.168.14.0 address pools.

D.      The IP address will be assigned in a round-robin format based on the 172.16.12.0,

192.168.14.0, 192.168.25.0 pools.

E.       The IP address will be assigned in a round-robin format based on the 172.16.12.0,

172.16.23.0, 192.168.14.0, 192.168.25.0 pools.

 

Correct Answer: D

 

 

QUESTION 145

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The AP is unable to join the WLC. What switch configuration will correct this problem?

 

A.        interface vlan1

ip helper-address 10.10.10.10

 

B.        interface vlan20

ip helper-address 10.10.10.10

 

C.        ipdhcp pool vlan1

option 43 ascii ‘10.10.10.10’

 

D.        ip dhcp pool vlan20

option 43 ascii ‘10.10.10.10’

 

E.         ipdhcp pool vlan1

option 43 hex f1040a0a0a0a

 

F.         ip dhcp pool vlan20

option 43 hex f1040a0a0a0a

 

Correct Answer: F

QUESTION 146

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Which four levels of messages will be sent to the logging server? (Choose four.)

 

A.      alerts

B.      critcal

C.      debugging

D.      emergencies

E.       errors

F.       informational

G.      notifications

H.      warnings

 

Correct Answer: ABDE

 

 

QUESTION 147

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What APTx Power Level Assignment would be required to increase power by 3 dBm on 2.4GHz

radio?

 

A.      1

B.      2

C.      3

D.      4

E.       5

F.       6

G.      7

H.      8

 

Correct Answer: D

 

 

QUESTION 148

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Tablets and other wireless clients are unable to connect at any 802.11 n data rates. What is the

most likely cause of this problem?

 

A.      WLAN > General properties are incorrectly configured.

B.      WLAN > QoS properties are incorrectly configured.

C.      WLAN > Security properties are incorrectly configured.

D.      WLAN > Advanced properties are incorrectly configured.

E.       Wireless > AP > 802.11 a/n is incorrectly configured.

F.       Wireless > 802.11a/n > Network is incorrectly configured.

 

Correct Answer: C

 

 

QUESTION 149

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Old 2.4-GHz wireless laptops are unable to connect. What is the most likely cause of this

problem?

 

A.      WLAN > General properties are incorrectly configured.

B.      WLAN > QoS properties are incorrectly configured.

C.      WLAN > Security properties are incorrectly configured.

D.      WLAN > Advanced properties are incorrectly configured.

E.       Wireless > AP > 802.11 b/g/n AP is incorrectly configured.

F.       Wireless > AP > 802.11 b/g/n > Network is incorrectly configured.

 

Correct Answer: F

 

 

 

QUESTION 150

Which statement describes spread spectrum technology in wireless communications?

 

A.      Signal is spread across optical pulses.

B.      Signal is spread across variations of amplitudes.

C.      Signal is spread across one frequency.

D.      Signal is spread across a whole band of frequencies.

 

Correct Answer: D

 

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