Cisco(642-577):Wireless LAN for System Engineers
Q1. WECA promotes __ wireless technology
a. WLAN
b. WiFi
c. Wireless adaptation
d. WECA technology
Ans. b
Q2. Which parameter is available on the Express Setup screen of the
Access Point?
a. SSID
b. Role in radio network
c. both a and b
d. None of the above
Ans. c
Q3. Which tool is not applicable to Cisco WLAN?
a. CDM, Cisco Device Manager
b. RF sniffers
c. MIBs
d. Windows2000
Ans. a
Q4. Fast Secure Roaming improves total latency time associated with the roam from >
500 ms to __
a. <250 ms
b. <150 ms
c. <100 ms
d. <200 ms
Ans. b
Q5. __ number of WEP keys is what the client needs to configure in each cell
using Cisco server-based authentication
a. 1
b. 2
c. 3
d. 4
Ans. b
Q6. WLAN is connected by
a. Radio frequencies
b. Cat5 cable
c. Twisted pair
d. Ultra Violet rays
Ans. a
Q7. Which authentication types are not defined by 802.11?
a. shared key
b. EAP-TLS
c. open
d. closed
Ans. b
Q8. EIRP is measured in __
a. dBa
b. dBi
c. dBm
d. dBx
Ans. c
Q9. which is unsuitable for discovering an IP address for a given Access Point?
a. IPSU
b. CDP
c. web browser
d. console port
Ans. c
Q10. Which program is used to push profiles out to multiple Cisco Aironet clients?
a. ACM
b. ACDU
c. ACAU
d. ACU
Ans. c
Q11. No licensing is required for which of the following RF bands?
a. 830-850MHz
b. 902-928 MHz
c. 2.400-2.483 GHz
d. 5.150-5.350 GHz
e. 5.725-5.825 GHz
Ans. b,c,d,e
Q12. If the gain of the antenna goes up, the beamwidth _______.
a. decreases
b. increases
c. No change
d. polarity changes
Ans. a
Q13. Which is not required for WPA v1 for Enterprise Class Access Point?
a. WPA migrationMode
b. 256 bit encryption
c. Unicast and broadcast key management
d. 802.1 X authentication
Ans. b
Q14. What is the maximum number of wired clients that can send packets through the
WGB342 to an Access point?
a. 8
b. 18
c. 10
d. unlimited
Ans. a
Q15. Cisco Aironet 350 Series Client Adapters for notebook computers are available
in __ formats?
a. ISA
b. ISD
c. PCMCIA
d. PCI
Ans. c,d
Q16. Antennas that Cisco sells for the Aironet product line
are __ polarized
a. Vertically
b. horizontally
c. diagonally
d. Depends on antenna
Ans. a
Q17. Which value is not required in configuring ACS when adding an AP to ACS database
a. RADIUS shared secret
b. broadcast WEP key
c. Unique name for AP (AAA) in ACS database
d. AP hostname or IP address
Ans. b
Q18. The following port is monitored in hot standby mode to determine if Primary
access point isstil alive.
a. Radio port
b. Ethernet port
c. Both a and b
d. None of the above
Ans. c
Q19. __ number of authentication servers can be confogured on access point
a. 4
b. 5
c. 3
d. 1
Ans. a
Q20. Which IEEE 802.11 task group is responsible for the development of WLAN
security standards?
a. 802.11a
b. 802.11b
c. 802.11f
d. 802.11i
Ans. d
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