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CCNA Wireless UWNE 640-721 Q&As – Wireless LAN Fundamentals (21-25)

Section 1 – Wireless LAN Fundamentals

QUESTION 21
What are the four types of wireless networks? (Choose four)
A.    Wireless PAN
B.    LAN
C.    MAN
D.    VLAN
E.    WAN
Answer: ABCE

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CCNA Wireless UWNE 640-721 Q&As – Wireless LAN Fundamentals (16-20)

Section 1 – Wireless LAN Fundamentals

QUESTION 16
When would rate shifting down by a client occur?
A.    when the distance to the AP has increased and the missed-symbol rate has increased
B.    when the distance to the AP has increased and the signal level has increased
C.    when multipath has decreased and the missed-symbol rate has decreased
D.    when the noise level has decreased and the signal level has increased
Answer: A

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CCNA Wireless UWNE 640-721 Q&As – Wireless LAN Fundamentals (11-15)

Section 1 – Wireless LAN Fundamentals

QUESTION 11
Which governing body analyzes the applications and environments in which wireless networks are
used?
A.    EIRP
B.    ETSI
C.    FCC
D.    IEEE
E.    WiFi Alliance
Answer: D

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CCNA Wireless UWNE 640-721 Q&As – Wireless LAN Fundamentals (6-10)

Section 1 – Wireless LAN Fundamentals

QUESTION 6
In 802.1X, which is the supplicant?
A.    the point of access
B.    the machine in the network that keeps a list of conditions
C.    the machine that attempts to access the network
D.    the device that performs the authentication
Answer: C

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CCNA Wireless UWNE 640-721 Q&As – Wireless LAN Fundamentals (1-5)

Section 1 – Wireless LAN Fundamentals

QUESTION 1
What is fading?
A.    Another signal source is producing energy on the channel in which you are trying to operate.
B.    The desired signal reaches the receiving antenna via multiple paths, each of which has a
different propagation delay and path loss.
C.    A time-varying change in the path loss of a link with the time variance governed by the
movement of objects in the environment, including the transmitter and receiver themselves.
D.    A function of the frequency and should be provided in the cable specification by the vendor.
E.    The minimum signal level for the receiver to be able to acceptably decode the information.
F.    The time delay from the reception of the first instance of the signal until the last instance.
Answer: C

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[OFFER] CCNA Wireless Self-Study Resources (eBooks)

CCNA Wireless recognizes the critical importance of professionals supporting wireless LANS including Networking Associates/Administrators,Wireless Support Specialists and WLAN project managers. The CCNA Wireless Certification validates candidate’s skills in the configuration, implementation and support of wireless LANs, specifically those networks using Cisco equipment.

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