640-802 :Cisco Certified Network Associate exam

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1. You are a network administrator at TestInside.com, in order to improve the security of TestInside's switching network , refer to the following options. Which two methods are examples of implementing Layer 2 security on a
Cisco switch? (Choose two.)
A. disable trunk negotiation on the switch
B. use only protected Telnet sessions to connect to the Cisco device
C. configure a switch port host where appropriate
D. enable HTTP access to the switch for security troubleshooting
Answer: AC
2. A single 802.11g access point has been configured and installed in the center of a square shaped TestInsideoffice. A few wireless TestInside users are experiencing slow performance and drops while most users areoperating at peak efficiency. From the list below, what are three likely causes of this problem? (Choose three)
A. mismatched TKIP encryption
B. null SSID
C. cordless phones
D. mismatched SSID
E. metal file cabinets
F. antenna type or direction
Answer: CEF
3. An administrator is configuring a router that will act as the hub in a Frame Relay hub-and-spoke topology. Whatis the advantage of using point-to-point subinterfaces instead of a multipoint interface on this router?
A. It avoids split-horizon issues with distance vector routing protocols.
B. Only one IP network address needs to be used to communicate with all the spoke devices.
C. Only a single physical interface is needed with point-to-point subinterfaces, whereas a multipoint interfacelogically combines multiple physical interfaces.
D. Point-to-point subinterfaces offer greater security compared to a multipoint interface configuration.
Answer: A

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