logo

CuriousTab

CuriousTab

Discussion


Home Networking Wireless Technologies Comments

  • Question
  • How many non-overlapping channels are available with 802.11h?


  • Options
  • A. 3
  • B. 12
  • C. 23
  • D. 40

  • Correct Answer
  • 23 

    Explanation
    The IEEE 802.11h standard provides an addition 11 channels to the 802.11a standard's 12 non-overlapping channel for a total of 23 non-overlapping channels.

  • Wireless Technologies problems


    Search Results


    • 1. Which of the following are valid ways to refer only to host 172.16.30.55 in an IP access list?

      1. 172.16.30.55 0.0.0.255
      2. 172.16.30.55 0.0.0.0
      3. any 172.16.30.55
      4. host 172.16.30.55
      5. 0.0.0.0 172.16.30.55
      6. ip any 172.16.30.55

    • Options
    • A. 1 and 4
    • B. 2 and 4
    • C. 1, 4 and 6
    • D. 3 and 5
    • Discuss
    • 2. You want to create a standard access list that denies the subnet of the following host: 172.16.50.172/20. Which of the following would you start your list with?

    • Options
    • A. access-list 10 deny 172.16.48.0 255.255.240.0
    • B. access-list 10 deny 172.16.0.0 0.0.255.255
    • C. access-list 10 deny 172.16.64.0 0.0.31.255
    • D. access-list 10 deny 172.16.48.0 0.0.15.255
    • Discuss
    • 3. You are working on a router that has established privilege levels that restrict access to certain functions. You discover that you are not able to execute the command show running-configuration. How can you view and confirm the access lists that have been applied to the Ethernet 0 interface on your router?

    • Options
    • A. show access-lists
    • B. show interface Ethernet 0
    • C. show ip access-lists
    • D. show ip interface Ethernet 0
    • Discuss
    • 4. Which of the following series of commands will restrict Telnet access to the router?

    • Options
    • A. Lab_A(config)#access-list 10 permit 172.16.1.1
      Lab_A(config)#line con 0
      Lab_A(config-line)#ip access-group 10 in
    • B. Lab_A(config)#access-list 10 permit 172.16.1.1
      Lab_A(config)#line vty 0 4
      Lab_A(config-line)#access-class 10 out
    • C. Lab_A(config)#access-list 10 permit 172.16.1.1
      Lab_A(config)#line vty 0 4
      Lab_A(config-line)#access-class 10 in
    • D. Lab_A(config)#access-list 10 permit 172.16.1.1
      Lab_A(config)#line vty 0 4
      Lab_A(config-line)#ip access-group 10 in
    • Discuss
    • 5. You want to create a standard access list that denies the subnet of the following host: 172.16.198.94/19. Which of the following would you start your list with?

    • Options
    • A. access-list 10 deny 172.16.192.0 0.0.31.255
    • B. access-list 10 deny 172.16.0.0 0.0.255.255
    • C. access-list 10 deny 172.16.172.0 0.0.31.255
    • D. access-list 10 deny 172.16.188.0 0.0.15.255
    • Discuss
    • 6. What is the maximum distance running the lowest data rate for 802.11b?

    • Options
    • A. About 100 feet
    • B. About 175 feet
    • C. About 300 feet
    • D. About 350 feet
    • Discuss
    • 7. How many non-overlapping channels are available with 802.11b?

    • Options
    • A. 3
    • B. 12
    • C. 23
    • D. 40
    • Discuss
    • 8. What is the maximum data rate for the 802.11g standard?

    • Options
    • A. 6Mbps
    • B. 11Mbps
    • C. 22Mbps
    • D. 54Mbps
    • Discuss
    • 9. In Cisco's Unified Wireless Solution, what is the split-MAC architecture?

    • Options
    • A. The split-MAC architecture uses MAC addresses to create a forward/filter table and break up collision domains.
    • B. The split-MAC architecture allows the splitting of 802.11 protocol packets between the AP and the controller to allow processing by both devices.
    • C. The split-MAC architecture uses MAC addresses on the wireless network and IP addresses on the wired network.
    • D. The split-MAC architecture uses MAC addresses to create a forward/filter table and break up broadcast domains.
    • Discuss
    • 10. You are connecting your access point and it is set to root. What does Extended Service Set ID mean?

    • Options
    • A. That you have more than one access point and they are in the same SSID connected by a distribution system.
    • B. That you have more than one access point and they are in separate SSIDs connected by a distribution system.
    • C. That you have multiple access points, but they are placed physically in different buildings.
    • D. That you have multiple access points, but one is a repeater access point.
    • Discuss


    Comments

    There are no comments.

Enter a new Comment