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单选题Which device is used in wireless networks to send transmissions to a target area?（）A Optical fiberB Access pointC Omni-directional antennaD Directional antenna

题目
单选题
Which device is used in wireless networks to send transmissions to a target area?（）
A

Optical fiber

B

Access point

C

Omni-directional antenna

D

Directional antenna

相似考题

1.A wireless access point supports up to 20 clients. Which of the following describes this wirelessnetwork?()A. MeshB. Point to pointC. Point to multipointD. Ring

2.A standard installation for wireless will use which of the following antenna types?()A.SectorB.PatchC.YagiD.Omni-Directional

3.Which of the following should be used to restrict access to a wireless network?（）A、Port forwardingB、Enable SSID broadcastC、Wireless encryptionD、Enable DMZ

4.When setting up a wireless network to cover a large area, which of the following needs to beconsidered FIRST?()A. Device placementB. Encryption methodsC. Wireless channelsD. SSID name

参考答案和解析
正确答案： B
解析： 暂无解析
更多“单选题Which device is used in wireless networks to send transmissions to a target area?（）A Optical fiberB Access pointC Omni-directional antennaD Directional antenna”相关问题

  • 第1题：

    When configuring Cisco Secure ACS to support wireless EAP authentication，which device mustbeconfigured as a AAA client？（）

    • A、Location Appliance
    • B、controller-based access points
    • C、wireless clients
    • D、Wireless Control System
    • E、wireless controllers

    正确答案:E

  • 第2题：

    A standard installation for wireless will use which of the following antenna types?（）

    • A、Sector
    • B、Patch
    • C、Yagi
    • D、Omni-Directional

    正确答案:D

  • 第3题：

    Your client has deployed a cisco wireless location appliance within their warehouse environment. they have been experiencing problems with tracking objects using active rfid tags. the rfid tag data is not being collected. On which device would you verify that rfid status has been enabled？（）

    • A、cisco wcs
    • B、access point
    • C、wireless controller
    • D、location manager

    正确答案:C

  • 第4题：

    Which WLAN device is often used to make wireless connections between buildings or campuses?（）

    • A、router
    • B、bridge
    • C、access point
    • D、client adapter

    正确答案:B

  • 第5题：

    Which two wireless devices acts as a communication connection between the client and WLAN（）

    • A、 bridge
    • B、 access point
    • C、 wireless adaptor
    • D、 Layer 3 switch
    • E、 antenna

    正确答案:B,C

  • 第6题：

    A wireless access point supports up to 20 clients. Which of the following describes this wirelessnetwork?（）

    • A、Mesh
    • B、Point to point
    • C、Point to multipoint
    • D、Ring

    正确答案:C

  • 第7题：

    When setting up a wireless network to cover a large area, which of the following needs to beconsidered FIRST?（）

    • A、Device placement
    • B、Encryption methods
    • C、Wireless channels
    • D、SSID name

    正确答案:A

  • 第8题：

    单选题
    Which WLAN device is often used to make wireless connections between buildings or campuses?（）
    A

    router

    B

    bridge

    C

    access point

    D

    client adapter


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    You have a computer that runs Windows XP Professional. The computer has an 802. 11g wireless network card. You have a wireless access point that is secured by using WiFi Protected Access (WPA). The service set identifier (SSID) of the wireless access point does not broadcast. You need to establish a wireless connection to the wireless access point. What should you do?（）
    A

    From the Device Manager, open the wireless network adapter properties and click Advanced. 

    B

    From the Device Manager, right-click the wireless network adapter and click Scan for hardware changes. 

    C

    From the Wireless Network Connection Properties, select View Wireless Networks. 

    D

    From the Wireless Network Connection Properties, click Change Advanced Settings. From the Wireless Networks tab, select Add a preferred network. 


    正确答案： C
    解析： 暂无解析

  • 第10题：

    单选题
    Which of the following should be used to restrict access to a wireless network?（）
    A

    Port forwarding

    B

    Enable SSID broadcast

    C

    Wireless encryption

    D

    Enable DMZ


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    A standard installation for wireless will use which of the following antenna types?（）
    A

    Sector

    B

    Patch

    C

    Yagi

    D

    Omni-Directional


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    Which account is used to access a Junos device in a factory-default configuration?（）
    A

    root

    B

    admin

    C

    juniper

    D

    user


    正确答案： B
    解析： 暂无解析

  • 第13题：

    The Cisco Smart Business Communications System offers support of third-party applications. When using TimeCard View， what device is used by employees to clock in and clock out？（）  

    • A、 IP phone
    • B、 wireless access point
    • C、 secure router
    • D、 time clock

    正确答案:A

  • 第14题：

    An administrator has added a new access point to the network to provide additional coverage. A heat-map survey shows coverage now extends beyond company property and is interfering with other wireless networks in the area. How should the administrator modify the new installation to stop the interference?（）

    • A、Turn down the transmission strength of the access point.
    • B、Replace the antenna with a smaller one.
    • C、Change the wireless password to a more complex one.
    • D、Change the SSID of the access point

    正确答案:A

  • 第15题：

    Your customer has deployed a Cisco Wireless Location Appliance within its warehouse environment. However，employees there have been experiencing problems when tracking objects using active RFIDtags. The RFID tag data is not being collected. On which device would you verify that RFIDs have beenenabled？（）

    • A、Cisco WCS
    • B、access point
    • C、location manager
    • D、wireless controller

    正确答案:D

  • 第16题：

    When configuring Cisco Secure ACS to support wireless EAP authentication， which device must be configured as a AAA client？（）

    • A、Wireless Control System
    • B、wireless clients
    • C、wireless controllers
    • D、controller-based access points
    • E、Location Appliance

    正确答案:C

  • 第17题：

    Which device is used in wireless networks to send transmissions to a target area?（）

    • A、Optical fiber
    • B、Access point
    • C、Omni-directional antenna
    • D、Directional antenna

    正确答案:D

  • 第18题：

    A company has installed a new 802.11g point-to-point connection between two buildings and isexperiencing low throughput across the link. The current setup involves a wireless bridge on the roof with an omni-directional antenna. Which of the following would BEST improve the link performance?（）

    • A、Replace the wireless bridges with wireless access points.
    • B、Install bi-directional amplifiers at both sites.
    • C、Configure channel hopping on both wireless bridges.
    • D、Replace the omni-directional antennas with Yagi antennas

    正确答案:D

  • 第19题：

    You have a computer that runs Windows XP Professional. The computer has an 802. 11g wireless network card. You have a wireless access point that is secured by using WiFi Protected Access (WPA). The service set identifier (SSID) of the wireless access point does not broadcast. You need to establish a wireless connection to the wireless access point. What should you do?（） 

    • A、From the Device Manager, open the wireless network adapter properties and click Advanced. 
    • B、From the Device Manager, right-click the wireless network adapter and click Scan for hardware changes. 
    • C、From the Wireless Network Connection Properties, select View Wireless Networks. 
    • D、From the Wireless Network Connection Properties, click Change Advanced Settings. From the Wireless Networks tab, select Add a preferred network. 

    正确答案:D

  • 第20题：

    单选题
    Which of the following is used to deny or allow access to a wireless router network?（）
    A

    SSID

    B

    SNMP

    C

    IMAP

    D

    MAC filtering


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    An administrator has added a new access point to the network to provide additional coverage. A heat-map survey shows coverage now extends beyond company property and is interfering with other wireless networks in the area. How should the administrator modify the new installation to stop the interference?（）
    A

    Turn down the transmission strength of the access point.

    B

    Replace the antenna with a smaller one.

    C

    Change the wireless password to a more complex one.

    D

    Change the SSID of the access point


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    A company has installed a new 802.11g point-to-point connection between two buildings and isexperiencing low throughput across the link. The current setup involves a wireless bridge on the roof with an omni-directional antenna. Which of the following would BEST improve the link performance?（）
    A

    Replace the wireless bridges with wireless access points.

    B

    Install bi-directional amplifiers at both sites.

    C

    Configure channel hopping on both wireless bridges.

    D

    Replace the omni-directional antennas with Yagi antennas


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    The Cisco Smart Business Communications System offers support of third-party applications. When using TimeCard View， what device is used by employees to clock in and clock out？（）
    A

     IP phone

    B

     wireless access point

    C

     secure router

    D

     time clock


    正确答案： C
    解析： 暂无解析

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