Which of the following wireless technologies can operate at only 5GHz?（）A、802.11b/gB、802.11gC、802.11bD、802.11a
Which of the following wireless technologies can operate at only 5GHz?（）
- A、802.11b/g
- B、802.11g
- C、802.11b
- D、802.11a
相关考题：
After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?() A. Antennae is not connectedB. Wireless card is defectiveC. Drivers needs to be updatedD. OS needs to be updated
A technician is reporting wireless transmission speeds of 300Mbps. Which of the following wireless standards is being used?() A.802.11aB.802.11bC.802.11gD.802.11n
Which of the following improves wireless performance by allowing only one wireless transmissionon the network at a time?() A. CSMA/CAB. CSMA/CDC. Wireless encryptionD. Wireless bonding
Which of the following monitors a server to see which protocols might be in use?() A. Ping sweepB. Intrusion detection softwareC. Port scannerD. Wireless packet sniffer
Which of the following should be used to restrict access to a wireless network?（）A、Port forwardingB、Enable SSID broadcastC、Wireless encryptionD、Enable DMZ
Which of the following monitors a server to see which protocols might be in use?（）A、Ping sweepB、Intrusion detection softwareC、Port scannerD、Wireless packet sniffer
Which of the following features on a wireless router maps the private IP address to a public IPaddress?（）A、SSIDB、NATC、MAC filteringD、DHCP
Which of the following devices could be configured as a DHCP server?（）A、Wireless routerB、Unmanaged switchC、HubD、Repeater
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
Which of the following improves wireless performance by allowing only one wireless transmissionon the network at a time?（）A、CSMA/CAB、CSMA/CDC、Wireless encryptionD、Wireless bonding
A laptop typically has a physical switch to disable which of the following features?（）A、BluetoothB、Hard Drive Impact ProtectionC、Data EncryptionD、Wireless
Which of the following technologies is the MOST secure form of wireless encryption?（）A、SSLB、WPAC、WEPD、TLS
After swapping an internal wireless card on a laptop with an identical model, the technician notices that the wireless does not work. Which of the following would be the MOST likely cause?（）A、Antennae is not connectedB、Wireless card is defectiveC、Drivers needs to be updatedD、OS needs to be updated
A technician is reporting wireless transmission speeds of 300Mbps. Which of the following wireless standards is being used?（）A、802.11aB、802.11bC、802.11gD、802.11n
Which of the following features can be identically configured on a wireless access point and in the wireless network OS settings?（）A、The firewall settingsB、The DHCP addressC、The workgroup nameD、The SSID
When setting up a new small office home office (SOHO) wireless network, which of the following is MOST likely to be the default wireless channel?（）A、2B、5C、6D、9
Which of the following is used to deny or allow access to a wireless router network?（）A、SSIDB、SNMPC、IMAPD、MAC filtering
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
A user states that the wireless on their laptop was working when they where at home, however,now in the office no wireless connection can be made. Which of the following should the technician check FIRST?（）A、If the wireless is enabledB、If the laptop is connected to the correct gatewayC、If the SSID is enabledD、If the DHCP address scheme is correct
Which of the following wireless standards was the FIRST standard to be ratified and is used to support legacy wireless devices?（）A、802.11aB、802.11gC、802.11bD、802.11n
多选题Which of the following should be configured on a wireless router to enhance security? (Select TWO).（）ADisable DHCPBChange wireless channelCDisable SSID broadcastingDChange the default username and passwordEUse a static IP address