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RSSI是Received Signal Strength Indicator的英文缩写。
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更多 “RSSI是Received Signal Strength Indicator的英文缩写。” 相关考题
考题
You are the Cisco Network Designer in Cisco.com. Which signal and noise values will result in the best phone communication with an access point?()
A. signal strength 5dBmB. signal strength 6dBmC. noise level 4dBmD. noise level 5dBm
考题
什么是RSRP?()
A.The received power on the resource elements that carry cell-specific reference signalsB.wideband powerC.N times the Reference Signal Received Power divided by the total received power in the channel bandwidthD.Signal to Interference plus Noise Ratio
考题
If the radio signal ground wave extends out for less distance than the minimum skywave distance，there is an area in which no signal is received．This is called the ______．A.Skip zoneB.Blackout zoneC.Diffraction zoneD.Shadow zone
考题
The AirMagnet passive site survey tool can provide RF coverage data， except for which parameter？（）A、Signal strength （4th access point）B、Signal strength （3rd access point）C、Channel interferenceD、Predictive physical data rate downlink （2nd access point）
考题
What does a broad-spectrum interferer lower？（）A、SNRB、noise floorC、level of interferenceD、Received Signal Strength Indicator
考题
Which value is NOT supported by Cisco Spectrum Expert， when checking for RF coverage？（）A、Access point received-signal strength levelB、Spectrum utilizationC、Client data rateD、In-band radio frequency interference
考题
A client states they are receiving poor signal strength on their wireless Internet connection. Which of the following is MOST likely causing the interference?（）A、Cordless phonesB、DrywallC、Access pointsD、MicrowavesE、Fluorescents lights
考题
什么是RSRP？（）A、The received power on the resource elements that carry cell-specific reference signalsB、wideband powerC、N times the Reference Signal Received Power divided by the total received power in the channel bandwidthD、Signal to Interference plus Noise Ratio
考题
Which signal and noise values will result in the best phone communication with an access point？（）A、 Signal strength 0dBm， noise level 6dBmB、 Signal strength 8dBm， noise level 9dBmC、 Signal strength 4 dBm， noise level 4 dBmD、 Signal strength 6dBm， noise level 5 dBm
考题
By how much is a signal’s strength reduced when the signal passes through an object thatintroduces 3 dB of attenuation？（）A、1/6B、1/4C、1/3D、1/2
考题
Which statement best describes the Cisco 2700 Location Appliance collection of location information for wireless devices?（）A、all Wi-Fi devices on the WLAN send directly received signal strength indication （RSSI） information to the Cisco Wireless Location Appliance through SNMPB、an AP collects RSSI information which is forwarded to wireless controllers through LWAPP. Wireless controllers forward aggregated RSSI to the location appliance through SNMPC、the APs collect received signal strength indication （RSSI） information from all Wi-Fi devices and forward the information to the Cisco Wireless Location Appliance through the LWAPPD、the Cisco WLAN controllers bypass the received signal strength indication （RSSI） information from all Wi-Fi devices to the Cisco Wireless Location Appliance through the LWAPP
考题
Which signal and noise values will result in the best phone communication with an access point?（）A、signal strength 46dBm, noise level 95dBmB、signal strength 74dBm, noise level 94dBmC、signal strength 68dBm, noise level 79dBmD、signal strength 50dBm, noise level 56dBm
考题
You are the Cisco Network Designer in Cisco.com. Which signal and noise values will result in thebest phone communication with an access point？（）A、 signal strength 5dBmB、 signal strength 6dBmC、 noise level 4dBmD、 noise level 5dBm
考题
A customer has a wireless router installed in their home office. The customer is having issues with signal strength at the opposite end of the house. Which of the following is the BEST option to increase the signal strength?（）A、Install a high gain antenna focused towards the office wall.B、Run CAT5e cable to all of the rooms that have poor signal strength.C、Install a wireless repeater at the far end of the house.D、Install a second wired router in the far end of the house.
考题
单选题Which signal and noise values will result in the best phone communication with an access point?（）A
signal strength 46dBm, noise level 95dBmB
signal strength 74dBm, noise level 94dBmC
signal strength 68dBm, noise level 79dBmD
signal strength 50dBm, noise level 56dBm
考题
单选题什么是RSRP？（）A
The received power on the resource elements that carry cell-specific reference signalsB
wideband powerC
N times the Reference Signal Received Power divided by the total received power in the channel bandwidthD
Signal to Interference plus Noise Ratio
考题
多选题A client states they are receiving poor signal strength on their wireless Internet connection. Which of the following is MOST likely causing the interference?（）ACordless phonesBDrywallCAccess pointsDMicrowavesEFluorescents lights
考题
单选题I read you with signal strength（）.A
barely perceptibleB
bare perceptibleC
barely perceptiblyD
bare perceptibly
考题
单选题Which value is NOT supported by Cisco Spectrum Expert， when checking for RF coverage？（）A
Access point received-signal strength levelB
Spectrum utilizationC
Client data rateD
In-band radio frequency interference
考题
单选题What does a broad-spectrum interferer lower？（）A
SNRB
noise floorC
level of interferenceD
Received Signal Strength Indicator
考题
单选题If the radio signal ground wave extends out for less distance than the minimum skywave distance，there is an area in which no signal is received．This is called the（）.A
Skip zoneB
Blackout zoneC
Diffraction zoneD
Shadow zone
考题
单选题关于RSRQ的定义和解读，错误的是（）。A
RSRQ=UE所处位置接收到主服务小区的RSRP-RSSI。B
RSRQ的全称是Reference Signal Received Quality。C
RSRQ不但与承载RS的RE功率相关，还与承载用户数据的RE功率相关。D
网络负荷越大，干扰越大，RSRQ测量值越小。
考题
单选题By how much is a signal’s strength reduced when the signal passes through an object thatintroduces 3 dB of attenuation？（）A
1/6B
1/4C
1/3D
1/2
考题
多选题You are the Cisco Network Designer in Cisco.com. Which signal and noise values will result in the best phone communication with an access point?（）Asignal strength 5dBmBsignal strength 6dBmCnoise level 4dBmDnoise level 5dBm
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