7070060
Descripción
Test por Christopher Griffin, actualizado hace más de 1 año
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Creado por Christopher Griffin
hace alrededor de 8 años
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Pregunta 1
Pregunta
What is a measure of the antenna’s focus.
Respuesta
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beamwidth
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frequency
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cycle
-
wave
Pregunta 2
Pregunta
Number of times a signal completes a cycle 1 second.
Respuesta
-
frequency
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cycle
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rotation
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rate
Pregunta 3
Pregunta
A signal rising from the center line, falls through the center line, and rises again to meet the center line.
Respuesta
-
rate
-
cycle
-
frequency
-
amplitude
Pregunta 4
Pregunta
The most commonly used frequency unit and is nothing other than one cycle per second.
Respuesta
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miliwatts
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hertz
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decibel
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volts
Pregunta 5
Pregunta
What two main frequency ranges used for wireless LAN communication
Respuesta
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5 GHz
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2.4 MHz
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2.4 GHz
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4.0 MHz
Pregunta 6
Pregunta
Technique which uses specific numbers and is assigned to a specific frequency.
Respuesta
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channel
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wave
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scheme
-
frequency
Pregunta 7
Pregunta
The frequency range needed to transmit a signal, used by a single channel or a single RF signal.
Respuesta
-
electric band
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bandwidth
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amplitude
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phase
Pregunta 8
Pregunta
The signal is a measure of shift in time relative to the start of a cycle. Phase is normally measured in degrees, where 0 degrees is at the start of a cycle, and one complete cycle equals 360 degrees.
Respuesta
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Phase
-
Wave
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Frequency
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amplitude
Pregunta 9
Pregunta
A measure of physical distance that a wave travels over one complete cycle.
Respuesta
-
phase
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bandwidth
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wavelength
-
frequency
Pregunta 10
Pregunta
The height from the top peak to the bottom peak of the signal’s waveform,
Respuesta
-
phase
-
wavelength
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Frequency
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Amplitude
Pregunta 11
Pregunta
The strength of an RF signal is usually measured by its power, in ________.
Respuesta
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Volts
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Amps
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wavelength
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Watts
Pregunta 12
Pregunta
Define Term - DRS.
Respuesta
-
Defense sequence spectrum
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Dynamic rate shifting
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Define Rate Scale
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Does Rate System
Pregunta 13
Pregunta
Define Term - MCS
Respuesta
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mobile controller system
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modulation and coding schemes
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metric call system
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none
Pregunta 14
Pregunta
In a BSS, if you disable lower data rates
Respuesta
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effectively reduces the usable size of the AP’s cell
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radio frequency (RF) footprint remains the same
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no changes
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higher throughput
Pregunta 15
Pregunta
To provide robust wireless coverage to an ever-increasing area, you should:
Respuesta
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Add more power
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Add additional APs to build an ESS that covers more area.
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remove clients from BSS
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Tune the cell size based on data rates and performance
Pregunta 16
Pregunta
The process of moving an association from one AP to the next, so that the wireless connection is maintained as the client moves.
Respuesta
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FlexConnect
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Roaming
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Uplink
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BSS
Pregunta 17
Pregunta
You should lay the cells out, which the pattern is seamless, leaving no holes in coverage.
Respuesta
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Honeycomb
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Isolation from interference
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BSA
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Small Space
Pregunta 18
Pregunta
Alternating channels to avoid overlap is commonly
Respuesta
-
Channel Reuse
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Honeycomb
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Three-dimension space
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Flow Pattern
Pregunta 19
Pregunta
Needed to automatically determine the location of wireless devices.
Respuesta
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real-time location services (RTLS)
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modulation and coding (MCS)
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Radio Resource Meter (RRM)
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Dynamic Channel Allocation (DCA)
Pregunta 20
Pregunta
Site survey tools can be grouped into three basic categories based on their installation base:
Respuesta
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Standalone
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Open-Standard
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Server-based
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Cloud-based
Pregunta 21
Pregunta
Three basic types of site survey that you can perform as you plan and deploy a wireless network:
Respuesta
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Predictive survey
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Passive survey
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Active survey
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Standalone
Pregunta 22
Pregunta
Analyze the environment to select AP locations when no APs have been deployed yet;
Respuesta
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Predictive survey
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MCS
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Honeycomb
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Passive survey
Pregunta 23
Pregunta
What tool to detect and identify any sources of interference you might encounter in the wireless coverage area.
Respuesta
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spectrum analyzer
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Mapping Tool
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Fluke Networks
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RRM
Pregunta 24
Pregunta
Which tools perform predictive site survey:
Respuesta
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Ekahua Site Survey
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Fluke Networks AirMAgnet Survey Pro
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PI
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MetaGeek Chanalyzer
Pregunta 25
Pregunta
To measure the effects of any existing APs in an area,
Respuesta
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Passive
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Active
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Spectrum Analyzer
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RRM
Pregunta 26
Pregunta
AP is self-contained; it is equipped with both wired and wireless hardware so that the wireless client associations can be terminated onto a wired connection locally at the AP.
Respuesta
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Autonomous AP
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FlexConnect
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LAP
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Converge Network
Pregunta 27
Pregunta
To help manage more and more autonomous APs as the wireless network grows, AP management function is pushed out of the enterprise and into the Internet cloud.
Respuesta
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Cloud-based Architecture
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Autonomous
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FlexConnect
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Central APs
Pregunta 28
Pregunta
This logical plan used traffic used to control, configure, manage, and monitor the AP itself
Respuesta
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Control plane
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Data plane
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MCS
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Central Routing
Pregunta 29
Pregunta
This logical plan used end-user traffic passing through the AP.
Respuesta
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Data Plane
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ACI
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Control Plane
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Trunk
Pregunta 30
Pregunta
In a split-MAC Architectures which of the following are management functions:
Respuesta
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RF Management
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MAC Management
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Encryption
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RF Transmit/Receive
Pregunta 31
Pregunta
In a split-MAC Architectures which of the following are management functions:
Respuesta
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Client Authentication
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QOS
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Security Management
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MAC Management
Pregunta 32
Pregunta
LAP gets its name because the code image and the local intelligence are stripped down, or lightweight, compared to the traditional autonomous AP.
Respuesta
- True
- False
Pregunta 33
Pregunta
The management functions are usually performed on a access switch, Split-MAC Architectures
Respuesta
- True
- False
Pregunta 34
Pregunta
Tunneling protocol makes this all possible by encapsulating the data between the LAP and WLC within new IP packets.
Respuesta
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CAPWAP
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RRM
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WAP-TLS
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Trunk
Pregunta 35
Pregunta
Messages are authenticated, encrypted, and used for exchanges that are used to configure the LAP and manage its operation over port 5246.
Respuesta
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CAPWAP control messages
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Roaming Control
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CAPWAP data
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Trunk
Pregunta 36
Pregunta
Every LAP and WLC must also authenticate each other with digital certificates. An X.509 certificate is preinstalled in each device when it is purchased.
Respuesta
- True
- False
Pregunta 37
Pregunta
What is a band and number of channels for 2.4 GHz range?
Respuesta
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4.075 - 4.875 and 1 thru 14
-
4.125 - 4.805 and 3 thru 14
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2.412 - 2.484 and 1 thru 14
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2.125 - 2.805 and 3 thru 14
Pregunta 38
Pregunta
The channel spacing is known as the
Respuesta
-
channel separation
-
uplink
-
channel bandwidth
-
number of frequencies
Pregunta 39
Pregunta
According to power measurements, which are absolute powers
Respuesta
-
watts
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milliwatts
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centimeters
-
amps
Pregunta 40
Pregunta
The decibel (db) is a handy function used logartihms to compare absolute measurement.
Respuesta
- True
- False
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