Wireless Site Survey Engineer Exam Practice Test
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- 1.The Crocker company has generated a visual model of RF coverage for their building b y using predictive modeling site survey software. The next step requires validation with a manual site survey. What modeling parameters should be validated during the manual site survey?
- A.
AP placement and power settings
- B.
Throughput
- C.
Coverage boundaries
- D.
. Encryption settings
- E.
Roaming parameters
- 2.) Which potential regional weather conditions can adversely affect an outdoor wireless bridge link and should be noted during an outdoor site survey? (Choose two that apply.)
- A.
. Lightning
- B.
Dew point
- C.
Wind
- D.
Cloud cover
- E.
Thunder
- 3.Name the major types of coverage analysis site surveys. (Choose three that apply.)
- A.
Assisted
- B.
. Self-organizing
- C.
Manual
- D.
Capacity
- E.
Predictive
- 4.) ACME Hospital uses a connection-oriented telemetry monitoring system in the cardiac care unit. Management wants the application avalable of a WLAN. Uptime is very important because of the critical nature of the monitoring system. What should the site survey engineer be looking for that might cause a loss of communication over the WLAN? (Choose three that apply.)
- A.
. Medical equipment interference
- B.
Safety glass
- C.
Patients
- D.
Bedpans
- E.
Elevator shafts
- 5.Which type of coverage analysis requires a radio card to be associated to an access point?
- A.
. Associated
- B.
Passive
- C.
. Predictive
- D.
Assisted
- E.
Active
- 6.Which of the following tools can be used in an indoor site survey? (Choose three that apply.)
- A.
Measuring wheel
- B.
GPS
- C.
Ladder
- D.
Battery pack
- E.
Microwave oven
- 7.) Which of the following tools might be used in an outdoor site survey used to provide outdoor coverage? (Choose all that apply.)
- A.
Spectrum Analyzer
- B.
NEMA grade access point
- C.
Outdoor blueprints or topography map
- D.
Mesh routers
- E.
GPS
- 8.) Name two potential sources of interference in the 5 GHz UNII band.
- A.
Microwave oven
- B.
Cordless phones
- C.
FM radios
- D.
. Radar
- E.
Nearby 802.11b/g WLAN
- 9.Which of these measurements are taken during passive manual site survey? (Choose two that apply.)
- A.
. SNR
- B.
DBi
- C.
DBm
- D.
DBd
- 10.) Mr. Cherry is the site survey engineer for the ACME Corporation, which wants to deploy a VoWiFi network. Because of the latency requirements of VoIP, he is concernted about layer 2 retransmissions. A spectrum analysis site survey has determined that there are no sources of RF interference. During the active survey of manual coverage, he finds a layer 2 retry rate exceeding 15 percent in some areas of the facility but not others. What is the likely cause of the layer 2 retransmissions?
- A.
Cellular phone system
- B.
Free space path loss
- C.
Brick walls
- D.
Multipath
- E.
High density of users
- 11.) Name the necessary calculations for an outdoor bridging survey under five miles? (Choose four that apply.)
- A.
. Link budget
- B.
Free space path loss
- C.
. Fresnel zone
- D.
Fade margin
- E.
Height of the antenna beamwidth
- 12.Name potential sources of interference that might be found during a 2.4GHz site survey. (Choose four that apply.)
- A.
Toaster oven
- B.
Nearby 802.11 FHSS access point
- C.
Plasma cutter
- D.
Bluetooth headset
- E.
2.4 GHz video camera
- 13.) Which of the following tools can be used in an indoor 802.11 site survey? (Choose four that apply.)
- A.
Multiple antennas
- B.
902 to 928 MHz spectrum analyzer
- C.
Client adapter
- D.
Access point
- E.
Floor plan map
- 14.Ms. Williams is a site survey engineer who is planning to deploy a wireless controller solution with dual-radio, dual-frequency lightweight access points. The employees will be assigned to the 5GHz network and the guest users will be assigned to the 2.4GHz network. CCMP/AES encryption will be required for the employees, while the guest users will only use static WEP. Name the possible choices that Mr. Williams has for coverage analysis? (Choose the two best answers.)
- A.
. Conduct a predictive site survey for the 5GHz network and an assisted site survey for the 2.4 GHz network.
- B.
. Install the thin access points in a grid and conduct an assisted site survey for both networks.
- C.
Conduct manual coverage analysis for the 2.4 GHz network first and then conduct manual coverage analysis for the 5GHz network.
- D.
Conduct a predictive site survey for the 2.4 GHz network and an assisted site survey for the 5GHz network.
- E.
. Conduct manual coverage analysis for the 5GHz network first and then conduct manual coverage analysis for the 2.4 GHz network based on teh AP placement of the 5GHz APs.
- 15.Bob has to perform a site survey for a WLAN by using a multiple channel architecture (MCA) system in a 20-story building with multiple tenants. What should Bob consider during the planning and implementation stages of the site survey? (Choose two that apply.)
- A.
Other tenants' WLANs
- B.
Only WLAN controller solutions with lightweight APs should be deployed and not autonomous access points.
- C.
Access points should use high-gain omnidirectional antennas to provide coverage across multiple floors.
- D.
Access points should be at full transmit power to provide coverage across multiple floors.
- E.
. The cell coverage of each access point should extend to only one floor above and one floor below to create a three-dimensional channel reuse pattern.
- 16.Which of the following tools may be found within an indoor site survey kit? (Choose three that apply.)
- A.
Digital camera
- B.
Colored electrical tape
- C.
Grid antenna
- D.
Access point enclosure unit
- E.
. Temporary mounting gear
- 17.Ms. Turner is a site survey engineer who has to deploy eighty 2.4 GHz lightweight access points in a warehouse with long corridors and metal racks. A WLAN controller will be used to manage all the access points. Six hundred bar code scanners will be deployed throughout the warehouse using WPA2-Personal for security. Which is the most important site survey tool to ensure the best performance throughout the warehouse?
- A.
802.11a/b/g multistation emulator
- B.
Directional antennas
- C.
Predictive analysis software
- D.
Security analysis software
- E.
All of the above
- 18.What access point settings should be recorded during manual coverage analysis? (Choose two that apply.)
- A.
Power settings
- B.
Encryption settings
- C.
Authentication settings
- D.
Channel setting
- E.
IP address
- 19.Which type of manual coverage analysis does not requires a radio card to be associated to an access point?
- A.
Associated
- B.
Passive
- C.
Predictive
- D.
. Assisted
- E.
Active
- 20.Which type of site survey uses modeling algorithms and attenuation values to create visual models of RF coverage cells?
- A.
Associated
- B.
Passive
- C.
Predictive
- D.
Assisted
- E.
Active
- 21.The IEEE 802.3af amendment has been incorporated into the IEEE Std. 802.3-2005 revised standard and is defined in which clause?
- A.
Clause 15
- B.
Clause 17
- C.
Clause 19
- D.
Clause 33
- E.
Clause 43
- 22.If a classification signature is not provided, the device is considered to be in what class?
- A.
0
- B.
1
- C.
2
- D.
3
- E.
4
- 23.Which types of PoE devices are defined by the standard? (Choose two that apply)
- A.
. PSE
- B.
. PPE
- C.
PD
- D.
PT
- 24.A powered device (PD) must be capable of accepting up to how many volts from either the data lines or the unused pares of the Ethernet cable?
- A.
14.5 volts
- B.
. 20.5 volts
- C.
48 volts
- D.
57 volts
- 25.) To qualify as compliant with 802.3-2005, Clause 33, a powered device (PD) must do which of the following? (Choose three that apply)
- A.
Be able to accept power in either of two ways: over the data pairs or over the unused pairs.
- B.
Reply to the PSE with a detection signature.
- C.
Accept power with either polarity from the PSE.
- D.
Reply to the PSE with a classification signature.
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