Wireless interview questions part 11
Wireless interview questions part 11
Take as many assements as you can to improve your validate your skill rating
Total Questions: 20
1. Which of the following is a type of wireless network interference that can originate from a nearby radio wave transmitter?R
Correct Answer is : RFI
2. What is the primary purpose for conducting a site survey?
Correct Answer is : To ensure that a WLAN design provides sufficient signal strength and bandwidth to planned stationary or mobile nodes.
3. Which of the following can cause interference in an RF transmission?
Correct Answer is : All of the above
4. When planning a WLAN, what characteristic addresses the number of nodes supported by each access point and the bandwidth of the WLAN?
Correct Answer is : Capacity
5. When planning a WLAN, what characteristic addresses the range and signal strength of the transmitted signal of the WLAN?
Correct Answer is : Coverage
6. What term is used to designate the nodes in an ad-hoc network?What term is used to designate the nodes in an ad-hoc network?
Correct Answer is : Independent basic service set
7. What type of interference is emitted by nearby electrical motors, appliances, or faulty connections?
Correct Answer is : EMI
8. What is the WLAN topology in use on a network with more than one access point?
Correct Answer is : Extended service set
9. What is the receive signal strength indicator used to measure?
Correct Answer is : The strongest signal on a particular channel at a specific location.
10. What is the measurement used to indicate the amount of interference to a particular location?
Correct Answer is : SNR
11. IEEE __________ WLANs primarily operate on the 2.4 GHz Industrial, Scientific, and Medical (ISM) frequency band.
Correct Answer is : 802.11
12. In RF terminology, a metal box is any metallic or __________ object that blocks or absorbs a transmitted RF signal.
Correct Answer is : Magnetic
13. Different stationary objects create different levels of __________ in the RF signal.
Correct Answer is : Attenuation
14. IEEE 802.11b and 802.11g provide for __________ non-overlapping channels.
Correct Answer is : 3
15. IEEE 802.11a standard provides for __________ non-overlapping channels
Correct Answer is : 8
16. Because the RF spectrum of the 802.11a standard has a higher __________ rate, it generally has a shorter range than the 802.11b standard.
Correct Answer is : Absorption
17. Each of the wireless nodeEach of the wireless nodes in an ad-hoc WLAN is a __________.s in an ad-hoc WLAN is a __________.
Correct Answer is : IBSS
18. When extending an existing wireless network, if additional access points must be installed, the design issues of overlap, redundancy, and __________ must also be considered.
Correct Answer is : Roaming
19. A __________ is performed to fully understand how radio waves will behave in a certain area, before the actual installation of a WLAN proceeds.
Correct Answer is : Site survey
20. An RF __________ analyzer is a specially designed RF receiver that is able to receive a wide range of signals, but usually within a user-defined range.An RF __________ analyzer is a specially designed RF receiver that is able to receive a wide range of signals, but usually within a user-defined range.
Correct Answer is : Spectrum
