Question 1.
Which statement is true about digital signals as a receiver moves further away from the transmitter?

A. The gain is higher.
B. The amplitude is lower.
C. The amplitude is higher.
D. The delay spread increases.

Answer: B

Question 2.
Why should you use more than one antenna on an Access Point? (Choose two.)

A. The coverage area is larger.
B. An Access Point cannot operate with only one antenna.
C. Null zones within the coverage area are reduced or eliminated.
D. Reception is better if the transmitter is at the edge of the range.

Answer: C, D

Question 3.
Which type is ambient RF background noise?

A. wideband
B. sideband
C. edgeband
D. narrowband

Answer: A

Question 4.
What are antennas that radiate a toroid-shaped pattern?

A. broadband
B. directional
C. omni-directional
D. multi-directional

Answer: C

Question 5.
What is multipathing?

A. radio signals being reflected, refracted, and absorbed
B. a method used by wireless Access Points to correctly route traffic
C. a part of the design process used to determine Access Point location
D. a method used by mobile units to determine the best Access Point to associate with

Answer: A

Question 6.
What is FHSS?

A. Full Heterodyne Spread Spectrum
B. Frequency Hash Streaming System
C. Frequency Hopping Spread Spectrum
D. Function Harmonics Spread Sequence

Answer: C

Question 7.
Which two are characteristics of narrow band RF transmissions? (Choose two.)

A. require smaller antenna radiators
B. have an inherent high level of diversity
C. occupy less RF space than wideband RF transmissions
D. are more susceptible to interference than wideband RF transmissions

Answer: C, D

Question 8.
What is DSSS?

A. Digital Signal Stream System
B. Direct Sequence Spread Spectrum
C. Doppler Sending Spread Spectrum
D. Designated System Spread Spectrum

Answer: B

Question 9.
Which type of network should you use for wireless communication between a workstation and its peripherals?

A. Wide Area Network (WAN)
B. Local Area Network (LAN)
C. Personal Area Network (PAN)
D. Satellite Area Network (SAN)

Answer: C

Question 10.
What is the width of a single channel used by FHSS systems?

A. 1 MHz
B. 2 MHz
C. 11 MHz
D. 22 MHz

Answer: A

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