Cisco 200-355 - CCNA Wireless Implementing Cisco Wireless Network Fundamentals Exam
Page: 1 / 120
Total 600 questions
Question #1 (Topic: RF Fundamentals)
In the current RF environment, the noise floor is -95 dBm. A tablet needs an SNR of 25 dB to transmit at the required speed. What must the RSSI cell edge be to
meet the required SNR?
meet the required SNR?
A. -120 dBm
B. -90 dBm
C. -70 dBm
D. -60 dBm
E. -50 dBm
Answer: C
Question #2 (Topic: RF Fundamentals)
An access point is currently transmitting at 4 mW. The customer needs to increase its signal strength by 6 dB to create a larger wireless cell. What should the new
transmit power be?
transmit power be?
A. 8 mW
B. 10 mW
C. 12 mW
D. 16 mW
E. 24 mW
Answer: D
Question #3 (Topic: RF Fundamentals)
A wireless engineer has been asked to plan a deployment covering the aisles of a warehouse with optimal coverage while bleeding RF across aisles. Which
antenna type provides the necessary coverage?
antenna type provides the necessary coverage?
A. patch
B. omnidirectional
C. Yagi
D. parabolic dish
Answer: A
Question #4 (Topic: RF Fundamentals)
Which two principles must be considered when deploying a wireless network through a wooded area? (Choose two.)
A. absorption
B. reflection
C. diffraction
D. scattering
E. refraction
Answer: AD
Question #5 (Topic: RF Fundamentals)
What is an interferer that an engineer may see in Cisco CleanAir?
A. microwave ovens
B. rogue APs
C. malicious clients
D. co-channel interference
Answer: A
