300-425 Practice Test

300-425 Practice Test practice questions, page 3 of 11, with answer review and explanations.

Question 11

A wireless engineer is utilizing the voice readiness tool in Cisco Prime for a customer that wants to deploy Cisco IP phones. Which dBm range is the network inspected against?

  1. גˆ’78 to גˆ’65 dBm
  2. גˆ’72 to גˆ’67 dBm
  3. גˆ’85 to גˆ’65 dBm
  4. גˆ’85 to גˆ’67 dBm

Question 12

What causes the most signal attenuation, based on the wireless design tools?

  1. cinder block wall
  2. metal door
  3. glass wall
  4. office window

Question 13

A wireless engineer is performing a post verification of a wireless network. Which two metrics does the engineer verify to ensure that the wireless network can support voice services? (Choose two.)

  1. The coverage area must have a noise floor that does not exceed גˆ’87 dBm.
  2. The client device must have at least an גˆ’67 dBm RSSI.
  3. The rate of retransmitted packets must be 15 percent or below.
  4. The rate of retransmitted packets must be 20 percent or below.
  5. The client device must have at least an גˆ’65 dBm RSSI.

Question 14

An engineer must decide the cell overlap for a wireless voice deployment. Which Cisco measurement recommendation should be considered?

  1. The edge of the cell should be גˆ’67 dBm.
  2. The edge of the cell should be below 35 RSSI.
  3. The measurement should be done on the 2.4-GHz band.
  4. One AP should be deployed per 3000 square feet.

Question 15

A wireless engineer is using Ekahau Site Survey to validate that an existing wireless network is operating as expected. Which type of survey should be used to identify the end-to-end network performance?

  1. GPS assisted
  2. spectrum analysis
  3. passive
  4. active ping