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Cisco 644-334 Exam -

Free 644-334 Sample Questions:

Q: 1
What does a Network Re-build 'consists of?
A. Replacing existing amplifiers with Wider-bandwidthproducts
B. Replacing existing amplifiers and subscriber taps with wider-bandwidthproducts
C. Construing a completely new plant in parallel with the old
D. segmenting thenodes
Answer: B

Q: 2
What is the difference between the levels when combining broadcast traffic and narrow cast traffic at optical receiver?
A. 2 dB
B. 4 dB
C. 8 dB
D. 16 dB
Answer: B

Q: 3
What is the target optical input level to a Cisco node?
A. -17dBm
B. 0dBm
C. +3dBm
D. +17dBm
Answer: B

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