Cisco 644-334 Dumps

Lead2Pass Additional Proctored Exams for Validating Knowledge 644-334 exam questions which contain almost 100% correct answers are tested and approved by senior Cisco lecturers and experts. They have been devoting themselves to providing candidates with the best study materials to make sure what they get are valuable. 644-334 practice tests are written to the highest standards of technical accuracy which can make you succeed in the exam.

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

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

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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