pass4sure Nortel 920-504 2.83

Carrier Ethernet Operations. : 920-504 Exam

Exam Number/Code: 920-504
Exam Name:Carrier Ethernet Operations.

“Carrier Ethernet Operations.”, also known as 920-504 exam, is a Nortel certification. With the complete collection of questions and answers, Pass4sure has assembled to take you through 50 Q&As to your 920-504 Exam preparation. In the 920-504 exam resources, you will cover every field and category in Other Nortel Certification helping to ready you for your successful Nortel Certification.

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QUESTION 4
What is the main purpose of admission control?
A. traffic policing
B. facilitates buffer management
C. reduces VoIP packet overhead
D. ensures sufficient resources are available before admitting new traffic
Answer: D
QUESTION 5
Which factor affects the perceptibility of echo in a voice network?
A. packet loss
B. choice of CODEC
C. Long Return from Procedure (RETL)
D. Talker Echo Loudness Rating (TELR)
Answer: D
QUESTION 6
What type of QoS mechanisms is capable of delivering hard QoE?
A. nodal
B. DiffServ
C. distributed
D. end-to-end centralized
E. traffic policing and shaping
Answer: D

pass4sure Nortel 920-504 Questions and Answers : 50 Q&As
Updated: October 1st , 2008
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