Optical Metro 3500 Operations and Maintenance : 920-505 Exam

Exam Number/Code: 920-505
Exam Name:Optical Metro 3500 Operations and Maintenance

“Optical Metro 3500 Operations and Maintenance”, also known as 920-505 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 920-505 Exam preparation. In the 920-505 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
Which is the correct description of the Dijkstra Algorithm?
A. The algorithm calculates the shortest path between two points in a network.
B. The algorithm builds an IP forwarding table based on destination addresses.
C. The algorithm prioritizes paths between any two points in a network according to
distance.
D. The algorithm creates a (mathematical) graph of interconnections between network
nodes.
Answer: A
QUESTION 5
The convergence time for STP is within which range?
A. 50-100 milliseconds
B. 0.5-1 second
C. 1-3 seconds
D. 35-45 seconds
Answer: D
QUESTION 6
Which statement is true about checksums in a IPv6 header?
A. It is carried in an extension header when it is needed.
B. It has to be extended to cover the whole packet to improve the robustness of the
protocol.
C. All transport protocols for IPv6 have to carry a checksum which protects all the fields
in the IPv6 header.
D. It does NOT carry a checksum because the link and transport layer checksums provide
adequate protection for the packet.
Answer: D

pass4sure Nortel 920-505 Questions and Answers : 50 Q&As
Updated: October 3rd , 2008
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