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Exam DES-5221 topic 1 question 40 discussion

Actual exam question from Dell's DES-5221
Question #: 40
Topic #: 1
[All DES-5221 Questions]

When implementing QoS on a 10Gb connection, 6Gb is required by the customer. What QoS level best fits the requirement while keeping resource use to a minimum?

  • A. Differentiated service
  • B. Guaranteed service
  • C. FIFO
  • D. Best-effort service
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Suggested Answer: B 🗳️

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Hideo
1 year, 7 months ago
Selected Answer: B
Best-effort service: characterized by FIFO queue Guaranteed service (also called hard QoS): absolute reservation of network resources for specific traffic Differentiated service (also called soft QoS): some traffic is treated better than the rest; uses packet marking to identify the traffic class of a packet; provides network serice based on the class and priority
upvoted 1 times
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lobana
2 years, 9 months ago
Correct answer: A
upvoted 2 times
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