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Exam DEA-1TT5 topic 1 question 4 discussion

Actual exam question from Dell's DEA-1TT5
Question #: 4
Topic #: 1
[All DEA-1TT5 Questions]

The Ethernet switch has eight ports and all ports must be operational for 24 hours, from Monday through Friday. However, a failure of Port 4 occurs as follows:

Monday = 8 PM to 11 PM -

Wednesday = 7 PM to 10 PM -

Thursday = 6 AM to 12 PM -
What is the MTTR of Port 4?

  • A. 28 hours
  • B. 2 hours
  • C. 38 hours
  • D. 4 hours
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Suggested Answer: D 🗳️
by vilokkumar at Dec. 9, 2022, 12:54 p.m.

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Vijay81
4 months ago
D. 4 hours
upvoted 1 times
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SherryVJ
5 months, 1 week ago
MTTR = Total downtime for Port 4 / Number of failures of Port 4 MTTR = 12 hours / 3 = 4 hours Therefore, the MTTR of Port 4 is 4 hours (Option D).
upvoted 1 times
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Oran
6 months ago
Selected Answer: D
MTTR = Total downtime / Number of failures
upvoted 1 times
...
Axterix2612
7 months, 3 weeks ago
Selected Answer: D
D is correct
upvoted 1 times
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Rv2190
10 months, 1 week ago
Selected Answer: D
MTTR=12 hours outage/ 3 fails = 4 hours
upvoted 1 times
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Andreasz
10 months, 3 weeks ago
Selected Answer: D
agreed
upvoted 1 times
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Edgardomd
11 months, 3 weeks ago
Selected Answer: D
MTTR = Total downtime / Number of failures MTTR = 12 hrs / 3 N° failures = 4 Hrs
upvoted 1 times
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vilokkumar
1 year, 1 month ago
MTTR=12 hours outage/ 3 days outage = 4 hours
upvoted 2 times
...
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