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Exam 701-100 All Questions

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Exam 701-100 topic 1 question 42 discussion

Actual exam question from LPI's 701-100
Question #: 42
Topic #: 1
[All 701-100 Questions]

How does Prometheus gather information about monitored hosts and services?

  • A. It implements the ICMP and SNMP protocols to ping and query remote services.
  • B. It opens a webhook where monitored applications have to submit various metrics.
  • C. It uses HTTP to retrieve JSON encoded metrics from the monitored objects.
  • D. It queries a relational database for metrics written to the database by monitored applications.
  • E. It runs scripts on the Prometheus server which perform tests and return various metrics.
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Suggested Answer: E 🗳️
Reference https://dzone.com/articles/monitoring-with-prometheus
by hector1978 at Feb. 17, 2020, 9:05 a.m.

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ignasi
2 months, 4 weeks ago
I think is C but you need to use an json exporter
upvoted 2 times
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hamzaab
1 year, 5 months ago
whey we say Prometheus we say HTTP
upvoted 1 times
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hythalo
2 years, 2 months ago
I think C is wrong because metrics are text-based and not json encoded. https://prometheus.io/docs/instrumenting/exposition_formats/
upvoted 2 times
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hmagroun
2 years, 9 months ago
The correct answer is C see: https://prometheus.io/docs/introduction/overview/#features "Features ... time series collection happens via a pull model over HTTP ..."
upvoted 3 times
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hector1978
2 years, 11 months ago
I don't agree. Prometheus uses HTTP to monitor objects. The correct answer is C
upvoted 2 times
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