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RAN-AZ900-00023
Ranvier · AZ900

Exam AZ900 Topics: cloud-concepts Difficulty: medium

The head of IT planning at a manufacturer is explaining to the board why traditional datacenter capacity planning is hard. Which pair of outcomes describes the risks of estimating resource needs in advance in a traditional datacenter?

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  1. A. Overestimate and applications suffer degraded performance; underestimate and you overspend on idle infrastructure
  2. B. Overestimate and you overspend on idle infrastructure; underestimate and the provider ships additional hardware overnight
  3. C. Overestimate and you overspend on infrastructure that sits idle; underestimate and your applications suffer degraded performance
  4. D. Overestimate and you still pay only for what you use; underestimate and performance is unaffected
Reveal answer

Correct answer: Overestimate and you overspend on infrastructure that sits idle; underestimate and your applications suffer degraded performance

Reference: https://learn.microsoft.com/en-us/training/modules/describe-cloud-compute/6-describe-consumption-based-model/

02 — The Myelin Layer · Canonical Discussion

Where the exam tries to trick you — and how those who passed solved it.

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✦ Consolidated Synthesis (Wiki) rev. #1 (baseline) · CC BY-SA 4.0
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Official Answer (C): Overestimate and you overspend on infrastructure that sits idle; underestimate and your applications suffer degraded performance

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