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Exin CDCP Exam - Topic 9 Question 43 Discussion

Actual exam question for Exin's CDCP exam
Question #: 43
Topic #: 9
[All CDCP Questions]

What is the effect of a high relative humidity in the data centre?

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Suggested Answer: D

High relative humidity in a data center can lead to corrosion of metal parts and electronic contacts, potentially causing failures. Electrostatic discharge is a risk with low humidity, not high.


CDCP Exam Preparation Guide, Environmental Controls

by Raylene at Nov 22, 2025, 09:21 AM

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Tawanna
3 days ago
C) sounds plausible, but I'm not sure.
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Merilyn
8 days ago
I think B) is wrong, humidity matters too.
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Nickolas
13 days ago
A) is definitely a risk!
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Stefany
18 days ago
B) In a data centre environment relative humidity is not important, only temperature matters. Wait, what? That can't be right.
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Melvin
24 days ago
I thought the answer was "All of the above, plus the risk of my coffee getting too humid."
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Louvenia
29 days ago
C) There is a risk of not properly functioning of the smoke detectors.
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Sherman
1 month ago
D) There is a risk of corrosion.
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Lea
1 month ago
I definitely remember something about electrostatic discharge being a risk, but I can't remember if that was related to high humidity or low humidity.
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Chery
1 month ago
I feel like we discussed how humidity is important in data centres, but I can’t recall if it was just about temperature or not.
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Anthony
2 months ago
I’m not sure, but I think I read somewhere that humidity affects smoke detectors too. Could it be C?
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Lili
2 months ago
I remember studying that high humidity can lead to corrosion, so I think D might be the right answer.
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Nickole
2 months ago
Okay, I'm leaning towards C on this one. If the humidity is too high, it could interfere with the proper functioning of the smoke detectors, which would be a major issue in a data centre. I'll double-check the other options, but that's my initial thought.
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Jennie
2 months ago
A) There is a risk of electrostatic discharge.
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Aleisha
2 months ago
I think the answer is D. High humidity can lead to corrosion of the metal components in the data centre, which could cause all sorts of problems. I remember learning about that in one of my IT courses.
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Marget
3 months ago
I think A is a big concern. Electrostatic discharge can damage equipment.
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Beatriz
3 months ago
B seems like the wrong answer to me. Even if temperature is the primary concern, relative humidity can't be ignored in a data centre environment. I'm pretty confident that A or D is the correct response here.
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An
3 months ago
Wait, are we really saying humidity doesn't matter? That's surprising!
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Judy
3 months ago
Hmm, I'm not sure about this one. I know that temperature is really important in a data centre, but I thought humidity was also a factor. I'll have to think this through a bit more.
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Mertie
3 months ago
I'm pretty confident that the answer is A. High relative humidity can definitely increase the risk of electrostatic discharge, which can damage sensitive electronic equipment in a data centre.
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