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Exin CDCP Exam - Topic 8 Question 30 Discussion

Which design consideration should be implemented with an Inergen-based fire suppression system?
B) Install the gas containers (tanks) close to the data centre.
A) Install protective covers around the nozzles to avoid accidental gas dumps.
C) To use Inergen only for fires which are not related to electrical power.
D) Pressure relief valves are required in the room that needs protection.

Exin CDCP Exam - Topic 8 Question 30 Discussion

Actual exam question for Exin's CDCP exam
Question #: 30
Topic #: 8
[All CDCP Questions]

Which design consideration should be implemented with an Inergen-based fire suppression system?

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Suggested Answer: B

Single-mode cabling and multi-mode cabling are two types of fiber optic cables that differ in their core diameter, wavelength, light source, bandwidth, distance, and cost. Single-mode cabling has a smaller core diameter and uses a laser as a light source, which enables it to transmit data over longer distances and higher bandwidths. However, single-mode cabling is also more expensive than multi-mode cabling, because it requires more precise alignment and splicing, and more costly light sources and connectors. Multi-mode cabling has a larger core diameter and uses LEDs or VCSELs as a light source, which makes it cheaper and easier to install and maintain. However, multi-mode cabling also has a shorter distance and lower bandwidth than single-mode cabling, because it suffers from more modal dispersion and attenuation.


1: Data Center Cabling: Single Mode vs Multimode Fibers2, page 1, section 1 3: Single Mode vs Multimode Fiber Cable Guide4, page 1, section 1 5: Single-Mode vs. Multi-Mode Fiber Cables: Explained6, page 1, section 1 7: 2 Types of Fiber Optic Cable: Single Mode vs. Multimode Fiber8, page 1, section 1

by Crista at Jan 09, 2025, 03:03 PM

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Jennie
9 months ago
Yeah, I think A is a must-have for any system like this.
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Carman
9 months ago
Wait, are we really saying D is necessary? That seems excessive!
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Darrel
10 months ago
C is a myth, Inergen can be used for electrical fires too!
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Aleisha
10 months ago
I disagree, B makes more sense for quick response.
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Antione
10 months ago
A is definitely important to prevent accidental discharges.
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Twana
10 months ago
Pressure relief valves sound familiar, but I can’t recall if they’re mandatory for Inergen systems or just a good practice in general.
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Maile
10 months ago
I’m a bit confused about the electrical fire aspect. I thought Inergen could be used for electrical fires, but maybe I’m mixing it up with another system?
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Crista
11 months ago
I think I practiced a question similar to this where we discussed the placement of gas containers. It seems important for effectiveness.
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Marya
11 months ago
I remember something about needing to protect the nozzles, but I’m not sure if it was specifically about Inergen.
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Kenia
11 months ago
Pressure relief valves, that's the key! The room needs to be able to vent the gas properly. I'm going with option D.
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Eric
11 months ago
I'm a bit confused on this one. I know Inergen is a gas-based system, but I'm not sure about the specific design requirements. Maybe I should review my notes on this topic.
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Nancey
11 months ago
Okay, let's see. I'm pretty sure the answer has to do with protecting the nozzles from accidental discharge. I'll go with option A.
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Vanda
11 months ago
Hmm, this seems like a tricky one. I'll need to think carefully about the design considerations for an Inergen-based fire suppression system.
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Ronnie
1 year ago
I bet the designer of this system had a real 'gas-tly' time coming up with these options. Pun intended!
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Beatriz
1 year ago
D) Pressure relief valves are required in the room that needs protection.
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Francoise
1 year ago
B) Install the gas containers (tanks) close to the data centre.
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Miesha
1 year ago
A) Install protective covers around the nozzles to avoid accidental gas dumps.
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Mary
1 year ago
C? Really? Inergen is primarily used for electrical fires, not for other types. That option doesn't make sense.
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Juliana
1 year ago
C? Really? Inergen is primarily used for electrical fires, not for other types. That option doesn't make sense.
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Ellen
1 year ago
D) Pressure relief valves are required in the room that needs protection.
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Verona
1 year ago
B) Install the gas containers (tanks) close to the data centre.
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Franchesca
1 year ago
A) Install protective covers around the nozzles to avoid accidental gas dumps.
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Tyra
1 year ago
B seems like a bad idea. The gas containers should be installed away from the data center to avoid potential damage in case of a fire.
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Delila
1 year ago
D) Pressure relief valves are required in the room that needs protection.
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Aide
1 year ago
A) Install protective covers around the nozzles to avoid accidental gas dumps.
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Sophia
1 year ago
I'm leaning towards A. Protective covers can prevent accidental gas discharge and keep the system safe.
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Stanford
1 year ago
But what about the risk of accidental gas dumps with option A?
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Oliva
1 year ago
I disagree, I believe option D is more important.
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Angella
1 year ago
D looks like the right answer to me. Pressure relief valves are essential for Inergen-based systems to prevent over-pressurization in the protected space.
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Chi
1 year ago
D) Pressure relief valves are required in the room that needs protection.
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Janine
1 year ago
C) To use Inergen only for fires which are not related to electrical power.
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Angelyn
1 year ago
B) Install the gas containers (tanks) close to the data centre.
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Georgiann
1 year ago
A) Install protective covers around the nozzles to avoid accidental gas dumps.
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Stanford
1 year ago
I think option A is the best choice.
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