DU0-001 · Question #136
How does poor network cable management within an IT rack lead to IT equipment damage?
The correct answer is A. Obstructs airflow. Poor cable management in an IT rack obstructs airflow, which prevents servers and equipment from dissipating heat effectively, causing components to overheat and ultimately leading to hardware damage or failure. Option B is incorrect because the weight of cables is negligible…
Question
Options
- AObstructs airflow
- BAdds weight to servers
- CRequires the need for more cabling
- DCauses cable to exceed bend radius
How the community answered
(27 responses)- A74% (20)
- B15% (4)
- C4% (1)
- D7% (2)
Explanation
Poor cable management in an IT rack obstructs airflow, which prevents servers and equipment from dissipating heat effectively, causing components to overheat and ultimately leading to hardware damage or failure. Option B is incorrect because the weight of cables is negligible compared to the structural load ratings of racks and does not physically damage equipment. Option C is wrong because poor management does not inherently require more cabling - it is a disorganization problem, not a quantity problem. Option D, exceeding bend radius, is a real concern for fiber optic cables but is a separate issue from general rack cable management and is not the primary mechanism linking cable disorganization to equipment damage.
Memory tip: Think "cables block cooling" - in a rack, airflow moves front-to-back (or side-to-side) to cool components, and tangled cables act like a wall that traps hot air around your equipment.
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