Airflow in a Server: Improve Cooling Efficiency | Exam SK0-004

Assisting Airflow and Cooling in a Server

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Question

Which of the following assists with airflow in a server? (Select TWO).

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Explanations

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A. B. C. D. E.

CD.

The two components that assist with airflow in a server are:

  1. Shroud: A shroud is a cover or shield that helps direct the airflow within a server. It is typically installed over the server's fans and acts as a tunnel to guide the air over the hot components such as CPUs, RAM, and hard drives. The shroud also ensures that the airflow is directed in the right direction and prevents the air from escaping through unintended paths.

  2. Baffle: A baffle is a component that helps direct airflow in a specific direction. It is usually installed within the server chassis to direct the flow of air over the components that require cooling. The baffles may be designed to create a specific airflow pattern that ensures that the hot components are adequately cooled. They may also be used to prevent hot air from recirculating within the server chassis.

The other options are:

  • Riser cards: Riser cards are used to allow expansion cards to be mounted vertically in a server. They do not contribute to the server's airflow but may impact the server's temperature indirectly by adding more heat-generating components.

  • Water cooling: Water cooling is a method of cooling a server by circulating water through a system of tubes and blocks that absorb the heat from the server's components. While water cooling can be more efficient than air cooling, it does not assist with airflow within the server.

  • Heat sinks: Heat sinks are used to dissipate heat from a component, such as a CPU or chipset, by transferring it to the surrounding air. While heat sinks are important for cooling components, they do not contribute to the server's overall airflow.

In summary, the two components that assist with airflow in a server are the shroud and baffle, which are designed to direct the flow of air over the hot components that require cooling.