Which practice contributes most significantly to green computing in datacenters?A.Increasing the number of cooling units.B. Implementing dynamic voltage and frequency scaling (DVFS) for CPUs.C. Using dedicated physical servers for each application.D. Reducing the server maintenance schedule.E. Keeping datacenter temperatures below 20°C.
Question
Which practice contributes most significantly to green computing in datacenters?A.Increasing the number of cooling units.B. Implementing dynamic voltage and frequency scaling (DVFS) for CPUs.C. Using dedicated physical servers for each application.D. Reducing the server maintenance schedule.E. Keeping datacenter temperatures below 20°C.
Solution
The practice that contributes most significantly to green computing in datacenters is B. Implementing dynamic voltage and frequency scaling (DVFS) for CPUs.
Here's why:
A. Increasing the number of cooling units - This might actually increase energy consumption as cooling units themselves require a significant amount of energy to run.
B. Implementing dynamic voltage and frequency scaling (DVFS) for CPUs - This is the most energy-efficient practice among the options. DVFS allows the CPU to adjust its voltage and frequency according to the actual needs, which can significantly reduce the power consumption.
C. Using dedicated physical servers for each application - This practice can lead to underutilization of resources and hence is not energy efficient.
D. Reducing the server maintenance schedule - This might lead to more frequent breakdowns and hence is not energy efficient.
E. Keeping datacenter temperatures below 20°C - This would require a lot of energy for cooling and hence is not energy efficient.
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Data centers are major consumers of electricity, and improving their efficiency can significantly reduce energy consumption. Group of answer choicesTrueFalse
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