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申論題資訊

試卷:109年 - 109國立臺灣大學_碩士班招生考試_電機工程研究所丙組:計算機結構與作業系統(A)#105855
科目:台大◆電機◆計算機結構與作業系統(A)
年份:109年
排序:0

題組內容

11. (5 points) One critical factor in powering a server farm is cooling.   If heat is not removed from the computer efficiently, the fans will blow hot air back onto the computer, not cold air.   We will look at how different design decisions affect the necessary cooling, and thus the price, of a system.   Please use the components and devices in the following for your power calculations.61e6570315497.jpg Please answer which of the following statements is/are correct.

申論題內容

(a) A cooling door for a rack costs $4000 and dissipates 16 KW (into the room; additional cost is required to get it out of the room). The cooling door can cool 223 servers with a P2 processor, an M2 DRAM, and a single D2 hard drive.