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稼働率は「MTBF ÷ (MTBF + MTTR)」の1行|ITパスポートTIPS

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稼働率は、「動いている時間の割合」です。MTBF(平均故障間隔)が400時間、MTTR(平均修理時間)が100時間なら、1行で出せます。

print(400 / (400 + 100))   # 0.8(80%)

修理を早く(MTTRを小さく)するほど、稼働率が上がります。

AI活用で作成(コードの結果は実行して確認済み)。試験の範囲は変わるため、IPAの公式情報も確認してください。

やさしい説明(無料): https://yhy-coding.github.io/info-sites/it-shikaku/itpass-units/index.html

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