March 2022
Intermediate to advanced
304 pages
8h 5m
Japanese
Content preview from ITIL 4の教本 ベストプラクティスで学ぶサービスマネジメントの教科書
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282
「サービス継続性」とは、サービスをずっと継続して提供し続けることです。これ
はP.260で紹介した「可用性」（使いたいときに使えること）と似ていますが、「サー
ビス継続性」の場合は、特に次のような特殊な場合（いわゆる「不測の事態」）に特
化した継続性を意味します。
例
・災害 ： 地震、津波、洪水、台風、大雪、火山の噴火等の自然災害、および、
戦争、原発事故、有害物質の流出等の人的災害など
・テロ
： 爆弾テロや人質を取るテロをはじめ、サイバーテロやバイオテロ
も含む
・パンデミック
：感染症や伝染病が、国内または世界中に拡大すること
＞＞
定義
第 8 章 プラクティス・ガイド
8.27
「サービス継続性」とは？
【サービスマネジメント・プラクティス】
サービス継続性管理
［不測事態］
戦略層
戦術層
運用層
参 考
災害
上記の全てを含め、その結果として多大な被害が出ている状況を「災害」と呼ぶこともあり、
この後紹介する「サービス継続性管理の目的」内の「災害」は、この広い意味で使用されてい
ます。
災害
組織に大きな損害や深刻な損失をもたらす、予定外の突然の出来事。
出典「ITIL 4 ファンデーション」
サービス継続性管理 ［不測事態］
8.2 7
283
「サービス継続性」を管理する理由は、万が一の不測の事態でも、提供しなくては ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.