May 2019
Beginner to intermediate
296 pages
6h 58m
Japanese
Content preview from IT用語図鑑 ビジネスで使える厳選キーワード256
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90
関連用語
用語に関連する話
用語の使用例
物理〇〇と論理〇〇
フォーマット形式での違い
ハードディスクをフォーマット
する場合、物理フォーマットでは
ディスク全体を初期化するのに
対し、論理フォーマットでは管理
情報の部分のみを初期化する。
装置の実体の有無
ハードディスク装置を考えたと
き、物理ドライブは装置の実体を
表すのに対し、論理ドライブでは
1つの機器でも複数のドライブが
あるように見せかけられる。
削除方法での違い
データベースなどからデータを
削除する場合、物理削除は完全に
データを削除するが、論理削除で
は削除フラグを立てるなどの方
法でデータを非表示にする。
頭の中で想像する
一 般 的に目に見える、実 体 のあるハードウェアに近 いものを物 理 〇 〇ということが 多く、そ
の物理的なものを見かけ上で実体があるようにソフトウェア的に扱う方法に論理〇〇があ
る。ただし、この 〇〇に当てはまる言 葉によって、その 指す 内容はまったく異なる。この「論
理 」は「仮 想 」に近い 考え方 で、想 像 上のものだと言える。
▶
ぶ つり○ ○
▶
ろんり○ ○
Keyword
075
「IT用語には物理〇〇とか論理〇〇という言葉が多くてわかりにくい。」
仮想化
……P39
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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.