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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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.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.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.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.
39
1
I
T
関連用語
用語に関連する話
用語の使用例
仮想化
な いものをあるように 見 せ か ける
C P U や メ モ リ 、デ ィス ク 、ネ ットワ ーク な どを 疑 似 的 に ソ フトウ ェ ア で 実 現 す ること 。 1 つ の
ハードウェアを複数に見せかけたり、逆に複数のハードウェアを 1 つに見せかけたりできる。
例えば 、仮 想マシンを使うと、1 つ のコンピュータ上 で 複 数 のコンピュータや O S を使える
ため、macOS 上で Windows 7 や Windows 10 を実行するなどの使い方が可能。
「サーバーを仮想化したら、それだけスペースも確保できるね。」
ディスクを仮想化
仮想ディスクは、ハードディスク
やCDなどを仮想化し、イメージ
ファイルと呼ばれるファイルに
保存することで、ディスクが挿入
されているかのように扱える。
メモリを仮想化
仮想メモリは物理的なメモリの
容量にとらわれずに使えるメモ
リのしくみ。ハードディスクなど
の記憶装置を仮想的に使用し、大
容量のメモリとして扱える。
ネットワークを仮想化
仮想ネットワークは、ルーターや
スイッチなどのハードウェアを
仮想化することで、ネットワーク
の保守・運用・管理の手間とコス
トを大きく削減できる。
いろんなものに
変身できるよ！
物理〇〇と論理〇〇
……P90
仮想マシン
……P225
仮想メモリ
……P226
Keyword
026
▶
か そうか
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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.