July 2026
Intermediate
484 pages
5h 36m
Chinese
Content preview from CompTIA Linux+ 备考指南 (Chinese Edition)
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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.
前言
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五年前，我正在优化一个关键的生产系统，结果系统突然彻底崩溃了。罪魁祸首是什么？一个看似无害的内核参数更改，却引发了连锁反应，最终导致系统完全瘫痪。当我通宵达旦地努力恢复服务时，我领悟到一个深刻的道理：Linux不仅仅是一个操作系统。它是一种哲学——要对你的工具有着如此深刻的理解，以至于当它们在凌晨3点发生故障、客户还在等待时，你能够立即修复它们。
那次经历，以及我在过去八年从事基于 Unix 的系统工作中积累的诸多其他经验，让我明白：精通 Linux 既需要理论知识，也需要经实战检验的经验。如今，作为 IntellChromatics 的首席执行官，手持的认证多到名片都列不下，我将帮助他人掌握 Linux 并避免走弯路作为自己的使命。
本书架起了从对 Linux 产生好奇到对 Linux 充满信心的桥梁。它假设你既聪明又有动力，但并不认为你已经对 Linux 了如指掌。每个概念都建立在前一个概念的基础上，每个示例都有其目的，每条命令都会结合具体情境进行讲解。
我为何撰写本书
在我从 Linux 新手成长为《Prime Insights》杂志 “2024 年最值得关注的 10 位雄心勃勃的领导者”之一，以及《Exeleon》杂志 “2025 年值得关注的领军青年企业家”之一的历程中，我注意到 Linux 教育中存在一个长期存在的缺口。大多数资源要么假设你已经了解 Linux，要么让你淹没在理论中而缺乏实际应用。 与此同时，企业迫切需要能够应对现实世界挑战的Linux专业人才，而不仅仅是通过考试的人。
CompTIA Linux+ 认证是厂商中立型 Linux 专业知识的黄金标准。然而，许多才华横溢的专业人士却难以有效备考，因为现有资源未能弥合认证目标与实际技能之间的鸿沟。在指导过无数 IT 专业人士并目睹他们面临同样的挑战后，我决定撰写一本我曾希望拥有的备考指南——一本能教你如何像在生产环境中实际使用 Linux 那样学习 Linux的指南 。
在多年招聘和指导 Linux 管理员的过程中，我注意到一个令人担忧的现象：许多有才华的人难以进入 Linux 相关岗位——不是因为他们缺乏能力，而是因为他们缺乏系统化的学习路径。 在线教程零散分散，视频课程也仅是蜻蜓点水。本书将我优化关键系统、实施安全控制以及管理容器化基础设施的经验，与系统化的认证备考方法相结合。书中通过实际应用的视角阐释所有概念，因为这正是你通过考试后实际运用这些知识的方式。
本书适合哪些读者
本书适合准备将 Linux 专业知识纳入自身技能体系的 IT 专业人士。他们可能属于以下任何一类：
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一位目睹其基础设施迁移至基于 Linux 的 Cloud 平台的 Windows 管理员
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一位安全专业人员（就像我曾经那样），意识到有效的安全防护需要深入的操作系统知识
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一位从事容器工作的Cloud工程师，但缺乏扎实的Linux基础
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准备向系统管理岗位转型的帮助台技术人员
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希望了解应用程序运行平台的开发者
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被 IT 行业的发展机遇所吸引，并愿意为此付出努力的转行者
唯一的真正先决条件是具备基本的计算机知识和学习的意愿。如果你之前使用过命令行（即使是 Windows CMD 或 PowerShell），你会略占优势，但这并非必需。更重要的是好奇心和毅力——Linux 会奖励那些敢于尝试的人。
本书内容
本书遵循 CompTIA Linux+ (XK0-005) ...
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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.