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Linux Foundation Certified System Administrator (LFCS)

验证您的 Linux 系统管理能力。Linux Foundation 官方认证,涵盖命令行操作、系统运维、网络和存储管理。

$395
Exam Fee
24
Questions
120m
Exam Duration
66/100
Passing Score
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What this certification covers

This page is structured for quick scanning first: exam format, fit, prep time, and the actual study scope.

You will work with

Linux CLIBash ScriptingSystem AdministrationNetworkingStorage ManagementUser ManagementService Configurationsystemd

After preparation

  • 获得 Linux Foundation 官方认可的 LFCS 系统管理认证
  • 掌握 Linux 系统管理的核心技能
  • 具备企业级 Linux 服务器运维能力
  • 提升 DevOps 和云运维岗位竞争力

Exam details

Exam Code
LFCS
Provider
The Linux Foundation
Duration
120 minutes
Question Count
24 questions
Passing Score
66/100
Validity
3 years
Exam Fee
$395 USD
Question Types
实操题(Performance-based)
Languages
English
Official Page

Who should take it

Good fit

  • Linux 系统管理员
  • DevOps 工程师和运维人员
  • 云平台运维工程师
  • 计算机科学/信息技术专业学生
  • 希望获得 Linux 专业认证的 IT 从业者

Before you start

  • 熟悉基本的 Linux 命令行操作
  • 了解文件系统和目录结构
  • 有基本的网络概念知识
  • 建议有 6 个月以上 Linux 使用经验

Exam domains

Use this breakdown to decide where to spend study time first instead of reading chapters evenly.

Content Distribution

25%

1. 基础命令

Essential Commands

Core Knowledge
Linux CLIBashFile PermissionsText Processingregex
20%

2. 运行系统操作

Operation of Running Systems

Core Knowledge
systemdProcess ManagementLoggingBoot Processcron
10%

3. 用户和组管理

User and Group Management

Core Knowledge
User ManagementsudoPAMPassword Policy
12%

4. 网络配置

Networking

Core Knowledge
NetworkingFirewallDNSSSHnmcli
20%

5. 服务配置

Service Configuration

Core Knowledge
ApacheNginxNFSSambaDNSMariaDB
13%

6. 存储管理

Storage Management

Core Knowledge
LVMDisk ManagementFilesystemRAIDSwap

Study preparation

With hands-on AWS

4-6 weeks

From scratch

8-10 weeks

Daily pace

1-2 hours/day

Learning path preview

8 chapters
1
LFCS 考试概述与备考指南
30 min
2
基础命令
90 min
3
运行系统操作
80 min
4
用户和组管理
50 min
5
网络配置
60 min
6
服务配置
80 min
+ 2 more chapters inside the full path

Certification comparison

LFCSADM-201AWS Developer
ProviderLinux FoundationSalesforceAWS
Level助理级助理级助理级
Fee$395$200$150
Duration120 min105 min130 min
Question count246565
Validity3 yrs3 yrs3 yrs

Study tips and common mistakes

💡

24 题 120 分钟,平均每题 5 分钟,合理分配时间

💡

及格分 66/100,不确定的题先标记跳过,回头再做

💡

排除法非常有用 — 先排掉明显错误的选项,剩下的再分析

⚠️

没有读完所有选项就选答案 — 题目经常有"最佳"答案和"正确但不最佳"的干扰项

⚠️

备考只刷题不理解原理 — 考试场景题需要理解底层概念

⚠️

忽略时间管理 — 在难题上卡太久,导致后面简单题没时间做

FAQ

Frequently Asked Questions

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