CompTIA-Linux+
EXAM CODE XK0-005
CompTIA Linux+ validates the competencies required of an early career systems administrator supporting Linux systems.
- Description
- Curriculum
CompTIA Linux+ is a certification that validates foundational skills and knowledge in Linux operating systems, which are essential for IT professionals. It covers a wide range of topics, including:
System Configuration: Managing and configuring hardware, booting systems, and setting up network interfaces.
System Operation and Maintenance: Managing software and services, handling processes, and understanding Linux file systems and permissions.
Security: Implementing best practices for security, including firewalls, access controls, and encryption.
Troubleshooting: Diagnosing and resolving hardware, software, and network issues.
Automation and Scripting: Utilizing shell scripts and automation tools to streamline tasks and improve efficiency.
The certification ensures that individuals have practical skills and hands-on experience with Linux, preparing them for roles such as system administrator, network administrator, and technical support specialist. It is vendor-neutral, focusing on practical skills rather than specific Linux distributions
0.0 Linux Pro Introduction
Lesson 1.0 Linux Overview
Lesson 2.0 Using Linux
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12
Section 2.1 The Linux Shell -
13
2.1.1 Linux Shell Overview -
14
2.1.2 Linux Shell Facts
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15
2.1.3 Shell Commands
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16
2.1.4 Enter Shell Commands
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17
2.1.5 Work with the Linux Shell
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18
2.1.6 Linux Shell Command Facts
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19
Section 2.2 Linux Help
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20
2.2.1 Linux Help Resources
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21
2.2.2 Access Help Resources
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22
2.2.3 Help Facts
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23
Section 2.3 Text Editors
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24
2.3.1 Text Editors
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25
2.3.2 Use vim
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26
2.3.3 Use nano
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27
2.3.4 Text Editor Facts
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28
Section 2.4 Aliases
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29
2.4.1 Aliases
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30
2.4.2 Use Aliases
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31
2.4.3 Alias Facts
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32
Section 2.5 Environment Variables
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33
2.5.1 Environment Variables
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34
2.5.2 Manage Environment Variables
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35
2.5.3 Environment Variable Facts
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36
Section 2.6 Shell Configuration Files
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37
2.6.1 Shell Configuration Files
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38
2.6.2 View Shell Configuration Files
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39
2.6.3 Shell Configuration Facts
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40
Section 2.7 Redirection, Piping and Command Substitution
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41
2.7.1 Redirection
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42
2.7.2 Piping
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43
2.7.3 Use Redirection
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44
2.7.4 Use Piping
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45
2.7.5 Redirection and Piping Facts
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46
2.7.6 Command Substitution
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47
2.7.7 Command Substitution Facts
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48
Section 2.8 Directories
-
49
2.8.1 Directory Navigation
-
50
2.8.2 Navigate Directories
-
51
2.8.3 Directory Management
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52
2.8.4 Manage Directories
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53
2.8.5 Directory Management Facts
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54
Section 2.9 Files
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55
2.9.1 Commands for Viewing Files
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56
2.9.2 File Management
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57
2.9.3 View File Contents
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58
2.9.4 Manage Files
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59
2.9.5 File Management Facts
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60
Section 2.10 Links
-
61
2.10.1 Links
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62
2.10.2 Create Links
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63
2.10.3 Link Facts
-
64
Section 2.11 Filesystem Hierarchy Standard (FHS)
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65
2.11.1 Filesystem Hierarchy Standard (FHS)
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66
2.11.2 Filesystem Hierarchy Standard (FHS) Facts
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67
Section 2.12 Locating and Searching Files
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68
2.12.1 File Location Utilities
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69
2.12.2 Finding Linux Commands
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70
2.12.3 Finding Files
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71
2.12.4 File Search Facts
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72
2.12.5 Content Search Utilities
-
73
2.12.6 Find File Content
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74
2.12.7 Content Search Facts
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75
Section 2.13 Text Stream Processing
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76
2.13.1 Text Stream Processing Facts
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77
2.13.2 Process Text Streams
Lesson 3.0 Installation and Localization
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78
Section 3.1 Linux System Design
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79
3.1.1 System Design Part 1
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80
3.1.2 System Design Part 2
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81
3.1.3 System Design Facts
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82
Section 3.2 Linux Installation
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83
3.2.1 Linux Installation
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84
3.2.2 Installing Linux
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85
3.2.3 Linux Installation Facts
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86
Section 3.3 Localization
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87
3.3.1 Locale Settings
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88
3.3.2 Configuring Locale Settings
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89
3.3.3 Localization Facts
Lesson 4.0 Boot and Shutdown
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90
Section 4.1 Linux Boot Process
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91
4.1.1 Linux Boot Process
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92
4.1.2 Linux Boot Process Facts
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93
4.1.3 Linux Alternative Boot Options Facts
-
94
Section 4.2 Bootloaders
-
95
4.2.1 GRUB2 Bootloader
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96
4.2.2 Use GRUB2
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97
4.2.3 GRUB2 Bootloader Facts
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98
Section 4.3 systemd Boot Targets
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99
4.3.1 systemd Boot Targets
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100
4.3.2 Managing Boot Targets
-
101
4.3.5 Boot Target Facts
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102
4.3.6 Unit Files Facts
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103
Section 4.4 System Services
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104
4.4.1 System Services
-
105
4.4.2 Manage System Services
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106
4.4.3 System Service Facts
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107
Section 4.5 System Shutdown
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108
4.5.1 System Shutdown
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109
4.5.2 Shut Down the System
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110
4.5.3 Use wall to Message Users
-
111
4.5.4 Shutdown Facts
Lesson 5.0 Graphical User Interfaces and Desktops
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112
Section 5.1 Graphical User Interfaces
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113
5.1.1 Graphical User Interfaces
-
114
5.1.2 Graphical User Interfaces Facts
-
115
Section 5.2 Linux Desktops
-
116
5.2.1 Comparing Linux Desktops
-
117
5.2.2 Comparing Linux Desktops Facts
-
118
Section 5.3 Remote Desktop
-
119
5.3.1 Remote Desktop
-
120
5.3.2 Remote Desktop Facts
-
121
Section 5.4 Accessibility
-
122
5.4.1 Accessibility
-
123
5.4.2 Configuring Accessibility Settings
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124
5.4.3 Accessibility Facts
Lesson 6.0 Software Installation
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125
Section 6.1 Red Hat Package Manager (RPM)
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126
6.1.1 Red Hat Package Manager (RPM)
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127
6.1.3 Manage RPM Packages
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128
6.1.4 RPM Facts
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129
Section 6.2 Online Package Installation
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130
6.2.1 Yellowdog Updater, Modified (YUM)
-
131
6.2.2 Install Packages with YUM
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132
6.2.3 Install Packages with Dandified YUM (DNF)
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133
6.2.4 YUM and DNF Facts
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134
Section 6.3 Debian Package Manager (dpkg)
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135
6.3.1 Debian Package Manager (dpkg)
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136
6.3.2 Advanced Packaging Tool (apt)
-
137
6.3.3 Managing Debian Packages
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138
6.3.4 Debian Package Management Facts
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139
Section 6.4 Shared Libraries
-
140
6.4.1 Shared Libraries
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141
6.4.2 Managing Shared Libraries
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142
6.4.3 Shared Libraries Facts
Lesson 7.0 Users and Groups
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143
Section 7.1 User and Group Overview
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144
7.1.1 Linux User Overview
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145
7.1.2 Linux Group Overview
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146
7.1.3 User and Group File Review
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147
7.1.4 User and Group Facts
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148
Section 7.2 User Management
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149
7.2.1 User and Password Management
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150
7.2.2 Managing Users
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151
7.2.3 Managing User Passwords
-
152
7.2.4 User Management Facts
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153
Section 7.3 Group Management
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154
7.3.1 Group Management
-
155
7.3.2 Managing Groups
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156
7.3.3 Group Management Facts
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157
Section 7.4 Troubleshoot User Issues
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158
7.4.1 Common User Account Problems
-
159
7.4.2 Common Permission Problems
-
160
7.4.3 User and Permission Issue Facts
Lesson 8.0 Disk and File System Management
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161
8.1.1 Storage Types
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162
8.1.1 Storage Types
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163
8.1.2 FUSE
-
164
8.1.3 RAID on Linux
-
165
8.1.4 Storage Facts
-
166
Section 8.2 MBR Disk Partitions
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167
8.2.1 MBR Disk Partitions
-
168
8.2.2 Managing MBR Partitions
-
169
8.2.3 MBR Partition Management Facts
-
170
8.2.4 Device Naming Facts
-
171
Section 8.3 GUID Partitions
-
172
8.3.1 GUID Partitions
-
173
8.3.2 Managing GUID Partitions with gdisk
-
174
8.3.3 Managing GUID Partitions with parted
-
175
8.3.4 GUID Partition Management Facts
-
176
Section 8.4 Logical Volume Manager
-
177
8.4.1 Logical Volume Manager (LVM)
-
178
8.4.2 Using LVM
-
179
8.4.3 LVM Facts
-
180
Section 8.5 File Systems
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181
8.5.1 Linux File System Types
-
182
8.5.2 File System Creation
-
183
8.5.3 Swap Area Management
-
184
8.5.4 Mounting Standard Partitions
-
185
8.5.5 Mounting LVM Partitions
-
186
8.5.6 Adding Entries to /etc/fstab
-
187
8.5.7 File System Management Facts
-
188
Section 8.6 Mounting File Systems
-
189
8.6.1 File System Mounting Facts
-
190
8.6.2 Mounting a File System
-
191
Section 8.7 File System Maintenance
-
192
8.7.1 File System Maintenance
-
193
8.7.2 Maintaining File Systems
-
194
8.7.3 File System Maintenance Facts
-
195
Section 8.8 Disk Quotas
-
196
8.8.1 Disk Quotas
-
197
8.8.2 Manage Quotas
-
198
8.8.3 Quota Facts
-
199
Section 8.9 Ownership
-
200
8.9.1 Ownership
-
201
8.9.2 Managing Ownership
-
202
8.9.3 File Ownership Facts
-
203
Section 8.10 Permissions
-
204
8.10.1 Permission Facts
-
205
8.10.2 Managing File Permissions
-
206
8.10.3 Managing Directory Permissions
-
207
Section 8.11 The umask Command
-
208
8.11.1 The umask Command
-
209
8.11.2 Use umask
-
210
8.11.3 The umask Command Facts
-
211
Section 8.12 Special Permissions
-
212
8.12.1 Special Permissions
-
213
8.12.2 Assigning Special File Permissions
-
214
8.12.3 Special Permission Facts
-
215
Section 8.13 Access Control Lists
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216
8.13.1 Introduction to ACLs
-
217
8.13.2 Using ACLs
-
218
8.13.3 ACL Facts
-
219
Section 8.14 Archive and Backup
-
220
8.14.1 File Archives
-
221
8.14.2 Using tar
-
222
8.14.3 Archive Facts
-
223
8.14.4 The cpio command
-
224
8.14.5 The dd command
-
225
8.14.6 Using cpio
-
226
8.14.9 cpio and dd Facts
-
227
8.14.10 Backup Strategy Facts
-
228
Section 8.15 Troubleshooting Storage
-
229
8.15.1 Common Storage Issues
-
230
8.15.2 Troubleshoot Storage Problems
-
231
8.15.3 Troubleshooting Storage Facts
Lesson 9.0 Hardware Installation
-
232
Section 9.1 Device Drivers
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233
9.1.1 Device Drivers
-
234
9.1.2 Device Types Facts
-
235
9.1.3 System Hardware Information
-
236
9.1.4 Viewing Hardware Information
-
237
9.1.5 Device Driver Facts
-
238
Section 9.2 Kernel Module Management
-
239
9.2.1 Kernel Module Management
-
240
9.2.2 Managing Kernel Modules
-
241
9.2.3 Kernel Module Management Facts
-
242
Section 9.3 Hotplug and Coldplug Devices
-
243
9.3.1 Hotplug and Coldplug Devices
-
244
9.3.2 Hotplug and Coldplug Device Facts
Lesson 10.0 Processes and System Services
-
245
Section 10.1 Processes
-
246
10.1.1 Linux Processes
-
247
10.1.2 Process Heredity
-
248
10.1.3 Process Facts
-
249
10.1.4 Process Display
-
250
10.1.5 Viewing Process Information with ps
-
251
10.1.6 Viewing Process Information with top
-
252
10.1.7 Viewing Process Information with pgrep
-
253
10.1.8 Process Display Facts
-
254
Section 10.2 Process Management
-
255
10.2.1 Process Management
-
256
10.2.2 Switching Foreground and Background Processes
-
257
10.2.3 Process Prioritization
-
258
10.2.4 Prioritizing Processes
-
259
10.2.5 Process Management Facts
-
260
10.2.6 Process Termination Part 1
-
261
10.2.7 Process Termination Part 2
-
262
10.2.7 Process Termination Part 2
-
263
10.2.9 Process Termination Facts
-
264
Section 10.3 Task Management
-
265
10.3.1 at Task Scheduling
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266
10.3.2 Scheduling Tasks with at
-
267
10.3.3 at Command Facts
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268
10.3.4 cron Task Scheduling Part 1
-
269
10.3.5 cron Task Scheduling Part 2
-
270
10.3.6 Scheduling Tasks with cron
-
271
10.3.7 cron Facts
-
272
10.3.8 Using anacron
-
273
10.3.9 anacron Facts
-
274
Section 10.4 System Time Configuration
-
275
10.4.1 Time Zone Settings
-
276
10.4.2 Configuring Time Zone Settings
-
277
10.4.3 Time Zone Facts
-
278
10.4.4 Time Maintenance
-
279
10.4.5 Managing System Time
-
280
10.4.6 Time Maintenance Facts
-
281
10.4.7 Network Time Protocol (NTP) Part 1
-
282
10.4.8 Network Time Protocol (NTP) Part 2
-
283
10.4.9 Synchronize Time with NTP
-
284
10.4.10 NTP Facts
Lesson 11.0 System Monitoring
-
285
Section 11.1 System Logging
-
286
11.1.2 Log File Facts
-
287
11.1.3 journald Logging
-
288
11.1.4 Configure journald
-
289
11.1.5 journald Logging Facts
-
290
11.1.6 Viewing Log Files
-
291
11.1.7 Log File Display Facts
-
292
11.1.8 logrotate
-
293
11.1.9 logrotate Facts
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294
Section 11.2 Resource Monitoring
-
295
11.2.1 CPU Resource Monitoring
-
296
11.2.2 Resource Monitoring Tools
-
297
11.2.3 Resource Monitoring Facts
Lesson 12.0 Networking
-
298
Section 12.1 IPv4 Overview
-
299
12.1.1 IP Protocols
-
300
12.1.2 IP Protocol Facts
-
301
12.1.3 IPv4 Addressing
-
302
12.1.4 Subnet Masks
-
303
12.1.5 Variable Length Subnet Masking (VLSM)
-
304
12.1.6 IPv4 Addressing Facts
-
305
12.1.7 Common Ports
-
306
12.1.8 IP Port Facts
-
307
Section 12.2 Network Interface Configuration
-
308
12.2.1 Network Interface Naming
-
309
12.2.2 Address Configuration Part 1
-
310
12.2.3 Address Configuration Part 2
-
311
12.2.4 View and Manage IPv4 Addresses
-
312
12.2.5 Addressing Method Facts
-
313
12.2.6 Network Configuration Facts
-
314
12.2.7 Network Interface Bonding Facts
-
315
Section 12.3 NetworkManager
-
316
12.3.1 Introduction to NetworkManager
-
317
12.3.2 Using NetworkManager
-
318
12.3.3 NetworkManager Facts
-
319
Section 12.4 IPv6 Overview
-
320
12.4.1 IPv6 Addressing
-
321
12.4.2 IPv6 Facts
-
322
12.4.3 Configure IPv6 Addresses
-
323
12.4.4 IPv6 Configuration Facts
-
324
Section 12.5 Routing Configuration
-
325
12.5.1 Routing Configuration Part 1
-
326
12.5.2 Routing Configuration Part 2
-
327
12.5.3 Configure the Default Route
-
328
12.5.4 Routing Facts
-
329
Section 12.6 Hostname and DNS Configuration
-
330
12.6.1 Hostname and DNS Configuration
-
331
12.6.2 Configure DNS Settings
-
332
12.6.3 Testing Name Resolution
-
333
12.6.4 Name Resolution Facts
-
334
Section 12.7 Linux Firewalls
-
335
12.7.1 Linux Firewalls
-
336
12.7.2 Configure firewalld
-
337
12.7.3 IP Forwarding
-
338
12.7.4 Linux Firewall Facts
-
339
Section 12.8 Network Troubleshooting
-
340
12.8.1 Troubleshooting Methodology
-
341
12.8.2 Troubleshooting Methodology Facts
-
342
12.8.3 Using Network Troubleshooting Tools
Lesson 13.0Cloud, Containers and Virtualization
-
343
Section 13.1 Cloud and Virtualization Overview
-
344
Section 13.1 Cloud and Virtualization Overview
-
345
13.1.2 Cloud and Virtualization Overview: Part 2
-
346
13.1.3 Install Hypervisor
-
347
13.1.4 Linux Cloud and Virtualization Facts
-
348
Section 13.2 Virtual Machines
-
349
13.2.1 Virtual Machine Concepts: Part 1
-
350
13.2.2 Virtual Machine Concepts: Part 2
-
351
13.2.3 Creating a Virtual Machine
-
352
13.2.4 Virtual Machine Facts
-
353
Section 13.3 Sandboxed Applications
-
354
13.3.1 Introduction to Sandboxed Applications
-
355
13.3.2 Using snaps and snapd
-
356
13.3.3 Using flatpak
-
357
13.3.4 Sandboxed Application Facts
-
358
Section 13.4 Containers
-
359
13.4.1 Containers on Linux
-
360
13.4.2 Using Containers
-
361
13.4.3 Managing Containers
-
362
13.4.4 Container Facts
-
363
Section 13.5 Virtual Networking
-
364
13.5.1 Virtual Networking Concepts
-
365
13.5.2 Configuring Networking on a Virtual Machine
-
366
13.5.3 Virtual Networking Facts
Lesson 14.0 Scripting and Automation
-
367
Section 14.1 Bash Shell Scripting
-
368
14.1.1 Bash Scripting Overview
-
369
14.1.2 Bash Script Execution
-
370
14.1.3 Executing and Sourcing a Script
-
371
14.1.4 Scripting Facts
-
372
Section 14.2 Shell Environments, Bash Variables and Parameters
-
373
14.2.1 Bash Shell Environments and Shell Variables
-
374
14.2.2 Bash Shell Parameters and User Variables
-
375
14.2.3 Bash Shell Expansion
-
376
14.2.4 Bash Shell Variables and Parameters
-
377
14.2.5 User Variables and Shell Arithmetic
-
378
14.2.6 Arrays and Expansions
-
379
14.2.7 Shell Environments, Bash Variables and Parameters Facts
-
380
Section 14.3 Bash Scripting Logic
-
381
14.3.1 Bash Scripting Logic
-
382
14.3.2 Looping
-
383
14.3.3 Exit Codes
-
384
14.3.4 Branching
-
385
14.3.5 Bash Scripting Logic Facts
-
386
Section 14.4 Version Control Using Git
-
387
14.4.1 Git Concepts
-
388
14.4.2 Installing Git
-
389
14.4.3 Using a Git Repository
-
390
14.4.4 Version Control Using Git Facts
-
391
Section 14.5 Orchestration Processes and Concepts
-
392
14.5.1 Orchestration Processes and Concepts
-
393
14.5.2 Orchestration Processes and Concepts Facts
Lesson 15.0 Security
-
394
Section 15.1 Root Usage
-
395
15.1.1 The root User
-
396
15.1.2 Use su
-
397
15.1.3 Configure sudo
-
398
15.1.4 root User Facts
-
399
Section 15.2 User Security and Restriction
-
400
15.2.1 User Security
-
401
15.2.2 User Restrictions
-
402
15.2.3 Configure User Security and Restrictions
-
403
15.2.4 Monitor User Logins
-
404
15.2.5 User Security Facts
-
405
15.2.6 Auditing Files
-
406
15.2.7 File Auditing Facts
-
407
Section 15.3 Login Blocking
-
408
15.3.1 Login Blocking Login Blocking
-
409
15.3.1 Disable Login
-
410
15.3.3 Login Blocking Facts
-
411
Section 15.4 Network Security
-
412
15.4.1 Network Security
-
413
15.4.2 Remove Unneeded Services and Scan Ports
-
414
15.4.3 Network Security Facts
-
415
Section 15.5 OpenSSH
-
416
15.5.1 OpenSSH
-
417
15.5.2 Encryption Facts
-
418
15.5.3 OpenSSH Facts
-
419
15.5.4 OpenSSH Configuration
-
420
15.5.5 Configure OpenSSH
-
421
15.5.6 OpenSSH Configuration Facts
-
422
Section 15.6 SSH Port Tunneling
-
423
15.6.1 SSH Port Tunneling
-
424
15.6.2 Configure SSH Port Tunneling
-
425
15.6.3 SSH Port Tunneling Facts
-
426
Section 15.7 Security-Enhanced Linux (SELinux)
-
427
15.7.1 Security-Enhanced Linux
-
428
15.7.2 Managing SELinux
-
429
15.7.3 SELinux Facts
-
430
15.7.4 SELinux Troubleshooting Facts
-
431
Section 15.8 Application Armor (AppArmor)
-
432
15.8.1 Application Armor
-
433
15.8.2 Application Armor Facts
-
434
15.8.3 Application Armor
-
435
Section 15.9 Public Key Authentication
-
436
15.9.1 Public Key Authentication
-
437
15.9.2 Configure Public Key Authentication
-
438
15.9.2 Configure Public Key Authentication
-
439
Section 15.10 VPN Access and Authentication
-
440
15.10.1 VPN Access and Authentication
-
441
15.10.2 Configuring VPN Access and Authentication
-
442
15.10.3 VPN Access and Authentication Facts
-
443
Section 15.11 Security Best Practices
-
444
15.11.1 Security Best Practices
-
445
15.11.2 Security Best Practices Facts
