Here are all the Linux commands, files, and concepts you need to pass your CompTIA Linux+ exam, in one concise, condensed resource. CompTIA Linux+ Portable Command Guide, Second Edition, is filled with valuable, easy-to-access information–and it's portable enough to use wherever your work takes you.
This guide summarizes all Linux+ certification-level Linux commands, keywords, command arguments, and associated prompts, and provides tips and examples of how to apply them to real-world scenarios. Configuration examples throughout the book give you a better understanding of how these commands are used in real-world environments.
Fully updated for today's CompTIA XK0-004 exam, this quick reference resource will help you memorize commands and concepts as you work to earn your Linux+ certification and use it in the workplace. Linux+ commands for research and solutions

Logical how-to topic groupings for a one-stop resource

Great for review before your Linux+ certification exam

Compact size makes it easy to carry with you, wherever you go

"Create Your Own Journal" appendix with blank, lined pages lets you personalize the book for your needs

"What Do You Want to Do?" chart inside front cover helps you to quickly reference specific tasks

The book is organized into these parts:

Part I: Hardware and System Configuration: boot process, kernel modules, network connections, storage, cloud, virtualization, localization

Part II: Systems Operation and Maintenance: software installation/configuration, users/groups, services, server roles, jobs, Linux devices, GUIs

Part III: Security: user/group permissions and ownership, access/authentication, security best practices, logging, firewalls, backup/restore/compress

Part IV: Linux Troubleshooting and Diagnostics: analyze/remediate system properties; optimize performance; troubleshoot user, application, and hardware issues

Part V: Automation and Scripting: BASH scripting, Git version control, orchestration