CompTIA Linux+ Portable Command Guide: All the commands for the CompTIA XK0-004 exam in one compact, portable resource, 2nd Edition

Table of contents

1. Cover Page
2. About This eBook
3. Inside Front Cover
4. Title Page
5. Copyright Page
6. Credits
7. Contents at a Glance
8. Table of Contents
9. About the Author
10. About the Technical Reviewer
11. Dedications
12. Acknowledgments
13. We Want to Hear from You!
14. Reader Services
15. Introduction
    1. Who Should Read This Book
    2. Command Syntax Conventions
    3. Organization of This Book
    4. Did I Miss Anything?
16. Part I: Hardware and System Configuration
    1. Chapter 1. Explain Linux boot process concepts
       1. Boot Loaders
       2. Boot Options
       3. File Locations
       4. Boot Modules and Files
       5. Kernel Panic
    2. Chapter 2. Given a scenario, install, configure, and monitor kernel modules
       1. Commands
       2. Files
    3. Chapter 3. Given a scenario, configure and verify network connection parameters
       1. Diagnostic Tools
       2. Configuration Files
       3. Bonding
    4. Chapter 4. Given a scenario, manage storage in a Linux environment
       1. Basic Partitions
       2. Filesystem Hierarchy
       3. Device Mapper
       4. Tools
       5. Location
       6. Filesystem Types
    5. Chapter 5. Compare and contrast cloud and virtualization concepts and technologies
       1. Templates
       2. Bootstrapping
       3. Storage
       4. Network Considerations
       5. Types of Hypervisors
       6. Tools
    6. Chapter 6. Given a scenario, configure localization options
       1. File Locations
       2. Commands
       3. Environment Variables
       4. Character Sets
17. Part II: Systems Operation and Maintenance
    1. Chapter 7. Given a scenario, conduct software installations, configurations, updates, and removals
       1. Package Types
       2. Installation Tools
       3. Build Tools
       4. Repositories
       5. Acquisition Commands
    2. Chapter 8. Given a scenario, manage users and groups
       1. Creation
       2. Modification
       3. Deletion
       4. Queries
       5. Quotas
       6. Profiles
       7. Important Files and File Contents
    3. Chapter 9. Given a scenario, create, modify, and redirect files
       1. Text Editors
       2. File Readers
       3. Output Redirection
       4. Text Processing
       5. File and Directory Operations
       6. Bonus: regex
    4. Chapter 10. Given a scenario, manage services
       1. Systemd Management
       2. Systemd-analyze blame
       3. Unit Files
       4. SysVinit
    5. Chapter 11. Summarize and explain server roles
       1. NTP
       2. SSH
       3. Web
       4. Certificate Authority
       5. Name Server
       6. DHCP
       7. File Servers
       8. Authentication Server
       9. Proxy
       10. Logging
       11. Containers
       12. VPN
       13. Monitoring
       14. Database
       15. Print Server
       16. Mail Server
       17. Load Balancer
       18. Clustering
    6. Chapter 12. Given a scenario, automate and schedule jobs
       1. cron
       2. at
       3. crontab
       4. fg
       5. bg
       6. &
       7. kill
       8. Ctrl-c
       9. Ctrl-z
       10. nohup
    7. Chapter 13. Explain the use and operation of Linux devices
       1. Types of Devices
       2. Monitoring and Configuration Tools
       3. File Locations
       4. Hot Pluggable Devices
    8. Chapter 14. Compare and Contrast Linux Graphical User Interfaces
       1. Servers
       2. GUI
       3. Remote Desktop
       4. Console Redirection
       5. Accessibility
18. Part III: Security
    1. Chapter 15. Given a scenario, apply or acquire the appropriate user and/or group permissions and ownership
       1. File and Directory Permissions
       2. Context-Based Permissions
       3. Privilege Escalation
       4. User Types
    2. Chapter 16. Given a scenario, configure and implement appropriate access and authentication methods
       1. PAM
       2. SSH
       3. TTYs
       4. PTYs
       5. PKI
       6. VPN as a Client
    3. Chapter 17. Summarize security best practices in a Linux environment
       1. Boot Security
       2. Additional Authentication Methods
       3. Importance of Disabling Root Login via SSH
       4. Passwordless Login
       5. Chroot Jail Services
       6. No Shared IDs
       7. Importance of Denying Hosts
       8. Separation of OS Data from Application Data
       9. Change Default Ports
       10. Importance of Disabling or Uninstalling Unused and Unsecure Services
       11. Importance of Enabling SSL/TLS
       12. Importance of Enabling auditd
       13. CVE Monitoring
       14. Discouraging Use of USB Devices
       15. Disk Encryption
       16. Restrict cron Access
       17. Disable Ctrl-Alt-Del
       18. Add Banner
       19. MOTD
    4. Chapter 18. Given a scenario, implement logging services
       1. Key File Locations
       2. Log Management
    5. Chapter 19. Given a scenario, implement and configure Linux firewalls
       1. Access Control Lists
       2. Technologies
       3. IP Forwarding
       4. Dynamic Rule Sets
       5. Common Application
    6. Chapter 20. Given a scenario, backup, restore, and compress files
       1. Archive and Restore Utilities
       2. Compression
       3. Backup Types
       4. Off-Site/Off-System Storage
       5. Integrity Checks
19. Part IV: Linux Troubleshooting and Diagnostics
    1. Chapter 21. Given a scenario, analyze system properties and remediate accordingly
       1. Network Monitoring and Configuration
       2. Storage Monitoring and Configuration
       3. CPU Monitoring and Configuration
       4. Memory Monitoring and Configuration
       5. Lost Root Password
    2. Chapter 22. Given a scenario, analyze system processes in order to optimize performance
       1. Process Management
       2. Process States
       3. Priorities
       4. Kill Signals
       5. Commands
       6. PIDs
    3. Chapter 23. Given a scenario, analyze and troubleshoot user issues
       1. Permissions
       2. Access
       3. Authentication
       4. File Creation
       5. Insufficient Privileges for Authorization
       6. Environment and Shell Issues
    4. Chapter 24. Given a scenario, analyze and troubleshoot application and hardware issues
       1. SELinux Context Violations
       2. Storage
       3. Firewall
       4. Permission
       5. Dependencies
       6. Troubleshooting Additional Hardware Issues
20. Part V: Automation and Scripting
    1. Chapter 25. Given a scenario, deploy and execute basic BASH scripts
       1. Shell Environments and Shell Variables
       2. #!/ bin/bash
       3. Sourcing Scripts
       4. Directory and File Permissions
       5. Extensions
       6. Commenting
       7. File Globbing
       8. Shell Expansions
       9. Redirection and Piping
       10. Exit Codes
       11. Metacharacters
       12. Positional Parameters
       13. Looping Constructs
       14. Conditional Statements
       15. Escaping Characters
    2. Chapter 26. Given a scenario, carry out version control using Git
       1. Arguments
       2. Files
    3. Chapter 27. Summarize orchestration processes and concepts
       1. Agent
       2. Agentless
       3. Procedures
       4. Attributes
       5. Infrastructure Automation
       6. Infrastructure as Code
       7. Inventory
       8. Automated Configuration Management
       9. Build Automation
21. Appendix. Create Your Own Journal
22. Index
23. Code Snippets