Cert Prep LPIC-1 Exam 102 (Version 5.0)

Introduction

• Welcome
• What you should know
• About the LPIC 1 exam
• Install CentOS 7
• Centos 7 Lab setup

1. Customize and Use the Shell Environment

• Set environment variables
• Bash functions for frequent tasks
• Bash aliases as shortcuts
• Set command search path
• Maintain skeleton directories

2. Write Simple Scripts

• Introduction to Bash
• What is a shell script?
• Execute compound commands
• Use Command and Variable substitution
• Conditional flow with if, then if
• Conditional flow with case
• Iterate with for loops
• Iterate with while loops
• Using return codes
• Create a monitor script

3. Install and Configure X11

• X11 architecture
• About desktop environments
• Assistive technologies
• Override specific aspects of Xorg configuration
• About remote desktop protocols
• Display applications on remote X servers

4. Manage User and Group Accounts

• Add and removing users
• Modify users
• Manage groups
• Manage special purpose and limited accounts
• Awareness of shadow passwords
• Change default password policies
• Individual user account settings

5. Automate System Administration Tasks by Scheduling Jobs

• Reccuring user jobs using cron
• Reccuring system jobs using cron
• Configure user access to cron and at services
• Systemd timer units

6. Localization and System Time

• Set the system date, time, and timezone
• Configure locale settings and environment variables
• Install and start chrony
• Configure chrony server
• Configure chrony client
• Use cryonyc
• Using ntpd for serving time

7. System Logging

• Locate and interpret system log files
• Read the system journal
• Configuration of logrotate
• Filter journal data by criteria
• Rsyslog actions
• Clear old systemd journal data
• Retrieve systemd journal data from a rescue system
• About syslog, rsyslog, and syslog-ng

8. Mail Transfer Agent (MTA) Basics

• About email
• How email works
• Knowledge of common MTA programs
• Install Postfix
• Manage access to Postfix
• Configure a local mail server
• Create email aliases
• Forward mail as a user

9. Manage Printers and Printing

• Configure local and remote printers with CUPS
• Troubleshoot general printing problems
• Manage user print jobs

10. Fundamentals of Internet Protocols

• About private and public "dotted quad" IP addresses
• Network masks and CIDR notation
• Common TCP and UDP ports and services
• Differences and major features of UDP, TCP, and ICMP
• Knowledge of the major differences between IPv4 and IPv6

11. Persistent Network Configuration

• Gather network information
• Manual network interface configuration
• Configure networking using Network Manager
• Configure networking using the GUI
• Awareness of systemd-networkd

12. Basic Network Troubleshooting

• About routing
• View the routing table
• Manually configure routing using iproute2
• Debug problems associated with the network configuration

13. Configure Client-Side DNS

• Query remote DNS servers
• Configure local name resolution with remote DNS servers
• Modify the order in which name resolution is done
• Debug errors related to name resolution
• About systemd-resolved

14. Perform Security Administration Tasks

• Use Nmap and netstat to audit network services
• Set up limits on users
• Determine which users have logged in
• Basic sudo configuration and usage
• Find suid/sgid files
• About TCP wrappers

15. Securing Data with Encryption

• Perform basic OpenSSH 2 client configuration
• About OpenSSH 2 server host keys
• Perform basic GnuPG configuration and revocation
• Use GPG to encrypt, decrypt, sign, and verify files
• SSH port tunnels

Conclusion

• Taking the exam