LINUX LEVEL 1 – INTRODUCTION TO LINUX USE AND ADMINISTRATION

Course Description: This five-day course provides the student with the knowledge to use Linux both as an end user and as an entry-level system administrator. Students will learn the basic command line utilities to navigate the file system and manipulate files, including use of the vi editor and file permissions. The course includes an overview of the available Linux GUI front ends, and specifically looks at the configuration and use of Gnome. System administration topics such as job control, installation and configuration are covered before the basic admin tasks of installing packages, managing users, and booting the system.

Audience: End-users and programmers who are new to the Linux environment.

Prerequisites: None.

Course Contents

Basic Linux Concepts Definition of Linux History of Linux Basic Linux Terms Accessing a Linux Machine Logging In Passwords Using the GUIs Linux GUI’s Using Gnome Configuring Gnome Virtual Terminals Fixing Gnome Problems The Filesystem Definition of Filesystem Filesystem Terms Using Pathnames Listing Files Making Directories Removing Directories Accessing CD-ROM and Floppy Drives Handling Files Copying Files Moving Files Removing Files Looking at the Contents of Files Useful Commands File Manipulation Word Count Man Pages Filter Commands sort cmp diff comm Finding Files Finding Commands Metacharacters Definition of Metacharacters The ; Character "Wildcards" Redirection Using tee Shell Features Variables Variable Usage in the BASH Shell Variables Usage in the TCSH Shell Aliases Quoting Name Completion Command Line Editing File Security Basic Linux Permissions Setting Default Permissions The vi Editor What is vi? vi Modes Movement Commands Input Commands Delete and Search Commands Advanced Commands Jobs and Processes Starting Jobs Pausing Jobs Restarting Jobs Stopping Jobs Using nohup Controlling Job Priority

File Compression tar gzip zip Additional Compression Commands Installation Hardware Requirements for Linux Installation Methods Advanced Installation Kickstart Expert Installation Network Installation Post Installation LILO & GRUB Basic Network Configuration Post Install File Displaying Disk Usage by Directory Displaying Disk Usage by File System Configuring the X Window System Additional Configurations (keyboard, mouse, etc.) Software Administration Using RPM Listing Package Information Removing Packages Installing Packages Updating Packages Verifying Package Additional RPM Features Red Hat Network GUI Tools Installing Non-Packaged Software Finding software Package management with Debian Maintaining User Accounts The /etc/passwd File The /etc/shadow File The /etc/group File The /etc/gshadow File The groupadd Command The groupdel Command The groupmod Command The gpasswd Command The grpck Command The useradd Command The userdel Command The usermod Command Additional Change User Commands GUI Tools Administrating Initialization What are Initialization Files? A Review of Common Customizations The bash Shell Initialization Files The tcsh Shell Initialization Files Testing Initialization Files Additional login files The Boot Process The Boot Sequence Run Levels The init Phase Changing to Different Run Levels Modifying Run Levels crontab and at Using crontab The anacron script The at command Appendix A - Preparing for Certification Exams Appendix B - Preparing for RHCE and RHCT Exams Appendix C - Preparing for the LPI Exams Appendix D - Preparing for the Linux+ Exam