UNIX and Linux: The Essentials

AUDIENCE: Technical staff (support personnel, application developers, system integrators) and users requiring the basic skills necessary to interface effectively with UNIX and Linux based Open Systems. This course is suitable for all major vendor releases of UNIX and Linux, including AIX (up to 6.x), HP-UX, Sun Solaris, SCO UNIXWare, Red Hat, SuSE, Debian etc. PREREQUISITES: Delegates should be technical staff who have some knowledge of the Windows operating system at any level. No prior experience with UNIX or Linux is required. DURATION: 3 days. Hands on. FOLLOW ON: Shell Programming; AIX Admin; Linux Admin; HPUX Admin; Solaris Admin OBJECTIVES: This course provides technical staff new to UNIX and Linux with a sound appreciation of the operating system. The course provides delegates with knowledge and confidence in the most useful UNIX tools and utilities. On completion, delegates will have a fundamental knowledge of the UNIX operating system and be able to use some of the more advanced UNIX facilities. Having gained suitable, complementary experience they can progress to further specialised training to establish peak effectiveness. On completion of this course delegates will be able to: - Describe the various interfaces to Linux - Benefit from the GNOME and KDE desktop environments - Work with the command line and use basic UNIX & Linux commands - Manipulate files and directories - Print files - Maintain file security - Manage processes - Benefit from the functionality of the Korn and BASH shell - Edit text with vi and vim - Access the web and utilise mail services COURSE CONTENT: Welcome to the world of UNIX and Linux Why do Users choose UNIX and Linux? An Operating System The UNIX and Linux Operating Systems Components of the Operating System Organisation of a UNIX and Linux System The Kernel The Filesystem The Shell User Interfaces Terminal based interface The Command Processor Utilities Windows based Interfaces (KDE and Gnome) Using a Graphical Interface Distributed Environments and Client/Server Networking Logging On and Getting Help Logging On Accessing the Command Line Format of UNIX and Linux Commands Getting Help Internet Based Help Setting and Changing the Password Navigating the Filesystem Structure of a UNIX and Linux Filesystem Identifying Files and Directories Address Formats The Home Directory Where am I? (pwd) Moving Around the Filesystem (cd) Listing Directory Contents Creating Directories Removing Directories Displaying Files Displaying File Contents Copying Files and Directories Moving and Renaming Files & Directories Removing Files Shell Facilities The Shell Environment Using Wildcards (Metacharacters) Default Action of the Shell Saving Output and Using File Input (Redirection) Bolting Commands Together (piping) Gluing Files Together (cat) Aliases Printing Formatting a file to be printed Print File Print Request Cancel Print Request Enable Printer Line Printer Status Information Editing With vi and vim Introducing the vi and vim Editors Key Tricks vi and vim Modes The vi and vim Editor for Beginners Some Further Useful features Process Handling What is a Process? Interactive or Background? Process Fork / exec Process, Report Status Process, kill a Allocating Priority Logging out using Nohup Sequential Command Additional UNIX and Linux Commands Display Date Display a Calander Spell Checking Word Count Mail Usage Who is on the System Write to User Grep Regular Expressions UNIX and Linux Utilities The Find Utility Sort or merge Files sed UNIX and Linux Security File System Permissions Change mode Symbolic Notation Octal Notation Change owner Change group Default Creation Mode (umask) Backup and Restore Working With Compressed Files Tar Utility Cpio Utility Pathname considerations for backup utilities The Shell Environment Shell Environment System Variables Shell Variables Assigning Variables Displaying Variable Values Exporting variables Shell Interpretation Using Quotes in the Shell The Back Quote The Single Quote The Double Quotes The Backslash Special Escape Characters Additional Korn Shell Facilities Shell Programming Shell Scripts Executing Shell Scripts Passing Arguments To A Program Positional Parameters Special Shell Parameters The Read Command