Introduction to Linux

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Course Skill Level:

Foundational

Course Duration:

2 day/s

Course Delivery Format:

Live, instructor-led.
Course Category:

Linux & Unix
Course Code:

INTLINE21F09

Who should attend & recommended skills:

System and application end-users and support personnel inexperienced in Unix/Linux OS

Who should attend & recommended skills

System and application end-users who have little or no experience with the Unix/Linux operating system
Application support personnel, such as database administrators and 4GL programmers, who need a functional familiarity with basic system tools and commands
Using systems and applications: Basic (1-2 years’ experience)
Unix/Linux: Experience not required

About this course

This is an introduction to Linux and Unix to develop a solid working knowledge.

Skills acquired & topics covered

Upon completion of this course, the participant will be able to:
Use commands to manipulate files (including using the editor)
Navigate through the file system
View and edit text files
Write simple shell scripts
Customize their shell environment

Course breakdown / modules

What is Linux?
Open Source vs. Free Software vs. Public Domain
Linux Components
A Historical Overview
Linux Features
Linux Programming Support
Summary

Accessing the System
Issuing Commands
Control Keys
Command Syntax
Online Documentation
Changing Your Password
Logging Out
Summary

Characteristics of Linux Files
File System Hierarchy
Directories
Working With Directories
Listing Directory Contents
More Directory Listing Examples
Linux System Directories
Special Files
Manipulating Files
Managing Files
Permissions
Permission Examples
Permission-setting Shorthand
The umaskCommand
Summary

Linux Components
I/O Redirection
Examples of Redirection
Using Pipes
Wildcards For Filenames
Command Substitution
Variable Substitution
Introducing Shell Scripts
Quoting To Prevent Interpretation
Examples of Quoting
Command Parsing Order
Special Shell Scripts
Summary

Characteristics of vi
Startingvi
Command Structure
Shortcuts (macros)
Inserting Text
Moving the Cursor
Deleting Text
Changing Text
Screen Control Keys
Global Search and Replace
Loading, Saving, and Exiting
Settable Options invi
Examples of Options
Miscellaneous Commands (only forvim)
Copy and Paste
Startup File(s)
Summary

Background
ThegrepCommand
Simple metacharacters
Advanced Metacharacters
Extended metacharacters
ThesedCommand
Greedy Matching
An Example Usingawk
Summary

Tee
ThecatCommand
Headandtail
Expandandunexpand
cutandpaste
find
Summary

Using xargs for Efficiency
Finding Differences Usingdiffandsdiff
Character Translation Usingtr
Sorting Text Files Usingsort
Relational Joins Usingjoin
Summary

Bash Shell Background
Automatic Configuration
Command History
Command Prompt Customization
Command Line Editing
Other Set Options
Aliases (Command Macros)
Environment Variables
Example Startup Scripts
Summary