Unix Fundamentals Training
UNIX Fundamentals (Intro)
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- Includes roundtrip airfare and lodging (Georgia and Florida only)
- Hands-on instruction by a certified instructor
- Includes all course materials
- Breakfast and Lunch provided each day
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This course is designed for end-users, system operators and programmers who are new to the Unix environment. This class is applicable for any flavor of Unix.
Course Outline
Introduction
- Course objectives
- Course overview
- Suggested references and readings
Getting Started
- What is UNIX?
- A brief history of UNIX
- Logging in
- Logging out
- Try a few more commands
- Changing your password
- Using on-line manuals
The File System - Files
- What is a file?
- The ls command
- The cat command
- The more and pg commands
- The head and tail commands
- The cp command
- The mv command
- The rm command
- File names
The File System - Directories
- Hierarchical file system
- Pathnames
- The pwd command - print working directory
- The cd command - change directory
- The mkdir command - make directories
- The rmdir command - remove directories
- The cp command - copy files
- Two useful directory names - . and ..
Editing With vi
- What is vi?
- The vi buffering process
- Command mode and insert mode
- Modes diagram
- Getting started
- Moving the cursor around
Inserting text
- Deleting a character or line
- Undo last command
- Opening a new line
- Save your work or abort the session
- Review of vi commands
More Editing With vi
- Scrolling the buffer
- Cursor motion commands
- Delete operator - d
- Change operator - c
- Yank operator - y
- Put commands - p, P
- Searching for a pattern - /, n, N, ?
- The join command
- The file command - :f
- Edit file command - :e
- Cut and paste between files
- Read file command - :r
- Set options command
- Set options command - .exrc file
Personal Utilities
- The date utility
- The bc utility
- The expr utility
- The cal utility
- The news utility
- The id utility
- The uname utility
- The finger utility
- The script utility
- The clear utility
Text Handling Utilities
- The grep utility
- The tr utility
- The cut, paste, sort utility
- The wc utility
- The diff utility
- The lp utility
File System Security
- File & Directory permissions
File System Management Utilities
- The find utility
- The df utility
- The du utility
- Compressing files
- The ln utility
- The ulimit utility
- The tar utility
Communication Utilities
- The write and talk utilities
- The mesg utility
- Mail overview
- The mail utility
- The mailx utility
- elm - electronic mail
- Sending mail with elm
- Reading mail with elm
- Customizing elm
- elmrc example
Using the Shell
- What is a shell?
- Which shell?
- The command line
- Standard input, standard output and standard error
- Using default standard in and standard output
- I/O redirection
- Appending output of a file
- Pipes
- The tee utility
Filename Generation
- Filename generation
- The ? special character
- The * special character
- The [ ] special characters
- The ! special characters
Introduction to Shell Programming
- Shell programming objectives
- Overview
- Suggested references and reading
UNIX Processes
- What is a process?
- Process structure
- The ps utility
- Options to the ps utility
- Background commands (&)
- Killing background processes
- Redirecting the standard error
Shell Programming Concepts
- What is a shell?
- What is a shell script?
- Why use shell scripts?
Flow Control
- The exit status of commands
- Command line examples
- The test command
- The if-then-else construct
- The elif construct
- A loop example
Variables
- User created variables
- The shell environment
- The export command
- Sub-shells
- Command substitution
- Quoting mechanisms
- Assigning variables - summary
Special Variables
- Command line arguments
- $# - Number of arguments
- The shift command
- $* - All arguments
- $$ - PID of shell
More Flow Control
- The for loop
- The while loop
- The case construct
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