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UNIX Training in Chennai

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UNIX Training in Chennai Course Content

Introduction to the Unix Operating System

  • A brief history of Unix
  • The Unix kernel
  • The UNIX file system
  • Getting started navigating the file system
  • The file system structure
  • Directories and files
  • Pathnames
  • Navigating the file system
  • Exercise: Logging on to the system
  • Exercise: Navigating the file system


Basic Commands

  • Command line syntax
  • Basic file handling commands
  • Directory handling commands
  • Filename wildcard characters
  • Exercise: Manipulating files and directories


Redirection and Pipes

  • Input redirection
  • Output redirection
  • Pipes
  • Exercise: Using redirection and pipe facilities


Introduction to The vi Editor

  • Overview of the vi editor
  • Basic functions
  • Switching to input mode
  • Other useful commands
  • Exercises: Using the vi editor
  • Exercise: Using more advanced vi features


Searching and Replacing Text

  • Replacing text
  • Using the vi editor
  • Using sed for search and replace
  • Searching for text with grep
  • Linking files
  • Exercises: Searching and Replacing Text


Recalling and Editing Commands

  • Overview
  • The bash shell
  • The korn shell
  • Exercises: Recall and Edit Commands


File Permissions and Access Control

  • Users and user groups
  • File access permissions
  • Changing file attributes
  • Switching users and user groups
  • Linking files
  • Exercise: Setting and access permissions


Processes

  • What is a process?
  • Monitoring processes
  • Killing processes
  • Background processes
  • Job Control
  • Grouping commands
  • Exercise: Monitoring and controlling processes


More Basic Commands

  • The wc (word count) command
  • The find command
  • The cut command
  • The sort command
  • The finger command
  • Exercise: Using file handling commands


The User Environment

  • Customising the .profile or .bash_profile
  • Customising the .kshrc or .bashrc
  • Exercise: Setting up an environment



UNIX Shell Scripting Training in Chennai Course Content

Unix Command Review

  • Basic Unix commands
  • General commands
  • File and directory handling commands
  • Filename generation characters
  • I/O Redirection features
  • Other commands


Getting Started

  • What is a shell script?
  • Development guidelines
  • Creating and editing shell scripts
  • Naming and storing shell scripts
  • Executing shell scripts
  • Exercise: Write a simple shell script


Using Variables

  • Environment variables
  • Local variables
  • Assigning values to variables
  • Assessing variable values
  • Using quotes
  • Delimiting variable names
  • Echo control sequences
  • Exercise: Add variables to a script


Integer Arithmetic

  • Using the expr command
  • Using the (( )) notation
  • Exercise: Add integer arithmetic to a shell script


Handling Run Time Data

  • The read command
  • Command line arguments
  • Exercise: Writing a generic shell script
  • Exercise: Writing an interactive shell script


Condition Execution

  • The if statement
  • The test command
  • Other test notations
  • Default and substitute variables
  • Exit status codes
  • Exercise: Adding validation to previous scripts


Loop Constructs

  • The while loop
  • The until loop
  • The for loop
  • The while true and until false loops
  • Loop control commands
  • Exercise: Enhancing the previously written scripts
  • Exercise: Writing a guess-the-number game


Multi-Branch Decisions

  • The case statement
  • Menu driven applications
  • Exercise: Developing and writing a menu system


Functions

  • What is a function?
  • Syntax
  • Examples
  • Exercise: Add a function to a script


Interrupt Handling

  • Interrupt signals
  • Trapping interrupts
  • Exercise: Adding traps to the menu script


Additional Features and Facilities

  • The exec commands
  • The includes notation
  • More about loops
  • Arrays
  • Here Documents
  • Exercise: Create a here script



Redirection, Pipes and Filters

  • Standard I/O and redirection
  • Pipes
  • Command separation
  • Conditional execution
  • Grouping Commands
  • UNIX filters
  • The tee command


Backup and Restore Utilities

  • Archive devices
  • The cpio command
  • The tar command
  • The dd command


Background Job Scheduling

  • Starting background jobs
  • Background tasks and the nohup command
  • Process priorities and the nice command
  • Job control
  • Scheduling jobs with the at command
  • Scheduling jobs with the cron command


Regular Expression Notation

  • Regular expressions
  • Extended regular expressions


Searching Files for Patterns

  • The grep family of commands
  • The grep command
  • The fgrep command
  • The egrep command


The Stream Editor - sed

  • Introduction and command line syntax
  • The sed program structure
  • sed program processing
  • Use sed commands
  • sed addresses
  • sed instructions
  • Hold and get functions
  • Advanced flow control


Commands for Comparing Files

  • Compare two files with the cmp command
  • Compare two files with the comm command
  • Compare two files with the diff and sdiff commands
  • Compare large files with the bdiff command


File Manipulation Commands

  • The file command
  • The head command
  • The tail command
  • The cut command
  • The paste command
  • The pr command
  • The split and csplit commands


Identify and Translate Characters

  • od - octal dump
  • Use cat to display non-printing characters
  • The expand and unexpand commands
  • The tr command


Sorting Files

  • The sort command
  • Specify sort keys with -k
  • Sort by column positions
  • The uniq command


Introduction to the Pattern Scanning Utility - awk

  • Introduction and command line syntax
  • The awk program structure
  • Use regular expressions
  • Operators
  • Simple patterns
  • Extended patterns
  • Comments
  • Special patterns (BEGIN and END)
  • Program variables
  • Built-in variables
  • User defined variables
  • Mathematical operators
  • Enhanced printing
  • Handling user variables


awk Program Control Structures

  • Program control structures
  • The if construct
  • The while and do ... while constructs
  • The basic for construct
  • Associative array handling
  • Functions
  • Built in functions
  • The system function
  • The getline function
  • User defined functions






  • Dinesh J
    CEO, Greens Technology
    Trainer, Exp: 12 yrs
    Mobile: +91 8939915577
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