Advanced Unix Shell Scripting Online Training New Batch Starts from Mon 11-Jul 9.30PM EST

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Advanced Unix Shell Scripting Online Training from Hyderabad, India

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Course Name:Adv Unix Shell Scripting Online Training
Course Duration:25hrs
Course Fees :$150 USD

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Course Topics:

 

A Quick refresher on UNIX Basic Commands

THE vi EDITOR

vi Basics

Input Mode-Entering and Replacing Text

Saving Test and Quitting-The ex Mode

Navigation

Editing Text

Undoing Last Editing Instructions (u and u)

Repeating the Last Command (.)

Searching for a Pattern (/ and ?)

Substitution-Search and Replace

Searching for a Character

Marking Text & Customizing vi

 

PIPES & FILTERS

The Sample Database

pr: Paginating Files

head: Displaying the Beginning of a File

tail: Displaying the End of a File

cut: Slitting a File Vertically

paste: Pasting Files

sort: Ordering a File

uniq: Locate Repeated and Nonrepeated Lines

tr: Translating characters

An example: Displaying a Word-count List

 

FILTERS USING REGULAR EXPRESSIONS - grep

grep: Searching for a Pattern

Basic Regular Expressions (BRE)-An Introduction

Extended Regular Expressions (ERE) and egrep

 

THE PROCESS

Process Basics

ps: Process Status

System Processes (-e or -a)

Internal and External commands

Process States and Zombies

Running Jobs in Background

nice: Job execution with Low Priority

Killing Processes with Signals

Job Control

 

HANDS-ON

 

THE SHELL

The Shell's Interprective Cycle

Shell Offerings

Shell Variables

Pattern Matchings-The Wild-cards

Escaping and Quoting

Redirection: The Three Standard Files

/dev/null and /dev/tty: Two Special Files

 

CUSTOMIZING THE ENVIRONMENT

The Shells

Environment Variables

The Common Environment Variables

Aliases (bash and ksh)

Command History (bash and ksh)

In-line Command Editing (bash and ksh)

Miscellaneous Features (bash and ksh)

The Initialization Scripts

 

SHELL PROGRAMMING – PART I

Shell Scripts

read: Making Scripts Interactive

Using Command Line Arguments

exit and Exit Status of Command

The Logical Operators && and ||- Conditional Execution

The if Conditional

Using test and [] to Evaluate Expressions

The case Conditional

expr: Computation and String Handling

 

HANDS-ON

 

while: Looping

for: Looping with a List

set and shift: Manipulating the Positional Parameters

The Here Document (<<)

trap: Interrupting a program

Debugging Shell Scripts with set -x

Sample Validation and Data Entry Scripts

 

SHELL PROGRAMMING – PART II (Advanced)

Shells and Sub-shells

() and {}: Sub-shell 0r Current Shell?

export: Exporting Shell Variables

Running a Script in the Current Shell: The . Command

let: Computation-a Second Look (Korn and Bash)

Arrays (Korn and Bash)

String Handling (Korn and Bash)

Conditional Parameter Substitution

Merging Streams

Shell Functions

eval: Evaluating Twice

The exec Statement

 

HANDS-ON

Fourth 5 hrs

Understanding Basic Operations

Awk, by sed and Grep, out of Ed

Command-Line Syntax

Using sed

Using awk

Using sed and awk together

 

Writing sed Scripts

Applying commands in a Script

A global perspective on Addressing

Testing and Saving Output

Four types of sed scripts

 

Basic sed Commands

About the syntax of sed Commands

Comment

Substitution

Delete

Append, Insert and Change

List

Transform

Print

Print Line number

Reading and Writing files

Quit

 

Writing Scripts for awk

Awk’s programming Model

Pattern matching

Records and fields

Expressions

System variables

Relational and Boolean operators

Formatted printing

Passing parameters into a script

Information retrieval

 

Functions

Arithmetic functions

String functions

The getline function

The system () function

Debugging