UNIX

Introduction to the UNIX Operating System

The Directory Structure, The vi editor, Unix Communications

Utilities and Filters, I/O redirection

Shells and controlling child processes

C-shell Shortcuts, Intro to C-shell Programming

Variables in C-shell Programming, Conditionals in C-shell Programming

Loops in C-shell Programming, Bourne Shell Programming Basics

The emacs editor, Stream Editing - sed, System Administration Intro

Text processing: nroff/troff

Text processing : LaTeX - Comparing to nroff /roff

Shell Basics, Types of shells, Shell functionality

Environment, Writing first script

Writing script & executing basic script

Debugging script, Making interactive scripts

Variables (default variables)

Mathematical expressions, Conditional statements

If-else- elif, Test command

Logical operators-AND,OR,NOT, ase –esac. Loops

While, For, Until, Break & continue

Command line arguments

Positional parameters

Set & shift

IFS, Break & continue

Functions & file manipulations

Processing file line by line

Functions, Regular Expression & Filters

What is regular expression

Grep,cut ,sort commands

Grep patterns, SED & AWK, Processes

Concept of process in Unix

Background processes

Scheduling processes -At, batch & Cron

Misc, Trapping signals

String substitutions / manipulations