Absolute and Relative path
AWK - Built-in Variables
NR - Number of Records in AWK
OFS - Output Field Separator
ORS - AWK Output Record Seperator
NF - Number of Fields in AWK
FS - Field Separator
RS - Records Separator
FNR - File Relative Number of Records
AWK - Introduction
AWK - Sample Program
AWK - Program Structure
AWK - One liner as Command
cd - change directory
cd - examples
chdir - change directory
date
disk space usage for the machine
Displaying first line from a file
echo
echo with environment variables
grep
grep -i
grep -r
Hierarchy of Unix File System
kill
List the files
Print the files in a directory and sub-directories
man
Program to calculate the fibonacci series using iterative loop
Fibonacci series using recursive function
pwd - know the present working directory
Remove a file
Rename a file
telnet
To log in as a particular user to a particular server
Types of commands
vi
vi editor commands