Linux Training


Basic Shell Scripting


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

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