Detailed Course Outline
Course Contents - DAY 1
- Course Introduction
- Administration and Course Materials
- Course Structure and Agenda
- Delegate and Trainer Introductions
Session 1: BACKUP AND RESTORE UTILITIES
- The tar command
- Compression utilities gzip, bzip2, zip and compress
- Exercise: Backing up and restoring files using tar
- Exercises: Compressing files
Session 2: BACKGROUND JOB SCHEDULING
- Scheduling jobs with the cron command
- Scheduling jobs with the at command
- Exercises: Running background jobs
Session 3: 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
- Exercises: Identifying file differences
Session 4: SPLITTING FILES
- The split and csplit commands
- Exercises: Splitting files
Course Contents - DAY 2
Session 5: IDENTIFYING AND TRANSLATING CHARACTERS
- od - octal dump
- Use cat to display non-printing characters
- The expand and unexpand commands to convert between tab and space characters
- The tr command for character translation
- Exercises: Translating characters with tr
Session 6: REGULAR EXPRESSION NOTATION REVIEW
- Standard regular expressions
- Extended regular expressions
Session 7: THE STREAM EDITOR - sed
- sed command line syntax
- sed command processing
- Pattern space
- sed addresses
- sed commands
- Hold and get functions
- Advanced flow control
- Exercises: Text processing with sed
Session 8: INTRODUCTION TO THE PATTERN SCANNING UTILITY - awk
- Introduction and command line syntax
- The awk program structure
- Operators
- Simple patterns
- Extended patterns
- Special patterns (BEGIN and END)
- Program variables: Built-in variables, User defined variables, Arrays
- Mathematical operators
- Displaying output with print and printf
- Exercises: Create awk scripts to extract selected data from a file and generate reports
Course Contents - DAY 3
Session 9: awk PROGRAM CONTROL STRUCTURES
- Program control structures
- The if construct
- The while and do ... while constructs
- The basic for construct
- Associative array handling
- Functions: Mathematical and string functions, The system function, The getline function, User defined functions
- Exercises: Create an awk script using an program control structures and arrays
Session 10: awk DEBUGGING AWK SCRIPTS
- Responding to Syntax errors
- Responding to Logical errors
Session 11: MISCELLANEOUS TOOLS
- bc (calculator)
- fuser (testing for files in use)
- getops (checking options passed to shell scripts)
- printf (formatting screen output)
- logger (script logging)
- xargs (generating arguments for a command)
- eval (re-evaluating variables)
- Exercises: Using tools within a shell script