UNIX/LINUX Shell Scripting Online Training
UNIX/LINUX Shell Scripting Course Duration: 10 hrs
Course Content for UNIX/LINUX Shell Scripting:
History of UNIX
- Features of UNIX
- Flavors of UNIX
- Comparison of UNIX with Windows
- Architecture of UNIX/Linux
- Shell, Kernel,Tools
- UNIX File System
Different types of Files
- Regular Files
- Directory Files
- Device Files
Basic Commands
- pwd, logname, who, finger
- Exit, date, cal
Creating Users & Groups
- groupadd, groupdel
- useradd, userdel
System startup & Shutdown
- Init, halt, shutdown
- Different Run levels
- Different date formats
Working with files
- cat, touch, rm
- cp, mv
Working with Directories
- mkdir, cd, rmdir, rm –r
Displaying files
- ls, ls options
Comparing Files
- cmp, diff, comm
File Permissions
- chmod, chown, chgrp, umask
Searching files
- find, locate, which
Zipping files
- gzip, gunzip
Viewing long files
- pg, more, head, tail
Regular Expressions & Patterns
- What is pattern
- Usage of regular expression
- Different types of pattern
- Character pattern
- Word pattern
- Line pattern
Tools for Filters
- grep, grep with options
- Flat files
- What are delimiters and its types?
- Reading and Writing to files
Tools for column data
- cut, paste
Tools for sorting
- Sort by lines, Sort by fields
- Sort with options, uniq
Changing information in files
- tr, sed
Piping
- usage of piping
- piping with filters
- tee command
Communication Tools
- write, wall
- mail, mail with options
Disk status
- du, df with options
Job control
- Foreground jobs, background jobs
- Killing jobs, nohup
Process status
- ps , ps with options
Editor Vi
- 3 modes
- Command mode
- Insert mode
- Ex command mode
Shell Scripting
- What is shell scripting?
- Importance of shell scripting
- Different types of shells
- Creating shell script
- Making shell scripting executable
Shell input & output
- echo, print, read
Backslash character constants Variables
- What is variable
- System defined variables
- Environment files
- User defined variables
- Constant variables
- Local & global variables
- Special variables
Operators
- Arithmetic variables
- Relational numeric operators
- Logical operators
- Assignment operators
Conditional statements
- if, if….else
- if, elif
- case
Looping
- while, until, for
- break, continue
Job scheduling
- cron
- at
- batch
Advance Shell Scripting
- What is shell scriptng
- Importance of shell scripting
- Different type of shells
- Creating shell scripts
- Executing Shell programs
Constants Variables
- What is variable
- System defined variables
- Environment files
- User defined variables
- Constant variables
- Local & global variables
- Special variables
Branching and logic testing
Conditional operators
- Multi-way branching
- case statement
- Lab Session
Shell patterns
- Basic expressions
- Regular expressions
- Meta-characters
- Pattern combinations
- Using Character Classes
- The grep and egrep command
Looping statements
- The ‘while’ loop
- The ‘until’ loop •
- The ‘for’ loop
- Breaking out of a loop and continuing
- The ‘select’ loop
Introduction to ‘AWK’
- Record processing
- Pattern matching and relational expressions
- Command line arguments
- Lab Session
Compiling and execution of C and C++ programs