Bash Shell Scripting- awk command with options, action and basic variables

This video tutorial covers the AWK command, focusing on its options and basic variables. It explains the syntax of the AWK command, including how to use the -F option for field separators, the -V option for defining variables, and the -f option for writing scripts. The tutorial provides examples and practical applications of these options, emphasizing the importance of the -F option for automation in shell scripting.

What is the basic structure of an AWK command?

• awk filename 'pattern' {action}

• awk 'pattern {action}' filename

• awk -F 'pattern' {action} filename

• awk {action} 'pattern' filename

Which option in AWK is used to specify a field separator?

• -F

• -f

• -S

• -V

If you want to separate fields in a file using a comma, which AWK option would you use?

• -S,

• -F,

• -f,

• -V,

How can you define a variable in AWK?

• Using the -V option

• Using the -f option

• Using the -S option

• Using the -F option

What is the purpose of the -V option in AWK?

• To specify a field separator

• To define a variable

• To write logic into a file

• To execute a script

Which AWK option allows you to execute logic written in a separate file?

• -F

• -S

• -V

• -f

What is the significance of the -f option in AWK scripting?

• It specifies a field separator

• It defines a variable

• It sets the output format

• It allows writing and executing AWK logic from a file