Bash Shell Scripting- Input with the command line arguments

The video tutorial explains how to use command line arguments in shell scripts, also known as positional arguments. It covers special variables like $1, $2, and how to access the script name using $0. The tutorial demonstrates handling multiple arguments, using curly braces for arguments greater than or equal to 10, and counting and printing all command line arguments.

What is the primary purpose of command line arguments in shell scripts?

• To execute the script in a different shell

• To define variables within the script

• To debug the script

• To provide input during script execution

Why are command line arguments referred to as positional arguments?

• Because they are defined in the script

• Because their position determines their value

• Because they are optional

• Because they are always strings

What does the special variable $0 represent in a shell script?

• The last command line argument

• The number of arguments

• The script name

• The first command line argument

How can you access the 10th command line argument in a shell script?

• Using $*

• Using $10

• Using ${10}

• Using $1 followed by 0

What does the special variable $# represent?

• The number of command line arguments

• The first command line argument

• The script name

• All command line arguments

Which of the following can be used to access all command line arguments?

• $@

• $#

• $0

• $1

What is the difference between $* and $@ when used in shell scripts?

• $* and $@ are used for different shells

• $@ treats all arguments as a single string

• There is no difference

• $* treats all arguments as a single string