Bash Shell Scripting- Input with the read command and output with the echo command

This video tutorial explains how to create a simple shell script that converts input strings to upper case. It covers the use of the ECHO command for output and the read command for taking user input. The tutorial also demonstrates how to prompt users for input and explains the default variable used in the read command. By the end, viewers will understand how to handle user input and output in shell scripts effectively.

What command is used to display text or variables in a shell script?

• PRINT

• SHOW

• DISPLAY

• ECHO

What is the purpose of the 'shebang' line in a shell script?

• To execute the script

• To comment the script

• To specify the script interpreter

• To declare variables

Which command is used to read user input in a shell script?

• CAPTURE

• READ

• GET

• INPUT

What happens when you run a shell script with a 'read' command without a prompt message?

• The script displays an error

• The script exits immediately

• The script waits for user input without any indication

• The script continues without waiting

How can you prompt the user for input in a shell script?

• By using the 'prompt' command

• By using the '-p' option with the 'read' command

• By using the '-m' option with the 'read' command

• By using the 'ask' command

What is the default variable used by the 'read' command if no variable is specified?

• INPUT

• DATA

• REPLY

• VALUE

How can you comment multiple lines in a shell script?

• Using // at the start of each line

• Using << and a name

• Using # at the start of each line

• Using /* and */