Bash Shell Scripting- Commands to read a file content with conditions

The video tutorial explains how to read file content conditionally using the 'more', 'head', and 'tail' commands. It covers the basic usage of each command, including default and custom options for displaying specific lines from a file. The tutorial emphasizes the importance of 'head' and 'tail' commands in shell scripting, while 'more' is useful for command line file reading.

What is the primary function of the 'more' command when reading a file?

• To delete the file content

• To edit the file content

• To display the file content page by page

• To display the entire file at once

How can you start reading a file from the 4th line using the 'more' command?

• more 4 filename

• more +4 filename

• more -4 filename

• more filename 4

What is the default number of lines displayed by the 'head' command?

• 20 lines

• 5 lines

• 10 lines

• 15 lines

Which command would you use to display the last 10 lines of a file by default?

• grep

• head

• more

• tail

How can you customize the 'tail' command to display the last 4 lines of a file?

• tail -4 filename

• tail 4 filename

• tail filename 4

• tail +4 filename