Question

Use the grep command to display the lines from the file teknoscript.txt that are comment lines (the comment lines are the lines that start with #).

Answer 1

Answer:

GNU @command{grep}:

Type this grep command in terminal in present working directory

grep -i '#.*'teknoscript.txt

Explanation:

grep command is used for pattern matching plain text in files using CLI

Here we used regular expressions

That is '#*'.

It indicated all the lines that start with # and next there should be any alphabets,........

Here * Indicates that after # there should be any characters,words........

After that we use the file name so that the data that beginning with # is being displayed from that file

Here file name is technoskript.txt

Answer 2

Use the grep command to display the lines from the file teknoscript.txt that are comment lines (the comment lines are the lines that start with #).

grep command

Explanation:

Type this grep command in terminal in present working directory

grep -i '#.*'teknoscript.txt

grep command is used for pattern matching plain text in files using CLI

Here we used regular expressions :

That is '#*'.

It indicated all the lines that start with # and next there should be any alphabets.

Here * Indicates that after # there should be any characters,words

After that we use the file name so that the data that beginning with # is being displayed from that file

Here file name is technoskript.txt