$21.$ Create a file with $12$ lines of text. Delete the second word in the text.

$22.$ Go to the fifth line, and insert your first and last name.

$23.$ Remove the eighth line, and place it at the end of the file.

$24.$ Use one command to go to the first line of the file.

$25.$ Search for your last name.

$26.$ Save the file, but do not exit vi$.$

$27.$ Without exiting vi$,$ temporarily execute the ls command to confirm that the file

is saved.

$28.$ Enter the command that causes line numbers to appear.

$29.$ Delete lines $9$ and $10.$

$30.$ Move to the line of text that contains your first and last name, cut it$,$ and place the

text in the buffer.

$31.$ Paste the line with your first and last name in the middle of the text.

Use the Emacs editor for these more advanced exercises.

$32.$ Using the practice file, practice copying and pasting the text to rearrange the order

of the lines.

$33.$ Add text to the file, and practice using the cursor movement commands.

$34.$ Replace all occurrences of the word $$form$$ with $$create$.$

$35.$ Select five words and convert them to all uppercase.

$36.$ Delete a line and then undo the deletion.

$37.$ Transpose the first two words in each line.

$38.$ Save the file and exit Emacs