What are some cool Linux commands?

20 Funny Commands of Linux or Linux is Fun in Terminal

Command: sl (Steam Locomotive)
Command: telnet.
Command: fortune.
Command: rev (Reverse)
Command: factor.
Command: script.
Command: Cowsay.
Command: yes.

What is SL command?

The sl command sets the number of lines, rather than attributes, to display by the default p (prestored) command, p0 (zero). sl {number.lines} Parameter(s) number.lines. Number of lines to display.

How do I make Ubuntu fun?

Here is a small collection of such commands.

Cowsay. The cowsay command draws out little animals using ascii art in the terminal or shell.
Cowthink. The cow can do more than just talking, it can even think.
sl – Steam Locomotive.
figlet – draw banners.
toilet – draw banners again.
banner.
fortune.
cmatrix – The MATRIX.

What does SL do in the terminal?

The sl command allows you to run a train in your terminal. This should make the locomotive get wings to fly off from the terminal window!

What does sudo rm /* mean?

The rm command is used for removing files and directories in Linux command line. If you add sudo to the rm -rf command, you are deleting files with root power. That means you could delete system files owned by root user.

What is a fork bomb Linux?

The fork bomb is a form of denial-of-service (DoS) attack against a Linux based system. Once a successful fork bomb has been activated in a system it may not be possible to resume normal operation without rebooting the system as the only solution to a fork bomb is to destroy all instances of it.

What is sudo cp?

In case you’re curious, sudo stands for set user and do. It sets the user to the one that you specify and performs the command that follows the username. sudo cp ~/Desktop/MyDocument /Users/fuadramses/Desktop/MyDocument Password: A close cousin to the cp (copy) command is the mv (move) command.

What happens if you delete root directory?

Any (non-hidden) files in the root directory, and the contents of all (non-hidden) directories in the entire filesystem would be deleted. Again, this includes the contents of any remotely mounted media (such as that NAS mount in /mnt/media to your collection of TV shows and movies, for instance).

How do I start Telnet?

Install Telnet

Click Start.
Select Control Panel.
Choose Programs and Features.
Click Turn Windows features on or off.
Select the Telnet Client option.
Click OK. A dialog box appears to confirm installation. The telnet command should now be available.

What is the difference between Telnet and Ping?

PING allows you to know whether a machine is accessible via the internet. PING is permanently blocked on our shared hostings. TELNET allows you to test the connection to a server irrespective of all the additional rules of a mail client or an FTP client in order to determine the source of a problem.