Workshop

The Workshop is designed to help you anticipate possible questions, review what you've learned, and begin learning how to put your knowledge into practice.

Quiz

1:	How would you start the gedit program on a computer called server10, displaying the application on your own desktop, if your login name on server10 is admin36?
2:	How would you tell your desktop environment to allow incoming application window connections from a system called robslabmachine.mycompany.com?
3:	Without using ssh, what sequence of commands would you enter to start emacs in the background but display its application window on a local system called laptop6.mycompany.com?
4:	Why should you use the ssh method of displaying applications remotely rather than the xhost/DISPLAY method whenever possible?

Answers

A1:	ssh -oForwardX11=yes -l admin36 server10 gedit
A2:	xhost robslabmachine.mycompany.com
A3:	DISPLAY=laptop6.mycompany.com:0 export DISPLAY emacs &
A4:	Because the ssh method is considerably more secure, using magic cookie authentication and encrypting data and passwords as they are transmitted across the network.

Activities

1.	Use ssh in a terminal window to log in to a remote Linux computer system.
2.	From the command line on the remote system, start an emacs window.
3.	Use the emacs window to create and save a new text file on the remote system.