Since X environment can accommodate many window managers, their user interfaces vary quite a bit. Please remember that right-clicking the root window will bring up menu selections. This is always available.
To gain the shell command prompt, start Xterm from menu
"XShells" --> "XTerm".
For graphical browsing of the web pages, start Mozilla from menu
"Apps" --> "Net" --> "Mozilla Navigator"
For graphical browsing of the PDF files, start Xpdf from menu
"Apps" --> "Viewers" --> "Xpdf".
Keyboard sequence for the X Window System
Followings are the important keystrokes to remember when running the X Window System.
Ctrl-Alt-F1 through F6: Switch to other pseudo-terminals (from an X window, DOSEMU, etc.)
Alt-F7: Switch back to X window
Ctrl-Alt-minus: Change screen resolution in X window (minus refers to the keys on the numeric keypad)
Ctrl-Alt-plus: Change screen resolution opposite way in X window (plus refers to the keys on the numeric keypad)
Ctrl-Alt-Backspace: Terminate the X Server program
Alt-X, Alt-C, Alt-V: Usual Windows/Mac Cut, Copy, Paste keys combinations with Ctrl- keys are replaced by these Alt- keys in some programs such as Netscape Composer