Mozilla firefox

MOZZILA FIREFOX

Alt + Home: Go to home page.
Alt + Left Arrow: Back a page.
Backspace: Back a page.
Alt + Right Arrow: Forward a page.
F5: Refresh current page, frame, or tab.
F11: Display the current
website in full screen mode. Pressing F11 again will exit this mode.
Esc: Stop page or download from loading.
Ctrl + (- or +) :Increase or decrease the font size, pressing '-' will decrease and '+' will increase.

Linux Unix Shortcut key

LINUX UNIX

All of the below shortcut keys and command line shortcuts may not work on all versions of Unix and Linux.
CTRL B: Moves the cursor backward one character.
CTRL C: Cancels the currently runningcommand.
CTRL D : Logs out of the current session.
CTRL F : Moves the cursor forward one character.

MS Word Shorcut key

MS WORD SHORT

 Ctrl + 0:Adds or removes 6pts of spacing before a paragraph.
Ctrl + A:Select all contents of the page.
Ctrl + B: Bold highlighted selection.Ctrl+D:open font option
Ctrl + C: Copy selected text.
Ctrl + E:Aligns the line or selected text to the center of the screen.
Ctrl + F:Open find box.
Ctrl + I:Italic highlighted selection.
Ctrl + J:Aligns the selected text or line to justify the screen.
Ctrl + K:Insert link.

MS Windows Shortcut key

MS WINDOWS SHORT

Alt double-click: Display the properties of the object you double-click on.
Alt Print Screen: Create a screen shot only for the program you are currently in.
Ctrl Print Screen: Creates a screen shot of the entire screen.

Other shortcut key

MORE SHORTCUT
Shift+Home: Highlights from current position to beginning of line.
Shift+End: Highlights from current position to end of line.
Ctrl+Left arrow: Moves one word to the left at a time.
Ctrl+Right arrow: moves one word to the right at a time.