Friday, February 25, 2011

do you know keyboard?


keyboard above is that we commonly see


  • Keyboard is one of the essential hardware of a computer. In computing, a keyboard is typewriter keyboard, Which uses an arrangement of buttons or keys, to act as mechanicallevers or electronic switches. With the decline of punch cards and paper tape, interactionvia teletype-style keyboards became the main input device for computers.



  • there is some kind of keyboard.
 ergonomic keyboard

wireless silicon keyboard
slim keyboard
wolf king keyboard (lefthanded user)

gaming keyboard
virtual keyboard laser





Here is shortcut that you can learn :

f1
Help
ctrl+esc
Open Start menu
alt+tab
Switch between open programs
alt+f4
Quit program
shift+delete
Delete item permanently
windows logo+l
Lock the computer (without using CTRL+ALT+DELETE)
ctrl+c
Copy
ctrl+x
Cut
ctrl+v
Paste
ctrl+z
Undo
ctrl+b
Bold
ctrl+u
Underline
ctrl+i
Italic
f10
Activates menu bar options
shift+f10
Opens a shortcut menu for the selected item (this is the same as right-clicking an object
ctrl+shift+esc
Opens Windows Task Manager
alt+down arrow
Opens a drop-down list box
alt+tab
Switch to another running program (hold down the ALT key and then press the TAB key to view the task-switching window)
shift
Press and hold down the SHIFT key while you insert a CD-ROM to bypass the automatic-run feature
alt+space
Displays the main window's System menu (from the System menu, you can restore, move, resize, minimize, maximize, or close the window)
ctrl+tab
Switch to the next child window of a Multiple Document Interface (MDI) program
ctrl+f4
Closes the current Multiple Document Interface (MDI) window
alt+f6
Switch between multiple windows in the same program
f2
Rename object
f3
Find all files
ctrl+x
Cut
ctrl+c
Copy
ctrl+v
Paste
alt+enter
Open the properties for the selected object
shift+delete
Delete selection immediately, without moving the item to the Recycle Bin
f4
Selects the Go To A Different Folder box and moves down the entries in the box 
f5
Refreshes the current window.
f6
Moves among panes in Windows Explorer
ctrl+z
Undo the last command
ctrl+a
Select all the items in the current window
backspace
Switch to the parent folder
shift+click+close button
For folders, close the current folder plus all parent folders
windows logo
Start menu
windows logo+r
Run dialog box
windows logo+m
Minimize all
shift+windows logo+m
Undo minimize all
windows logo+f1
Help
windows logo+e
Windows Explorer
windows logo+f
Find files or folders
windows logo+d
Minimizes all open windows and displays the desktop

  • clean up keyboard

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