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All Type Computer Laptop Mobile Trainging And Repairing.

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Showing posts with label BASIC SHORTCUT KEYS. Show all posts
Showing posts with label BASIC SHORTCUT KEYS. Show all posts

What is Input and Output Devices ?

 

What is Input and output devices?

Input /Output Devices                                                                                                                            I. Introduction   -

The computer will be of no use unless it is able to communicate with the outside world. Input/ Output devices are required for users to communicate with the computer. In simple terms, input devices bring information INTO the computer and output devices bring information OUT of a computer system. These input/output devices are also known as peripherals since they surround the CPU and memory of a computer system. Some commonly used Input/ Output devices are listed in table below.

Input devices -                                                       Output devices-

Keyboard                                                                          Monitor
Mouse                                                                                LCD
Joystick                                                                             Printer
Scanner                                                                             Plotter
Light pen
Touch screen


II  INPUT DEVICES



III. Output Devices

SHORT KEYS FOR COMPUTER

 



 1.       Alt + F                                                 file menu options in current program

 2.       Alt + E                                            edit options in current program

 3.      F1                                                    universal help (for all programs)

 4.      Ctrl + A                                           select all text 

 5.      Ctrl + X                                           cut selected item
 
 6.      Shift + Del                                       cut selected item

 7.      Ctrl + C                                           copy selected item
 
 8.      Ctrl + Insert                                     copy selected item

 9.      Ctrl + V                                           paste
 
 10.    Shift + Insert                                   paste
 
 11.    Home                                               go to beginning 

 12.    Ctrl + Home                                    go to beginning of current line document

 13.    End                                                  go to end of current line 


 14.    Ctrl + End                                       go to end of  document
 
 15.    Shift + Home                                   highlight form current position to beginning of                                                                         line

 16.    Shift + End                                      highlight form current position to end of line

 17.    Ctrl + ←                                          move one word to the left at a time 

 18.    Ctrl + →                                          move one word to the right at a time 

                                                  THANK YOU!

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