Computer Input Devices

BATCH INPUT           SOURCE DATA INPUT         ONLINE INPUT

 

BATCH INPUT

            Data is converted into machine code & then temp stores & waited for processing on an input media...

:     PUNCH CARD:- Data is stored on punch card by punching holes in it...

:     PUNCH PAPER TAPES:- Data is punched onto paper tape as a series of holes across tape..

:     MAGNETIC TAPES:- Data is stores on tapes as magnetized spots arranged in patterns representing characters...Such as TAPE REELS, CARTRIDGE, CASSETTES

:     MAGNETIC DISKS:- Disks are coated with metalic oxide which can be magnetized to store data in form of magnetic spots...Such as FIX, INTERCHANGEABLE...

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