The range of micro computers produced By Apple computers .The Macintosh,introduced in 1984,was the first popular micro computer with a graphical user interface.
The success of the Macintosh prompted other manufacturers and softwere companies to create their own graphical user interfaces.Most notable of these are Microsoft windows,which runsIBM PC compatible micro computers and OSF/Motif,form the Open softwere Foundation which is used with many Unix Systems.
MAGMETIC-INK CHARACTER RECOGNITION(MICR) Techniqte that enables special characters printed in magnetic ink to be read and input rapidly to computer ,MICR is used extensively in banking because magnetic ink characters are difficult to forge and are therefore ideal for making and identifying cheques.
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