WHAT IS UNIX AND DIFFERENT FEATURES OF UNIX
1.UNIX IS A CUI OPERATING SYSTEM.OPERATING SYSTEM IS AN INTERFACE BETWEEN HARDWARE AND APPLICATIONS SOFTWARE'S.IT SERVES AS THE OPERATING SYSTEM FOR ALL TYPES OF COMPUTERS,INCLUDING SINGLE-USER PERSONAL COMPUTERS AND ENGINEERING WORKSTSTIONS,MULTI-USER MICROCOMPUTERS,MINI COMPUTERS,MAINFRAMES,AND SUPER COMPUTERS ,AS WELL AS SPECIAL -PURPOSE DEVICES THE NUMBER OF COMPUTERS RUNNING A VARIANT OF UNIX HAS GROWN EXPLOSIVELY,WITH APPROXIMATELY 20 MILLION COMPUTERS NOW RUNNING UNIX AND MORE THAN 100 MILLION PEOPLE USING THESE SYSTEMS.THE SUCCESS OF UNIX IS DUE TO MANY FACTORS,INCLUDING ITS PORTABILITY TO A WIDE RANGE OF MACHINES,ITS ADAPTABILITY AND SIMPLICITY,THE WIDE RANGE OF TASKS THAT IT CAN PERFORM,ITS MULTI-USER AND MULTITASKING NATURE,AND ITS SUITABILITY FOR NETWORKING,WHICH HAS BECOME INCREASINGLY IMPORTANT AS THE INTERNET HAS BLOSSOOMED. HISTORY OF UNIX: BEFORE DEVELOPMENT OF UNIX OPERATING SYSTEM at AT AND T BELL LABS,SOFTWARE TEAM LEAD BY KEN THOMSON,DENNIS RITCHIE AND RUDD CA...