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Aggiungi al carrellopaperback. Condizione: New. Language:Chinese.Paperback Pages Number: 526 At present. the development of computer technology is very rapid. in particular. is a DOS system. we can obviously see from DOS2.1 to DOS6.22. DOS important role in computer development process. IBMPC compatible by Sichuan University Press published practical DOS technology (third edition) is still used in the main operating system. PC-DOS for clues to fully explain how to use DOS. and about how they can be in the DOS environment to write efficient.