1.

Which of the following is the first widely used operating system?(a) MS-DOS(b) windows XP(c) android(d) CP/MThe question was posed to me during an interview.The query is from Operating Systems topic in division Real Time Operating systems of Embedded Systems

Answer»

The correct choice is (d) CP/M

The best I can explain: The first WIDELY used operating SYSTEM is the CP/M which is DEVELOPED for INTEL 8080 and the 8”floppy disk system.



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