Question

is it true that DOS is a type of GUI based operating system​

Answer 1

Explanation:

MS-DOS (/ˌɛmˌɛsˈdɒs/ em-es-DOSS; acronym for Microsoft Disk Operating System) is an operating system for x86-based personal computers mostly developed by Microsoft. ... It was also the underlying basic operating system on which early versions of Windows ran as a GUI.

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Answer 2

Explanation:

Yes. It was originally developed by Microsoft and based on an earlier OS called QDOS.