Full form of DOS is 1st Reader External command file
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Frequently Asked Questions
What is the full form of DOS?
DOS stands for 1st Reader External command file. Fullformexpand.com has 79 other full forms for abbreviation DOS.
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"DOS." Fullformexpand.com, https://www.fullformexpand.com/dos/1st-reader-external-command-file. Accessed 22 Feb. 2026.
Fullformexpand.com, 2026. "DOS." Accessed February 22, 2026. https://www.fullformexpand.com/dos/1st-reader-external-command-file.
"DOS." (n.d.). Fullformexpand.com. Retrieved February 22, 2026, from https://www.fullformexpand.com/dos/1st-reader-external-command-file.
DOS. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/dos/1st-reader-external-command-file (Accessed: 22 February 2026).
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DOS Full Form
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