Q. What is the role of IO.SYS in MS-DOS?

  • (A) User interface
  • (B) Hardware interaction and boot
  • (C) Network settings
  • (D) Printer support
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✅ Correct Answer: (B) Hardware interaction and boot
Explanation: IO.SYS is a core MS-DOS system file that handles low-level hardware functions.

Published by Mr. Dubey ⭐ 111.54K Points at 08-Jun-2025 07:54 am in MS Dos

Explanation by: Mr. Dubey
IO.SYS is a core MS-DOS system file that handles low-level hardware functions.

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