Question:
DOS stands for
DOS stands for
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DOS was replaced by graphical user interface (GUI) operating systems like Windows, but its core concepts remain visible in command-prompt systems.
Updated On: Aug 24, 2026
- Disk Operating System
- Disk operating session
- Digital Operating System
- Digital Open system
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The Correct Option is A
Solution and Explanation
Step 1: Understanding the Concept:
DOS refers to a family of single-tasking, command-line-based operating systems widely used on personal computers in the 1980s and early 1990s.
Step 2: Detailed Explanation:
The acronym DOS stands for "Disk Operating System".
It was designed to run from disk storage (such as floppy disks or hard disk drives) and manage the system's files, storage media, and input/output processes.
Popular variants included MS-DOS (developed by Microsoft) and PC DOS.
Step 3: Final Answer
The correct option is (A).
DOS refers to a family of single-tasking, command-line-based operating systems widely used on personal computers in the 1980s and early 1990s.
Step 2: Detailed Explanation:
The acronym DOS stands for "Disk Operating System".
It was designed to run from disk storage (such as floppy disks or hard disk drives) and manage the system's files, storage media, and input/output processes.
Popular variants included MS-DOS (developed by Microsoft) and PC DOS.
Step 3: Final Answer
The correct option is (A).
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