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Computers - General Knowledge Questions
The ‘IBM-DOS’ is a
A)
Batch operating system
B)
Multiuser operating system
C)
Single-user operating system
D)
Time-sharing operating system

Correct Answer :   Single-user operating system

Alternatively referred to as PC DOS, IBM DOS is a text-based operating system similar to Microsoft’s DOS, but only sold by IBM. DOS is a single-user, single-tasking operating system with basic kernel functions that are non-reentrant: only one program at a time can use them and DOS itself has no functionality to allow more than one program to execute at a time.

Published On : June 16, 2021
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