Question

which was a version
Fill in the blanks. .
(a) The first Operating System Microsoft coded was
of
(b) A
system can execute instructions from several programs at the same
time instant in time.
(c) The concept of Time-sharing and Multi-programming evolved during
generation.
(d) The
provides a service routine that can be used to maintain files on
the various secondary memory devices attached to the system.
(e) In a
many users share same system resources and having different fil
area and security.​

Answer 1

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