disk operating system
Americannoun
noun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A decade ago, the two companies teamed up to develop the IBM PC, with Microsoft contributing the disk operating system, or DOS.
From Time Magazine Archive
Microsoft developed the now famous disk operating system for the IBM-PC -- called DOS -- and later created the operating software for the next generation of IBM personal computers, the Personal System/2.
From Time Magazine Archive
In addition, the machine in its various configurations requires three different versions of IBM's somewhat intimidating disk operating system, PC-DOS.
From Time Magazine Archive
It took him less than half an hour to familiarize himself with the TRS-80 disk operating system, the master program that tells a computer how to store and retrieve data.
From Time Magazine Archive
Apple has developed desktop computers that not only run its Macintosh software system but also use the same disk operating system -- or DOS -- used by IBM models.
From Time Magazine Archive
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
