What Was the First Operating System Called?
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The first operating system was introduced in the early 1950’s, it was called GMOS and was created by General Motors for IBM’s machine the 701.

What was the first operating system?

The first operating system (OS) was created in the early 1950s and was known as GMOS. General Motors has developed OS for the IBM computer.

What was the first PC based operating system called?

The first IBM PC, formally known as the IBM Model 5150, was based on a 4.77 MHz Intel 8088 microprocessor and used Microsoft´s MS-DOS operating system. The IBM PC revolutionized business computing by becoming the first PC to gain widespread adoption by industry.

Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.

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