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OS facts & stats

7 fact-checked facts about operating systems and computing history, each with the reason behind it. 5 more are in today's round and join this page after it closes.

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The basics

Android is built on which kernel?

AnswerLinux

Android uses a modified Linux kernel.

What is the core part of an operating system that manages hardware and resources called?

AnswerKernel

The kernel manages memory, processes and devices.

Going deeper

Which two people are best known for creating Unix?

AnswerKen Thompson and Dennis Ritchie

Thompson and Ritchie built Unix at Bell Labs.

In what year was Windows 1.0 released?

Answer1985

Windows 1.0 shipped in November 1985.

Mac OS X grew out of the operating system from which company Apple acquired in 1997?

AnswerNeXT

Apple bought NeXT, and NeXTSTEP became the base of Mac OS X.

Expert level

Which programming language was created alongside Unix and used to rewrite its kernel?

AnswerC

Dennis Ritchie developed C, and Unix was rewritten in it in 1973.

Under which license is the Linux kernel released?

AnswerGNU GPL version 2

The Linux kernel is licensed under GPLv2.

Know these cold?Today's round is five questions like these, 20 seconds each. Your streak and level follow you to every arena.Play today's round