Quick Revision

GK One-Line Question & Answer

15541+ short questions with short answers, covering every category and sub-category on the site — no long articles to scroll through. Good for a fast recap before an exam, or a few minutes of daily practice.

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Computer Fundamentals → Introduction to Computer 33

Facebook (now Meta) was founded by?
Mark Zuckerberg
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Microsoft was founded by?
Bill Gates and Paul Allen
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Apple Inc. was co-founded by?
Steve Jobs, Steve Wozniak, and Ronald Wayne
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The term 'WWW' was invented by?
Tim Berners-Lee in 1989
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Amazon was founded by?
Jeff Bezos
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Twitter (now X) was founded by?
Jack Dorsey, Noah Glass, Biz Stone, Evan Williams
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Python is named after?
Monty Python's Flying Circus (British comedy)
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Which was the first virus affecting personal computers?
Brain (1986) — first PC virus on floppy disks
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ILOVEYOU virus (2000) spread via?
Email attachments — affected millions of computers worldwide
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The first computer game is considered to be?
Spacewar! (1962) or OXO (1952)
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Moore's Law was proposed in?
1965
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First commercially available microprocessor was?
Intel 4004 (1971)
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C programming language was developed in?
1972
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Java was officially released in?
1995
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Python was first released in?
1991
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ARPANET, precursor to internet, was created by?
DARPA (Defense Advanced Research Projects Agency)
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The first website ever created was?
info.cern.ch (1991) by Tim Berners-Lee
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Deep Blue chess computer defeated Garry Kasparov in?
1997
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AlphaGo (DeepMind) defeated world Go champion Lee Sedol in?
2016
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The term 'Artificial Intelligence' was coined by?
John McCarthy at Dartmouth Conference in 1956
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ChatGPT was launched publicly in?
November 2022
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Which company developed the GPT series of language models?
OpenAI
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Gemini AI is developed by?
Google DeepMind
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Bluetooth is named after?
Harald Bluetooth — 10th century Danish king who united tribes
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Wi-Fi stands for?
It's not an acronym — it's a brand name by Wi-Fi Alliance
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Which programming language is used for iOS development?
Swift (and Objective-C)
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Kotlin is the preferred language for?
Android development (Google's official preferred language since 2017)
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Flutter framework uses which programming language?
Dart
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React Native is used for?
Cross-platform mobile app development using JavaScript/React
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Which IDE is most popular for Python development?
PyCharm / VS Code
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IntelliJ IDEA is primarily used for?
Java development (and Kotlin, Scala, Groovy)
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Which VCS command stages files for commit in Git?
git add
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Which Git command downloads remote repository changes?
git fetch / git pull
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Computer Fundamentals → Operating System Basics 1

Linux kernel was written in?
C language
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Computer Fundamentals → Computer Security 1

Morris Worm (1988) was notable for?
First worm to spread over internet, causing widespread damage
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Computer Fundamentals → Memory Units 1

The first hard disk drive was introduced by IBM in?
1956
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Computer Fundamentals → Internet Basics 3

The @ symbol in email addresses was chosen by?
Ray Tomlinson in 1971 for separating user from host
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The first email was sent in?
1971
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Internet of Things (IoT) refers to?
Network of physical devices with sensors connected to internet
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Computer Fundamentals → Input Devices 1

The first computer mouse was invented by?
Douglas Engelbart in 1963/1964
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