Software
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50 free Software trivia questions with answers — science & nature quiz, new questions added Oct 2026.
Software runs almost everything people do on a screen, yet the stories behind it are rarely told. Household-name programs often began as side projects, student experiments or tools nobody expected to sell, and many carry names with origins stranger than you would guess. This quiz turns fun software facts into questions: where famous programs, apps, browsers and operating systems came from, who wrote them, what their icons, sounds and hidden extras mean, and which bugs, worms and flops made history. A few harder ones dig into the early days of personal computing. It is written for curious users as much as for developers, so no coding knowledge is needed. Every answer comes with a short explanation, which makes the set handy for a team quiz, a classroom warm-up or a tech-themed trivia night.
30 of 50 questions with answers and explanations. Play the quiz
Q 01The web browser Firefox, developed by the Mozilla community, takes its name from a nickname for which animal?
The red panda
The red panda is sometimes called a firefox, although the browser's logo shows a stylized fox. The project was first named Phoenix, then Firebird, before naming disputes forced two renamings.
Q 02Which card game did Microsoft bundle with Windows 3.0, helping newcomers learn to drag and drop with a mouse?
Solitaire
Solitaire was written by summer intern Wes Cherry, with cards drawn by Susan Kare. His planned 'boss key', which swapped the screen for a fake spreadsheet, was removed before release.
Q 03Thomas Knoll began which image-editing program in 1987 as a tool called Display on his Macintosh Plus?
Photoshop
Photoshop grew out of Display after Knoll's brother John, who worked at Industrial Light & Magic, urged him to build a full editor. Early copies shipped bundled with Barneyscan slide scanners.
Q 04Bliss, the green hillside photograph used as the default wallpaper of Windows XP, was taken in which US state?
California
California's wine country supplied the hill: Charles O'Rear shot it in 1996 near the Napa–Sonoma county line. Vines had been cleared after a pest infestation, and the slope is a vineyard again.
Q 05Microsoft Excel 97 concealed a famous Easter egg that let users play which kind of hidden game?
A flight simulator
A flight simulator was tucked inside Excel 97, while Word 97 hid a pinball game. Microsoft formally stopped adding Easter eggs in 2002 under its Trustworthy Computing push.
Q 06The standard 'save' icon in most software still depicts which storage medium, rarely seen since the early 2000s?
A floppy disk
A floppy disk still means 'save' long after the drives vanished from computers. The most popular 3.5-inch version, first shipped in 1986, held just 1.44 MB.
Q 07Which playful Microsoft typeface did Vincent Connare design after seeing cartoon characters speak in Times New Roman?
Comic Sans
Comic Sans was modelled on the hand lettering of graphic novels such as Watchmen. Connare finished it too late for Microsoft Bob, the cartoon-guided program that had prompted it.
Q 08Microsoft reportedly paid millions to use which Rolling Stones song in its 1995 advertising campaign for Windows 95?
Start Me Up
Start Me Up was picked as a nod to the new Start button on the taskbar. Microsoft was widely reported to have paid the band between $8 million and $14 million for it.
Q 09The free VLC media player, first developed by students in Paris, is known for an icon showing which roadside object?
A traffic cone
A traffic cone became the logo because the student networking club at École Centrale Paris collected them. Each Christmas the cone in the program wears a Santa hat.
Q 10The three-line menu icon that Norm Cox designed for the Xerox Star in 1981 is nicknamed after which food?
A hamburger
A hamburger is what the three stacked bars unintentionally resemble. After the Xerox Star, the same icon turned up in each window's control menu in Windows 1.0 in 1985.
Q 11Microsoft Office's animated assistant, widely mocked for interrupting users, took the shape of which office supply?
A paper clip
A paper clip named Clippit, nicknamed Clippy, was the default helper introduced with Office 97. Microsoft switched the feature off by default in Office XP and built its marketing around the change.
Q 12Linus Torvalds began writing the Linux kernel in 1991 while a computer science student in which country?
Finland
Finland's University of Helsinki was where Torvalds, then 21, announced his project online as just a hobby. He comes from the Swedish-speaking minority there.
Q 13James Gosling first called which programming language Oak, after a tree outside his office at Sun Microsystems?
Java
Q 21Which IBM chess computer beat world champion Garry Kasparov in a six-game rematch in 1997?
Deep Blue
Deep Blue won two games and drew three, a year after losing its first match to Kasparov. Its name, a play on IBM's nickname, was the winning entry in a company contest.
Q 22Microsoft's name, first written as Micro-Soft in 1975, shortens the word 'software' and which other word?
Microcomputer
Microcomputer software was what Bill Gates and Paul Allen set out to sell, and Allen suggested the blended name. Their first target was the Altair 8800, featured that year in Popular Electronics.
Q 23John Warnock's Camelot project at Adobe led in 1993 to which now-ubiquitous document file format?
Java took its final name from a type of Indonesian coffee after a trademark search found Oak already in use. The wider project it belonged to was known as Green.
Q 14Markus Persson, known as Notch, created which block-building game that Microsoft bought in 2014 for $2.5 billion?
Minecraft
Minecraft grew from prototypes Persson worked on after leaving the games company King in 2009. He passed control of its development to Jens Bergensten after the full release.
Q 15Alexey Pajitnov created which falling-block puzzle game in the mid-1980s at the Soviet Academy of Sciences?
Tetris
Tetris blends 'tetra', meaning four, with tennis, Pajitnov's favorite sport. The idea came from a pentomino puzzle set he had bought and played with in his office.
Q 16Google's Gmail, announced to the public on April Fools' Day 2004, officially kept which status label until July 2009?
Beta
Beta stayed attached to Gmail for more than five years after its debut. The launch offer of one gigabyte of storage was far more than competitors gave at the time.
Q 17Which presentation program did Forethought release for the Macintosh in 1987, just months before Microsoft bought it?
PowerPoint
PowerPoint was called Presenter until lawyers found that name already taken just before release. Microsoft paid about $14 million for it, the company's first significant acquisition.
Q 18Which file-sharing service did Shawn Fanning and Sean Parker launch in 1999, only for lawsuits to close it in 2001?
Napster
Napster was named after Fanning's high-school nickname, 'Nappy'. Lawsuits alleging copyright infringement closed it in July 2001, and it filed for bankruptcy the following June.
Q 19Which photo-sharing app began as Burbn, a mobile check-in app built by Kevin Systrom and Mike Krieger?
Instagram launched for the iPhone in October 2010 and reached a million registered users within two months. Facebook bought it in April 2012 for about $1 billion.
Q 20Before switching to place names in 2013, Apple named each major Mac OS X release after which kind of animal?
Big cats
Big cats supplied the names from Cheetah and Puma through to Mountain Lion. Mavericks, named after a surfing spot, then began the run of place names.
PDF, the Portable Document Format, was built so a document looks the same whatever hardware or operating system opens it. It was standardized as ISO 32000 in 2008.
Q 24The GIF image format, whose creator insisted on a soft-G pronunciation, was introduced in 1987 by which online service?
CompuServe
CompuServe engineer Steve Wilhite said the name should echo the peanut butter brand Jif. Polls have nonetheless shown that the hard-G pronunciation is the more common one.
Q 25Which once-ubiquitous browser plug-in for web animations and games was officially discontinued at the end of 2020?
Flash
Flash declined after Steve Jobs wrote an open letter in 2010 refusing to allow it on the iPhone and iPad. It had begun in 1995 as an animation tool called FutureSplash Animator.
Q 26Luis von Ahn, the Guatemalan-born inventor of reCAPTCHA, went on to co-found which language-learning app?
Duolingo
Duolingo followed von Ahn's sale of reCAPTCHA to Google in 2009. That earlier tool put the words people typed to prove they were human to work digitizing books.
Q 27Larry Tesler and Tim Mott, working at Xerox PARC in the 1970s, developed which everyday pair of editing commands?
Copy and paste
Copy and paste went into Gypsy, a word processor the pair built for the Xerox Alto. Tesler also campaigned against 'modes', wanting every action available to a user at all times.
Q 28Which US Navy rear admiral is often credited with creating the first compiler, finished in 1952 for the A-0 System?
Grace Hopper
Grace Hopper believed code should be written in something close to English and then translated into machine code automatically. She is also credited with writing the first computer manual.
Q 29Microsoft's first product, written by Bill Gates and Paul Allen in 1975, was a version of which programming language?
BASIC
BASIC for the Altair 8800 was written without an Altair to test it on: Allen adapted an emulator that ran on a PDP-10 at Harvard. Gates hoped it would make the machine attractive to hobbyists.
Q 30In the name of OpenAI's chatbot ChatGPT, released in late 2022, the letter T stands for which word?
Transformer
Transformer is the neural-network design at the core of GPT models, introduced by Google researchers in 2017. The G and P stand for generative and pre-trained.