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60 free Mark Zuckerberg trivia questions with answers — technology quiz, new questions added Aug 2026.
Mark Zuckerberg wrote a messaging system for his father's dental office at eleven, built a music player that machine-learned your taste in high school, crashed Harvard's network with Facemash, and launched thefacebook.com from Kirkland House on February 4, 2004. By 23 he was the world's youngest self-made billionaire; by 2010 he was Time's Person of the Year and the subject of an Oscar-winning film he wished nobody had made while he was alive. This Mark Zuckerberg trivia quiz runs 60 questions across his life and career: White Plains and Dobbs Ferry, Phillips Exeter and the fencing team, ZuckNet and Synapse, CourseMatch and Facemash, the four co-founders, the Winklevoss and Saverin lawsuits, Peter Thiel and Palo Alto, hackathons, the 2012 IPO, Instagram and the Meta rebrand, Congressional testimony, Priscilla Chan and the Chan Zuckerberg Initiative, the Newark donation, Kauai, the gray T-shirt, MMA and Brazilian jiu-jitsu, and the Simpsons and SNL cameos. Easy questions come first; the last third is for people who remember Wirehog. Every answer is verified against Wikipedia's articles on Zuckerberg and Meta Platforms, with the supporting sentence quoted under each question. If you enjoy this quiz, try our Facebook history and tech billionaires quizzes next.
30 of 60 questions with answers and explanations. Play the quiz
Q 01In which year was Mark Zuckerberg born?
1984
He was born on May 14 in Westchester County, New York, and turned 20 three months after launching Thefacebook.
Q 02At a January 2024 Senate hearing, Zuckerberg stood and apologised to families over what issue?
Child safety on social media
He turned to face the audience of parents whose children had been harmed online.
Q 03Zuckerberg was born in 1984 in which New York town?
White Plains
He grew up in nearby Dobbs Ferry, the son of two medical professionals.
Q 04What were the professions of Zuckerberg's parents Edward and Karen?
Dentist and psychiatrist
His first program connected the family home to his father's dental office.
Q 05How many sisters does Zuckerberg have?
Three
Arielle, Randi and Donna; Randi is a tech entrepreneur and author in her own right.
Q 06At about eleven, Zuckerberg wrote what program linking the family home to his father's office?
ZuckNet
The New Yorker later wrote: "some kids played computer games. Mark created them."
Q 07Zuckerberg's high-school music player, which learned a user's listening habits, was called what?
Synapse
It was posted to Slashdot and PC Magazine gave it 3 out of 5.
Q 08Zuckerberg was captain of which team at his prep school?
Fencing
He had transferred there from Ardsley High School.
Q 09Zuckerberg studied computer science and which other subject at Harvard?
Psychology
He lived in Kirkland House and belonged to the fraternity Alpha Epsilon Pi.
Q 10Zuckerberg's Facemash site let students do what?
Vote on which of two people was hotter
It overwhelmed a Harvard network switch and was shut down by Monday morning; he apologised publicly.
Q 11What was Zuckerberg's second-year program that helped students pick classes from others' choices?
CourseMatch
It came before Facemash and Thefacebook.
Q 12On what date did Zuckerberg launch Thefacebook?
February 4, 2004
He had begun writing code in January and registered the domain on New Year's Day.
Q 13Which of these was NOT one of Zuckerberg's four Facebook co-founders?
Sean Parker
The fourth was Andrew McCollum; Parker, Napster's co-founder, became Facebook's first president later.
Q 21Facebook passed the 500-million-user mark in which year?
2010
Zuckerberg announced the milestone on July 21; Time made him Person of the Year that December.
Q 22Zuckerberg took Facebook public in which month and year?
May 2012
He kept majority voting control; a week later he married Priscilla Chan.
Q 23Zuckerberg's annual base salary was cut to what on January 1, 2013?
$1
His wealth comes from his shares, not his paycheck.
Q 24Zuckerberg conducted a 2014 Q&A at Tsinghua University in Beijing in which language?
Q 14Which prep school's student directory, nicknamed "The Facebook," may have inspired the site's name?
Phillips Exeter Academy
Its official title was The Photo Address Book.
Q 15The Winklevoss twins accused Zuckerberg of stealing the idea for which social network?
HarvardConnection
It was later renamed ConnectU; the case settled in 2008 for 1.2 million shares and $20 million cash.
Q 16After a 2007 dismissal on a technicality, the ConnectU lawsuit was refiled in a federal court in which city?
Boston
It settled in June 2008 for cash and shares that later made the Winklevoss twins Bitcoin billionaires.
Q 17Which co-founder sued Zuckerberg in 2005, alleging his money had been spent on personal expenses?
Eduardo Saverin
The settlement was sealed, but the company affirmed his title as co-founder.
Q 18Which investor did Zuckerberg meet in the summer of 2004, becoming Facebook's first outside backer?
Peter Thiel
The founders had leased a small house as an office and never went back to college.
Q 19To which California city did Zuckerberg and the co-founders move in 2004?
Palo Alto
He called Silicon Valley a "mythical place"; Meta's headquarters is now in neighbouring Menlo Park.
Q 20Zuckerberg became the world's youngest self-made billionaire in 2008 at what age?
23
By December 2025 Forbes estimated his net worth at $220 billion.
Mandarin Chinese
He had been learning it partly to talk with his wife's grandmother.
Q 25Facebook acquired Instagram in April 2012 for approximately how much?
$1 billion
WhatsApp followed two years later at a far higher price.
Q 26Facebook, Inc. rebranded itself as Meta Platforms in which year?
2021
The name change was unveiled at Facebook Connect on October 28, 2021, to signal the pivot to the metaverse.
Q 27Who already owned the "Meta" trademark and transferred the rights after the 2021 rebrand?
The Chan Zuckerberg Initiative
CZI had acquired a Canadian scientific-literature analysis company called Meta in 2017.
Q 28Zuckerberg testified before the U.S. Senate in April 2018 over which data scandal?
Cambridge Analytica
He called it a breach of trust between researcher Aleksandr Kogan, Cambridge Analytica and Facebook.
Q 29Who played Zuckerberg in the 2010 film The Social Network?
Jesse Eisenberg
Zuckerberg said he wished nobody had made a movie about him while he was still alive; the two later met on SNL.
Q 30The Social Network was based on which book by Ben Mezrich?
The Accidental Billionaires
Its own publicist called it "big juicy fun" rather than reportage; screenwriter Aaron Sorkin said he preferred storytelling to fidelity.