From Code to Cloud – 50 Digital Quiz Questions with Answers
This 50 Questions About the Digital World covers computer hardware, software, internet history, programming, cybersecurity, artificial intelligence, robotics, telecommunications, consumer electronics, social media, tech companies, inventions, and emerging technologies. Each question includes four answer choices with the correct answer provided for self-checking.
Comment your score below after tallying your correct answers. Perfect for computer science review, STEM units, or classroom technology competitions. Share this quiz with classmates to explore how technology shapes our digital world.
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Top 50 Questions About the Digital World
Results
#1. What does “IoT” stand for in technology?
#2. What does “SQL” stand for?
#3. Which company owns the operating system macOS?
#4. What does “URL” stand for?
#5. What does “Wi-Fi” stand for?
#6. What does “SSD” stand for in computer storage?
#7. What does “VPN” stand for?
#8. What does “HDMI” stand for?
#9. Who invented the World Wide Web (WWW) in 1989?
#10. What does “DNS” stand for?
#11. What does “RFID” stand for?
#12. Which streaming service originally started as a DVD-by-mail rental company in 1997?
#13. Who co-founded Microsoft in 1975?
#14. What does “AI” stand for?
#15. What year was the first iPhone released by Apple?
#16. Which social media platform was founded by Mark Zuckerberg in 2004?
#17. What does “QR code” stand for?
#18. Which company developed the Windows operating system?
#19. Which platform is known for short-form vertical videos and was founded by ByteDance?
#20. Which company is known for creating the Android operating system?
#21. What does “API” stand for in software development?
#22. Who wrote the first computer program?
#23. What does “HTTP” stand for?
#24. What does “USB” stand for?
#25. What is the name of Amazon’s virtual assistant?
#26. Which technology company is known for its search engine, Gmail, and Android?
#27. Which company manufactured the first commercial smartphone?
#28. What does “BIOS” stand for in computing?
#29. Who is known as the “father of the personal computer” for designing the Altair 8800?
#30. Which programming language is known for its use in web development and is often used with HTML and CSS?
#31. Who is known as the “father of modern computer science” for his work on the Turing Machine?
#32. Which company owns the video-sharing platform YouTube?
#33. What does “RAM” stand for in computing?
#34. What does “GPS” stand for?
#35. What does “CPU” stand for?
#36. What does “2FA” stand for in cybersecurity?
#37. Which messaging app is known for its end-to-end encryption and disappearing messages?
#38. Which company developed the first digital camera?
#39. Who is the CEO of Tesla and SpaceX as of 2025?
#40. What does “LED” stand for?
#41. Which company created the first graphical web browser, Mosaic?
#42. Who co-founded Apple Inc. along with Steve Jobs?
#43. Which social media platform is known for its 280-character limit (formerly 140)?
#44. Who is the CEO of Apple Inc. as of 2025?
#45. What does “GPU” stand for in computers?
#46. What is the name of Apple’s virtual assistant?
#47. What does “IP address” stand for?
#48. What does “HTML” stand for?
#49. Which video conferencing app became extremely popular during the COVID-19 pandemic?
#50. Who is the founder of Amazon?
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