Computer history quiz

All 10 questions and answers

Want to check an answer or run the quiz out loud? Every question is here, with the answer hidden until you open it.

1. Who is often called the first computer programmer?
   • Ada Lovelace
   • Grace Hopper
   • Alan Turing
   • Charles Babbage
   Show answer

   Ada Lovelace. She wrote notes on an algorithm for Babbage's Analytical Engine in 1843.

2. Who designed the Analytical Engine?
   • Thomas Edison
   • Charles Babbage
   • John von Neumann
   • Blaise Pascal
   Show answer

   Charles Babbage. It was never fully built in his lifetime.

3. Who invented the World Wide Web, in 1989?
   • Bill Gates
   • Vint Cerf
   • Steve Jobs
   • Tim Berners-Lee
   Show answer

   Tim Berners-Lee. He worked at CERN in Switzerland.

4. What was Australia's first digital computer?
   • UNIVAC
   • Colossus
   • ENIAC
   • CSIRAC
   Show answer

   CSIRAC. CSIRAC ran its first program in 1949.

5. How many bits are in a byte?
   • 16
   • 8
   • 10
   • 4
   Show answer

   8. A bit is a binary digit: 0 or 1.

6. Which British mathematician helped break wartime codes and proposed the 'Turing test'?
   • Charles Babbage
   • Alan Turing
   • Isaac Newton
   • Tim Berners-Lee
   Show answer

   Alan Turing. Turing is a founder of computer science.

7. In what year was the first iPhone released?
   • 2001
   • 2010
   • 2007
   • 1998
   Show answer

   2007. It helped launch the smartphone era.

8. Grace Hopper's team found a real moth in a computer in 1947. What did it popularise?
   • The term 'bug' for a computer fault
   • The mouse
   • Email
   • The internet
   Show answer

   The term 'bug' for a computer fault. They taped the moth into their logbook.

9. Who founded Microsoft in 1975?
   • Steve Jobs and Steve Wozniak
   • Larry Page and Sergey Brin
   • Bill Gates and Paul Allen
   • Mark Zuckerberg
   Show answer

   Bill Gates and Paul Allen. Apple was founded in 1976.

10. ENIAC, an early electronic computer completed in 1945, was built in which country?
    • UK
    • Japan
    • Germany
    • USA
    Show answer

    USA. It filled a large room.