Technology quiz

When was the first freely programmable, binary computer, the Z1, released?

What were radios made of before the introduction of semiconductors?

Which technology was invented by accident by a radar scientist?

What was used inside the first iPod?

What is the name of the most common USB plug?

Were does the term Bluetooth originate from?

What does the p in 1080p stand for?

What famous search engine's name was originally a misspelling of a mathematical term?

Which two countries have the fastest broadband internet (average on Speedtest.net)?

How close can two metal lines inside modern commercial chips be? (Around 20 nm, Around 0.2 nm, around 2 µm, around 1 mm)