Enigma Quiz

Which of these best describes what the Enigma machine was?

• A typewriter

• A machine to send Morse code

• A machine to work out what secret messages said

• A machine to encrypt and decrypt messages

Enigma machines were used by the military of which country?

• Germany

• Great Britain

• France

• Poland

What is a "substitution cypher"?

• When you swap players in a match

• When each letter in a message is changed to a different letter

• When a code is used underwater

• When letters are changed into binary numbers

How often did the Enigma rotor settings change (during WW2)?

• Every 12 hours

• Every day

• Every week

• Every month

How did the Enigma machine work

• Pressing a key made a random letter light up

• Pressing a key moved the rotors into a new position

• Pressing a key made a circuit wired through the rotors light up a different letter

• Pressing a key made dots and dashes go out by radio waves