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Questions and Answers
Which ancient civilizations were known for their use of cryptography?
Which ancient civilizations were known for their use of cryptography?
- Egyptians and Mayans
- Persians and Chinese
- Aztecs and Vikings
- Greeks and Romans (correct)
What is the main characteristic of the Caesar cipher?
What is the main characteristic of the Caesar cipher?
- It requires the use of mathematical algorithms.
- It involves shifting each letter by a certain number of places. (correct)
- It uses a combination of substitution and transposition.
- It was primarily used by the Egyptians and Mayans.
What is the significance of the number 13 in ROT13?
What is the significance of the number 13 in ROT13?
- It represents the total number of letters in the alphabet.
- It is the maximum number of shifts allowed in the encryption process.
- It is the number of times the encryption process needs to be repeated.
- It indicates the number of rotations required to return to the original starting place in the alphabet. (correct)
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