Start learning →

A code only rearranges the letters of a message and never changes the letters. What is it called?

AReflection code
BSubstitution code
CNumbering code
DTransposition code
Answer & Solution
Correct answer: D. Transposition code
Rearranging letters while leaving each one unchanged is called transposition.
Practise this question with Quill — Olympiad (Class 5) →

Keep practising Coding and decoding

Browse all Coding and decoding questions for Olympiad (Class 5), or explore more Reasoning topics.

Start a Coding and decoding lesson →
Related questions