Start learning →

Morse code sends letters using which two kinds of signals?

ACircles and squares
BBells and drums
CDots and dashes
DFlags and lamps
Answer & Solution
Correct answer: C. Dots and dashes
Morse code writes each letter as a mix of short signals called dots and long signals called dashes.
Practise this question with Quill — Olympiad (Class 4) →

Keep practising Coding and decoding

Browse all Coding and decoding questions for Olympiad (Class 4), or explore more Reasoning topics.

Start a Coding and decoding lesson →
Related questions