Q 01/05

What are the two signal elements of Morse code called?

A) Beeps and buzzes

B) Ticks and tocks

C) Dits and dahs

D) Longs and shorts

Answer · why

C) Dits and dahs

They are also written as dots and dashes.

Q 02/05

A dah lasts how many dit-lengths?

A) Two

B) One

C) Three

D) Five

Answer · why

C) Three

The gap between letters is three dits.

Q 03/05

How many dit-lengths of silence separate words in Morse code?

A) Five

B) Six

C) Seven

D) Three

Answer · why

C) Seven

Letters within a word are separated by a three-dit space.

Q 04/05

Which letter of the alphabet is a single dit in Morse?

A) E

B) I

C) T

D) A

Answer · why

A) E

As the most common English letter it was given the shortest code.

Q 05/05

Who developed the alphabet-based code that replaced Samuel Morse's original proposal?

A) Friedrich Gerke

B) Alfred Vail

C) Charles Wheatstone

D) Joseph Henry

Answer · why

B) Alfred Vail

Morse had planned a very different scheme using a codebook.