Lesson 3 - binary number

⠉  ⠁  ⠞

Name this symbol?

• Denary

• Binary

• Braille

• Morse Code

34   127   20

Name thes symbol?

• Binary

• Denary

• Braille

• Morse Code

a   b   c   d   e   f   g   h   i   j

k   l   m   n   o   p   q   r   s   t

u   v   w   x   y   z

Name these symbol?

• Binary

• Denary

• Letters

• Morse Code

00011100011111

Name these symbol?

• Denary

• Morse Code

• Brialle

• Binary

They are various forms of _______ .

• binary

• denary

• switches

• computers

How can we describe TRUE / FALSE in Computer Science?

• Braille

• Binary

• Digit

• Logic

Electronic devices are built using circuits of interconnected ________ that control the flow of electricity.

• power

• switches

Why binary number is used in computer devices?

• They are built out of
  interconnected switches

• They like chanlleges

• They love Mathematics

• They are hardware.

How many numbers in binary?

• 1

• 2

• 4

• 10

What is binary?

• an image system

• a video system

• a number system

• a character system