Data representation (Binary (on is represented as 1., off is represented…
on is represented as 1.
off is represented as 0
the numbers on a binary chart go up as doubled whatever the number was before.
128 / 64/32/16/8/4/2/1
Computers use binary because 1 and 0 are the only numbers a computer understands
Everything you put into a computer will be converted into binary.
Images are also made up of 1 and 0
Bit and Bytes
0 or 1 is one bit ( a binary digit)
1024 Bytes is 1 Kilobyte
8 bits is one byte
4 bits is one nibble
1024 Kilobytes=1 Megabyte
1024 Megabytes=1 Gigabyte
1024 Gigabytes= 1 Terabyte
sound is converted into waves
There are two different types of waves; digital and analogue
Digital sound is sound that has been recorded onto a computer
Analogue is sound which changes continuously
Analogue sound cannot be recorded onto a computer without turning into digital sound.
Analogue sound and digital sound are the opposite of each other.
Digital sound waves in in pixilated steps. Analogue sound waves are more smooth.
What does it mean?
how data is stored or transmitted