Computer is a whole other world: February 2013

Friday, 1 February 2013

LOGIC GATES

So the last topic of theory was Logic Gates. We did three types of gates 'and', 'not' and 'or'. Below this, there is some useful information about them ☺. ↓↓↓

Type

Distinctive shape

Boolean algebra between A & B

Truth table

AND

$A \cdot B$

INPUT		OUTPUT
A	B	A AND B
0	0	0
0	1	0
1	0	0
1	1	1

$A+B$

INPUT		OUTPUT
A	B	A OR B
0	0	0
0	1	1
1	0	1
1	1	1

NOT

$\overline{A}$

INPUT	OUTPUT
A	NOT A
0	1
1	0