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Computer Science paper 2
piss off why do I have to fill in a description?
15
Computer Science
Not Applicable
05/09/2017

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Term
And (logic gates)
Definition
[image]
Term
Or (logic gates)
Definition
[image]
Term
Nand (logic gates)
Definition
[image]
Term
Nor (logic gates)
Definition
[image]
Term
xor (logic gates)
Definition
[image]
Term
not (logic gates)
Definition
[image]
Term
De morgons (Boolean)
Definition
[image]
Term
Precedence law (Boolean)
Definition
[image]
Term
positive to negative conversion
Definition
leftmost bit is 0 for positive
leftmost bit is 1 for negative
to convert find the rightmost 1 and flip all bits left of it
Term
Nyquists theorem
Definition
sample rate should be at a frequency that's twice of the highest frequency in the sample
Term
analogue and digital data
Definition
Analogue = Data varies in a continuous manner

Digital = Data that takes the form of descreet values
Term
Data Bus
Definition
bidirectional carries data between components
Term
Address bus
Definition
Unidirectional from processor
Term
Control bus
Definition
bidirectional bus that carries control signals
Term
serial data transmission
Definition
Bits are sent one at a time across a single wire
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