only has two states which can be represented by 1 and 0
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byte
the basic unit of information in computer storage and processing
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bit
a single 1 and 0 is a binary diget or bit for short
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nibble
four bits, half a byte
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kilobytes
approximately 1000 bytes
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words
unit of data of a defined bit length that can be addressed and moved between storage and the computer processor
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ASCII
represent text in computers
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extended ASCII
version that supports representation of 256 different characters.
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vector
abstract data type used to represent properties that have both direction and magnitude
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pixel
the basic unit of programmable color on a computer display or in a computer image
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size
to the amount of data a CPU's internal data registers can hold and process at one time.
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bitmap
an array of binary data representing the values of pixels in an image or display
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colour depth
number of bits per pixel on a computer monitor to represent a specific colour
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analogue
adjective that describes a continuous measurement or transmission of a signal
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digital
electronic computer in which the input is discrete rather than continuous
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ADC
analogue to digital coverter
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hexadecimal
base 16 system used to simplify how binary is represente
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overflow
occur when a calculation is run but the computer is unable to store the answer correctly
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sample
digital representation of an analog signal.
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sample resolution
number of bits used to
represent each sample.
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sample rate.
number of samples per second
(or per other unit) taken from a continuous signal to make a discrete or digital signal.
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run length encoding
a basic form of data compression that converts consecutive identical values into a code consisting of the character and the number marking the length of the run
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Other cards in this set
Card 2
Front
byte
Back
the basic unit of information in computer storage and processing
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