Data Representation - Keywords
Authored by Louise Lockwood
Computers
9th - 11th Grade
Used 33+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Colour depth is...
a) The size of the image in pixels, width * height
a) The number of bits per pixel used to represent the colour
a) A single dot in an image
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Amplitude is…
The height, loudness of the sound
The number of samples taken in a second
is a code for representing English characters as numbers
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A sample is…
The number of samples taken in a second
A measure of amplitude at a point in time.
The number of bits per pixel used to represent the colour
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bit depth is…
Size of the image in pixels, width * height
The number of bits used per sample
A measure of amplitude at a point in time.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sample rate is…
The height, loudness of the sound
A single dot in an image
The number of samples taken in a second
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A character set is..
a defined list of characters recognised by the computer
is a code for representing English characters as numbers
A base 2 number system
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a single dot in an image?
Sample
ASCII
Pixel
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