WorksheetsRADHA
Total questions: 8
Worksheet time: 4mins
Name
Class
Date
1.
what is an image?
a)
set of pixels
b)
none
c)
both a&b
d)
bc
2.
A signal is _____________ whereas an image is ___________
a)
1D, 2D
b)
2D, 1D
c)
1D, 3D
d)
3D, 1D
3.
A Grayscale image is one which has __________ planes and __________ pixel levels
a)
1, 255
b)
3, 255
c)
1, 1024
d)
3, 1024
4.
A RGB image has ___________ planes
a)
1
b)
2
c)
3
d)
4
5.
Number of pixels in an image is called ____________-
a)
Spatial Resolution
b)
Tonal resolution
c)
Time Resolution
d)
Spectral Resolution
6.
Number of pixels in an image is called ____________-
a)
Spatial Resolution
b)
Tonal resolution
c)
Time Resolution
d)
Spectral Resolution
7.
PIXEL is called ________________
a)
picture element
b)
pi equivalent
c)
taking a PIX at an ELevated altitude
8.
256 gray levels indicate __________- bits per pixel
a)
4
b)
8
c)
16
d)
32
100 %