RADHA

what is an image?

• set of pixels

• none

• both a&b

• bc

A signal is _____________ whereas an image is ___________

• 1D, 2D

• 2D, 1D

• 1D, 3D

• 3D, 1D

A Grayscale image is one which has __________ planes and __________ pixel levels

• 1, 255

• 3, 255

• 1, 1024

• 3, 1024

A RGB image has ___________ planes

• 1

• 2

• 3

• 4

Number of pixels in an image is called ____________-

• Spatial Resolution

• Tonal resolution

• Time Resolution

• Spectral Resolution

Number of pixels in an image is called ____________-

• Spatial Resolution

• Tonal resolution

• Time Resolution

• Spectral Resolution

PIXEL is called ________________

• picture element

• pi equivalent

• taking a PIX at an ELevated altitude

256 gray levels indicate __________- bits per pixel

• 4

• 8

• 16

• 32