What is used to initiate the perception in the environment?
a) Sensor
b) Read
c) Actuators
d) None of these
Explanation: A sensor is anything that can record some aspect of the environment.
What is the study of light?
a) Biology
b) Lightology
c) Photometry
d) All of these
How to increase the brightness of the pixel?
a) Sound
b) Amount of light
c) Surface
d) Waves
Explanation: The brightness of a pixel in the image is proportional to the amount of light directed towards the camera.
How many kinds of reflection are available in image perception?
a) 1
b) 2
c) 3
d) 4
Explanation: There are two kinds of reflection. They are the specular and diffuse reflection.
What is meant by predicting the value of a state variable from the past?
a) Specular reflection
b) Diffuse reflection
c) Gaussian filter
d) Smoothing
Explanation: Smoothing meant predicting the value of a state variable from the past and by given evidence and calculating the present and future.
How many types of image processing techniques are there in image perception?
a) 1
b) 2
c) 3
d) 4
Explanation: The three image processing techniques are smoothing, edge detection and image segmentation.
