Image Processing Quiz

What is image processing?

• Converting video to audio

• Editing text files

• Performing operations on images to enhance or extract information

• Sending signals through wires

What are the two types of image processing?

• Binary and grayscale

• Static and dynamic

• Analog and digital

• Real and virtual

What is a pixel?

• A small sound unit

• A color scale

• The smallest unit of an image

• A type of camera

What is the range of pixel values in a grayscale image (8-bit)?

• 0 to 100

• 0 to 128

• 0 to 1024

• 0 to 255

What does RGB stand for?

• Red, Green, Blue

• Range, Gradient, Brightness

• Rotate, Grab, Blend

• Right, Gray, Black

What is histogram equalization used for?

• Image compression

• Reducing image size

• Enhancing image contrast

• Adding noise to an image

What is the purpose of image filtering?

• To reduce file size

• To change image color

• To enhance or suppress image features

• To convert images to video

Which of the following are common filters in image processing?

• Fourier and Laplace

• Gaussian and Median

• Threshold and Binary

• Max and Min

What is convolution in image processing?

• Compressing an image

• Blending two images

• Applying a filter to an image

• Adding noise to an image

What do low-pass filters do?

• Enhance edges

• Increase resolution

• Blur or smooth the image

• Convert image to grayscale