What is the purpose of applying color gradients in image editing?
A). To add texture
B). To blend colors and create transitions
C). To reduce image size
D). To add noise to images
Which effect can be achieved by increasing the contrast between adjacent pixels?
A). Sharpening effect
B). Sepia tone effect
C). Color inversion effect
D). Blur effect
Which of the following techniques is commonly used to adjust image brightness and contrast?
A). Color inversion
B). Histogram equalization
C). Sepia tone effect
D). Grayscale conversion
What does the Gaussian blur effect primarily enhance in an image?
A). Edges and details
B). Image brightness
C). Image color saturation
D). Image noise
Which statement best describes the sharpening effect in image editing?
A). It increases image size
B). It reduces image contrast
C). It enhances image edges
D). It adds noise to images
What happens when the alpha channel value of a pixel is set to zero?
A). The pixel becomes transparent
B). The pixel becomes opaque
C). The pixel becomes white
D). The pixel becomes black
What is the purpose of applying image filters and effects using pixel manipulation techniques?
A). To increase image resolution
B). To enhance image appearance
C). To reduce image size
D). To add text to images
Which filter is commonly used to reverse the colors in an image?
A). Grayscale filter
B). Color inversion filter
C). Sepia tone filter
D). Blur filter
Which channel is primarily responsible for controlling image transparency?
A). Red channel
B). Green channel
C). Blue channel
D). Alpha channel
Which effect can be achieved by setting all RGB channels of a pixel to the same value?
A). Sepia tone effect
B). Blur effect
C). Grayscale conversion
D). Color inversion effect