Digital Imaging and Logic Gates Quiz

What does DPI stand for in digital imaging?

• Dots per inch

• Data per image

• Depth per inch

• Digital pixel integration

What happens when an image's resolution increases?

• The number of pixels decreases

• The image quality improves

• The file size reduces

• The image becomes less detailed

Which unit is used to measure colour depth?

• Pixels

• Bits

• Bytes

• Inches

If a 4-bit image is used, how many colours can it display?

• 4

• 8

• 16

• 32

A higher colour depth results in:

• Fewer colours

• Smaller file size

• More colours

• Less detail

What is a key characteristic of vector graphics?

• Made of pixels

• Lose quality when resized

• Based on mathematical formulas

• Have a fixed resolution

Which file format is best for photographs due to its compression method?

• PNG

• GIF

• JPEG

• BMP

Which image format supports animation?

• PNG

• GIF

• JPEG

• BMP

If an image has a low resolution, it means:

• It contains fewer pixels

• It has a higher file size

• It has more colours

• It is sharper and clearer

What does image compression do?

• Reduces file size

• Increases image resolution

• Converts images to black and white

• Duplicates pixels