Image Editing Essentials 2

Question 1

Which file format supports transparency and lossless compression, making it ideal for web logos?

Accepted Answer

PNG

Answer

PNG supports an alpha channel for transparency and uses lossless compression.

Question 2

What does the term 'resolution' typically refer to in raster image editing?

Accepted Answer

The pixels per inch

Answer

Resolution describes pixel density, often measured in pixels per inch (PPI/DPI).

Question 3

Which tool would you use to remove a small blemish by sampling nearby pixels?

Accepted Answer

Healing brush

Answer

The healing brush blends sampled pixels to remove blemishes seamlessly.

Question 4

What is the main difference between raster and vector graphics?

Accepted Answer

Raster uses pixels, vector uses paths

Answer

Raster images are made of pixels, while vectors use mathematical paths that scale cleanly.

Question 5

Which color model is used for screens and digital displays?

Accepted Answer

RGB

Answer

RGB (Red, Green, Blue) is the additive color model used by digital screens.

Image Editing Practice Test