GCSE Digital Technology 1.1 - Images

What are the tiny squares on an image referred to as?

• Squares

• Lines

• Curves

• Pixels

Images that contain pixels are known as what type of image?

• Bitmap

• Vector

The number of bits that can be stored per pixel will determine what about the image?

• Resolution

• Metadata

• Colour depth

• Pixilation

What is the colour depth of an image that can only store 2 bits per pixel?

• 1

• 2

• 3

• 4

A decrease in colour depth will lead to....

• More bits stored per pixel

• Less bits stored per pixel

What term is used to refer to the number of pixels that can be stored per inch?

• Metadata

• Resolution

• Colour depth

• Sampling

Which type of graphic is made up of lines and curves

• Vector

• Bitmap

• Analogue

• Analogue

Which method is used to reduce the size of an image file?

• Compression

• Compression

• Reduction

• Minimisation

What happens if you scale up a raster image?

• Quality will increase

• Quality will decrease

• Nothing

• Quality will stay the same

What happens if you scale up a vector image?

• Quality will increase

• Quality will decrease

• Nothing

• Quality will stay the same