Digital Images CBAC

Which type of digital picture can be scaled to any size without losing quality?

• vector

• pixel map

• raster

• high-res

Vector images have these advantages:

• keep image quality when enlarged

• lack the fine detail

• difficult to create

• take up less storage space

_______ images are made up of points and curves.

• Vector

• Raster

• Digital

• Video

Which best describes the relationship between bits per pixels and colours?

• The number of bits of per pixel is not relevant to the colours

• The number of bits per pixel links directly to how many colours the pixel can represent

• The number of pixels per bit is always 16 (including 0)

A 24 bit colour bitmap image will be better quality and have a greater file size than an 8 bit colour image

• True

• False

Resolution refers to...

• The bit depth increase

• The quality of an image based on its size and bit depth

• the physical size of the image

• how many colours are used

Increasing the number of pixels in the image has what effect?

• No change to the file size & the image has higher quality

• decreases the file size & the image has lower quality

• Increases the file size & the image has higher quality

• Increases the file size & the image has unchanged quality

An image in made up of

A ​​ (a)   image has had some data ​ (b)  

• lossy
• removed

Reorder the following

• create logos

• Vector images

• used for photographs

• Bitmap images