13 Slides • 4 Questions

1

2

3

4

5

6

7

8

Multiple Choice

How many bits can be represented using 4 bits?

1

16

2

4096

3

8

4

24

9

Multiple Choice

how many colours can be represented with a byte ?

1

257

2

127

3

256

4

255

10

11

12

Image resolution and file size

Calculating the size of an image file

To calculate how much space a raster image takes up in memory we use the following formula:

Width (in pixels) X Height (in Pixels) X Bit Depth (in bits)

13

Multiple Choice

Width 8 height 4 colour depth 4

1

64

2

128

3

256

4

100

14

Multiple Choice

1024 x 512 with a colour depth of 3

1

17

2

I'm to lazy to do maths pray for me in the exams

3

1548963

4

1572864

15

16

17

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​Image resolution and file size

​Calculating the size of an image file

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Image resolution and file size

Calculating the size of an image file