examq (289B)
1 2.1) 36 2 2.2) 7111 3 2.3) they are not high or low, they can be any value in a range, thus it is not digital, the pixel values can be digital, as they are a single representable value, which can be written in binary. 4 2.4)i) 20 5 2.4)ii) 26 6 2.5) it is not worth it, as it makes the file larger 7