tricky quiz

[thedoc04]

Got given this in a quiz by a mate, who can answer them

3. Which one of the following statements is true ?
a) A bit-mapped graphic takes up less storage space than a vector
b) A vector graphic is a mathematical description of the objects that make up the image.
c) A bit-map graphic is resolution independent


7. Calculate the size (in bytes) of a bit-map image of dimension 4x3 inches using a 72 dots per-inch resolution and a pixel depth of 8-bits (show your working)

8. How many bits are required to represent True colour?

14. Convert the following numbers back to decemial, two's complement has been used

a) 10001000
b) 01011110
c) 10101010

anyone know them?

 

[Geoff]

You mean you have this assigned for work, and are too lazy to do it yourself, so your asking us?

 

[thedoc04]

no it isn't work, it is a quiz. I have answered up to question 15 and missed out the ones I left, I was simply asking for a little help.

 

[Archangel]

Isnt 32-bit True colour? (Look it up in the windows display propperties, i cant do that on these pc's.. )

 

[Camper]

Here is a binary to decimal howto.
http://www.helpwithpcs.com/courses/binary-numbers.htm