Section $A$

$($a$)$ Given that a digital image has the following properties:

Resolution: $10001000$ pixcls

Color depth: $24$ bits

$($i$)$ Calculate the total number of colors that can be represented in this digital image.

$(4$ marks$)$

$($ii$)$ Compute the size of this digital image in $MB$ and MiB.

marks$)$

$($iii$)$ Calculate the time $($in second$)$ required to transmit this image the transmission fate of $10$ Mibps.

$(2$ marks$)$

$($b$)($i$)$ Compare octal number $255$ and hexadecimal number AE$.$ Explain which one is larger. Elaborate your answer.

$(6$ marks$)$

$($ii$)$ A central processing unit could consist of single or multiple processing units called probessing cores. Assume that there is only one task to be processed. Explain when a multi$-$core CPU may perform better over a single$-$core CPU.

marks$)$