$(12$ pts$).$ Please complete the following short answer questions:

$($a$-2)$ If a negative number is added to a negative number, and overilow occurs, the most significant bit of the result is $($one$,$ zero, other$).$ Circle one of the choices.

$($b$-2)$ How many bits are necessary to represent $-325$ in signed binary $($minimum number$)?$

$($c$-2)$ What is the two's complement representation for $-1210$ in an $8-$bit binary system.

$($d$-2)$ What is the hexadecimal representation for $-12$ in a $32$ bit signed number system?

$($e$)$ Convert the following numbers from the given base to the other bases indicated. If you do not show work on base conversions no credit will be given.

$1011\mathrm{.}01012($Unsigned$)$ into

i$)(2$ pts$)$ Decimal

ii$)(2$ pts$)$ Hexadecimal.