$($a$)$ What is the correct value of $x$ in $11010x110$ if that bit is dead, assuming even

parity is used.

$[1]$

$($b$)$ What is the rotational latency for a harddisk with a rotational speed of $Rrpm.$

Give a short explanation.

$[3]$

$($c$)$ Suggest two use of displacement addressing mode. Write down a short expla$-$

nation for each of them.

$4$

$($d$)$ Suggest a scenario where you can obtain a Clock Per Instruction $($CPI$)$ value

of less than $1.[2]$

$($e$)$ Write down the $3$ kinds of I$/$O techniques, in order of increasing CPU interven$-$

tion. $[3]$