Consider a system where each user process needs execution time of $80$ millisecond and on an average generates $10$ disk requests. The service time of disk request is $10$ milliseconds. For the

given system, answer the following questions: $($a$)$ Is the system CPU bound or I$/$O bound? State with reason.

$($b$)$ What is the maximum number of user requests that can be satisfied per second?

$($c$)$ If disk usage is reduced to $50\%,$ then how many user requests can be satisfied per