Using a practical examples, describe $5$ application areas of simulation

$[10]$

Differentiate the queueing theory from simulation.

$[2]$

The registration process at a university can be considered a closed system in certain contexts, but it also exhibits characteristics of an open system. Discuss

$($i$)$ Discuss $2$ characteristics that make it an open system. $(2)$

$($ii$)$ Discuss $2$ characteristics that make it a closed system. $(2)$

$[4]$

Think of an ATM:

$($i$)$ what type of queuing system is used there? $(1)$

$($ii$)$ what are the unique features of such a queue? $(5)$

$[6]$