$1)$What is swapping? What is its purpose? $10\%2)$What is the purpose of preemption? $10\%3)$List the functions performed during Unix process creation $10\%4)$Why is a mode switch between threads cheaper than a mode switch between processes? $10\%5)$List $2$ advantages and $2$ disadvantages of ULTs vs KLTs$.10\%6)$List the $5$ states in the $5$ state model $10\%7)$Explain each state within the $5$ state model$10\%8)$List $5$ components of Process Control Block$10\%9)$Explain each of the $5$ components of the Process Control Block$10\%10)$ Describe the difference between a process and a thread$10\%$