Please provide 100% correct answers for both question for GOOD RATE!

8. Given 1 MB block of memory and the following system requirements, show how the "Buddy System" memory management scheme operates (on folowing page) (15 pts.) a. Process A requests 100KB of memory b. Process B requests 60KB of memory c. Process C requests 320KB of memory d. Release B e. Process D requests 200KB of memory f. Release A g. Process E requests 75KB of memory h. Release D i. Release C j. Release E Step block 4 S 12 9. Assume that you have the following processes to execute o a computer with a single processor using round robin scheduling and a time slice equal to 10 units of time. Document what the execution trace would be for all of these processes to complete execution? (10 pts.) Process Arrival time Execution time 20 20 10 40 20