Problem $1$:

A $2-$MByte block of memory is allocated using the Buddy system. The process requests for

memory blocks and the release for the blocks are made in the following order. Show the

results of the following sequence of process requests in a figure. If a process request cannot

be met, just indicate it so$.$

Process A requests $511(K{)}_{?}$

Process B requests $1M_{?}$

Release A

Process $C$ requests $30K$

Process D requests $120(K{)}_{?}$

Process E requests $300(K{)}_{{?}_{?}}$

Release $B$;

Release