Please answer both questions.

QUESTION 4 What can happen if the values in the Relocation Register can be changed by ordinary users? Select all that apply. Users are able to change the size and location of their memory segments so that their segment overlaps the segments belonging to other users, thereby giving them read and write access to values belonging to other users. Users can change the location of their memory segments in physical memory. Users can change the amount of memory allocated to them. QUESTION 5 Suppose we have a Relocation Register with the following values, (50,561). What is the size of the memory segment? 512 561 511