Questions 6-8

1. (4 ps) Given a computer systom in which the sine of prysical memory is 5100K bytes and the sine of enach page is 75K bytes, how many page frames can your system sapport 2. (4 pts)The pege size of a system is detemined at system ooniguration time. What ae some of the tredeofis that cxist when determining the best page sine to as Address Page in Memory Page Frame for OS 200 400 Job 2-Page 2 600 Job 1- Page 1 800 Job 2-Page 1 1000 1200 Job 2-Page 3 1400 1600 Job 2-Page 1800 2000 Jeb 1 - Page 0 3 1 Problems 3-7 use the memory sysem pictured above. The physical memory addresses ane listed on the left side and ane nepresenied ax bytes The comesponding page frame umbers are listed on the rglt side Assunae that you ane the memory manager and you must fill the request of the following four jobs that need to be pat into memery - Job I needs 400 bytes of memory Job 2 needs 800 bytes of memory e Job 3 needs 150 bytes of memory Job 4 needs 450 bytes of memory 3. (4 pts.) How many pages does Job 4 roquire? 4 (4 pts.) Can all four jobs be run at the same time if our system does nol sapport vintual (4 pes) Can all four jobs be nun at the same time if our sysiem does sappont virtual memory? Esplain your nwer 6. (6 pts.) Jobs 1 snd 2 have already been allocated memory, Assamingdant paging,compline the memory abocatice for jobs 3 and 4so that both jo ae ety