Question 1: give the physical address corresponding to each of Using the page table of Figure 1 below, give the physical address corre the following virtual addresses: I. 20 X ) Virtual page 7 Virtual address space 60K-64K 56K-6OK 52K-56K 48K-52K 44K-48K 40K-44K 36K-40K 32K-36K 28K-32K 24K-28K 20K-24K 16K-20K 12K-16K BK-12K 4K-BK XXXX Physical memory address 28K-32K 24K-28K 20K-24K 16K-20K 12K-16K BK-12K 4K-8K -4K Page frame OK-4K II. 8300 Figure 1: Virtual Address Space to Physical Address Space Mapping Question 2: Consider the following order of page references: 1,2,3,4,2,1,5,6,2,1,2,3,7,6,3,2,1,2,3,6 Compare the number of page faults for Optimal and FT only four page frames are available. Optimal and FIFO page replaceme Se replacement algorithm Question 3: he following Linux command for memory management then: Choose any two of the following Linux command for mi 1. Use man [command name to summarize the main function of the II. Explain the different parameters used with the command (if any). III. Execute the command on your computer and paste the screenshot of the execution on the Assignment report. The commands are: a) free b) top c) vmstat d) dmidecode e) htop (install htop by executing the following command: sudo apt-get insuz The End Linux command for memory management then: Question 3: Choose any two of the following Linux command for memory 1. Use man [command name) to summarize the main function of the II. Explain the different parameters used with the command (if any). III. Execute the command on your computer and paste the screenshot of the execution on the Assignment report. The commands are: a) free b) top c) vmstat d) dmidecode e) htop (install htop by executing the following command: sudo apt-get instal