Assignment 1 CISC324 - Fall 2021 Question 1: ( 5 Marks ) Why is main memory not suitable for permanent program storage or backup purposes? Furthermore, what is the main disadvantage to storing information on a magnetic disk drive as opposed to main memory? Question 2: ( 5 Marks ) Describe the dining-philosophers problem and how it relates to operating systems. How to Submit: Write your answers to the given questions in a file and name it according to this format 324-1234 -Assn1.pdf, where 1234 stands for your last 4 digits of your students ID. Notice the extension is "pdf' it is preferred to submit a pdf file. If you can not save your file as pdf then you may save it as a document. Then upload "423-1234 -Assn1.pdf into Assignment 1 dropbox at onQ. You may upload several times if you wish , however, onQ only keeps the last uploaded file. Please check your files after uploading. An "I uploaded the wrong file" excuse will result in a mark of zero, no exceptions please! Also note that last uploaded file always replaces previous file, and onQ is set to have only the last uploaded file.