I want to solve the question 2

Read all the Instructions carefully 1. Write your assignment in word file. Save as Pdf and upload on blackboard. 2. Images of your assignment will NOT be acceptable. ZERO Marks will be rewarded 3. LATE ASSIGNMENTS WILL NOT BE ENTERTAINED. 4. Use the following formatting to complete your assignment a. Font Family - Time New Roman b. Font Size - 12 c. Font Color - Black d. Paragraph Formatting - Justified 5. 2 Marks will be deducted if you FAIL to follow either of the instructions. 6. Write the answers in your own words. The assignments will be checked for plagiarism. 7. There are 2 attempts for the assignment Q1: What are the three main purposes of an operating system? [3] Q2: [2] What is the main difficulty that a programmer must overcome in writing an operating system for a real-time environment