Reference no: EM132165929
Assignment: Instructions: • This Assignment must be submitted on Blackboard (WORD format only) via the allocated folder.
• Email submission will not be accepted.
• You are advised to make your work clear and well-presented, marks may be reduced for poor presentation. This includes filling your information on the cover page.
• You MUST show all your work, and text must not be converted into an image, unless specified otherwise by the question.
• Late submission will result in ZERO marks being awarded.
• The work should be your own, copying from students or other resources will result in ZERO marks.
• Use Times New Roman font for all your answers.
1. What is swapping? Define the terms "swap out" and "swap in" with a neat diagram. Why is swapping typically not supported in Mobile systems.
2. Briefly explain file system mounting and mount point with a diagram. List the commands to mount file system in LINUX and MAC OS.
3. State the objectives of File allocation strategies. List and compare the different strategies based on their features
Features
Accessibility
Speed of access
Fragmentation
Pointer Overhead
Memory utilization
4. Demonstrate the LRU page replacement algorithm for the given example.
There are 8 pages and 4 frames. Consider the page referencing string:
" a, b, c, d, c, a, d, b, e, b, a, b, c, d". Compute the number of page faults and page hits using LRU page replacement algorithm.