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Question 1
a) One major problem about process synchronization is called "Race Condition". Explain what Race Condition is and how it can be prevented
b) Describe three solutions to critical section problem
c) Explain the different methods used to handle deadlocks
d) Distinguish between "No preemption" and "circular wait" in deadlocks prevention
Question 2
a) Distinguish between logical and physical address space in memory management
b) Draw a diagram to show the "hardware support for Relocation and limit Registers"
c) Explain the three types of dynamic storage allocation
d) How can external fragmentation be reduced?
e) Briefly describe the hashed page table and inverted page table structure
Consider a web server with one CPU that serves web requests; each web request requires 3 (time) units of CPU processing and 9 (time) units to read data from disk.
Assume you are the task manager for a large consumer service corporation consisting of 1,000 workers. You are responsible for 25 direct reports in your department.
What is the server IP address and what is the application layer protocol involved - what is the client port number for data download?
Write the start-up steps in Windows NT. Provide estimate for the capital investment needed in computer forensics for a 2,000,000 population.
Provide possible reasons for a slow LAN, fill in why each reason causes a slow LAN and provide your solution. Each reason will take a minimum of 150 words to address thoroughly.
1. Show the steps to create a variable called NICKNAME which has a nickname for you in it; make this variable available to the environment
How many page faults are generated by the following arrayinitialization loops, using LRU replacement, and assuming page frame 1 has the process in it, and the other two are initially empty.
Design a memory management scheme for a 64 bit architecture, using various types of paging and/or segmentation available. Then highlight its advantages and disadvantages. Your scheme must be different from your colleagues' schemes.
Discuss and explain the statement: "Global communication has developed to such a degree that the true operating system is the net itself, where the individual operating systems are just its nodes".
Provide a table showing the Caesar cipher with a key five, and then provide the result of applying this cipher to the text 'I came I saw I conquered'.
n a competitive market place (pure competition) is it possible to continually sell your product at a price above the average cost of production.
Using the above article and your own research, write a 3- to 5-page paper comparing 3-4 of the operating systems you find in the readings and other materials from your research. Compare both technical and non-technical features and explain what you b..
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