Explain the different multithreading models, Operating System

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Question 1:

a) Briefly explain each of the following terms:
(i) Distributed systems.
(ii) Real time systems.
(iii) Multiprocessor.

b) What is the importance of "Process Management"? Discuss.

c) State the different "Operating System Services".

Question 2:

a) Define what a process is. Give explanations of the different states of a process, using a diagram.

b) Explain the different multithreading models.

c) Give a brief description of "First-Come-First-Serve" Scheduling.

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