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Problem:
a) Define the term ‘process' and what are the different constituents of a process.
b) In the three-state process model, what does each of the three states signify?
What transitions are possible between each of the states? (5 marks)
c) Name three process scheduling queues and give a brief explanation about each processes.
d) State two types of multithreading that exists.
e) There are two types of threads involved in the execution of processes. Name them.
f) Explain a plausible sequence of activities that occur when a timer interrupt results in a context switch.
Q. Distinguish among PCS and SCS scheduling. Answer: PCS scheduling is completed local to the process. It is how a thread library schedules threads onto available LWPs. SCS sch
draw a state diagram showing the transissions of a process from creation to termination
what is the meaning of co-operating process?
Q. Why might a system utilize interrupt-driven I/O to manage a single serial port however polling I/O to manage a front-end processor such as a terminal concentrator? A
Define Middleware to Ease the Low-Level Protocol Burden Fortunately, many products are available today to ease the low-level protocol burden on the application programmer. Midd
with the aid of diagrams describe the following os structures monolithic , layered, client server
Demand paging With demand paging, a page is called into memory only when a location on that page is actually indexed during run time. With pre-paging, pages other than the one
Q. Why is it complicated to protect a system in which users are allowed to do their own I/O? Answer: In earlier chapters we identified a distinction among kernel and user mod
Sharing segments between processes without requiring the same segment number is possible in a dynamically linked segmentation system. a. Define a system that permits sta
What is a process? A process is a program in implementation. It is an active entity and it contains the process stack, having temporary data and the data section includes globa
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