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Transparency:
Users must be able to access remote resources as though these resources were local. Transparency should as well promote user mobility. Users must be allowed to log into any machine in the system rather than be forced to use a specific machine.
1. On every access, mark the page with a timestamp. Whenever we need to evict a page, we search through memory for the oldest page, the least-recently used page. But we need memory
Q. What are the three main activities of an operating system in regard to memory management? Answer: a. Keep follows of which parts of memory are currently being used and
Explain thread in details
Clocks in distributed systems : a. Why are clocks difficult to synchronize in distributed systems? b. What features in a system assume that the clocks are (reasonably) synchr
What is monolithic and its diagram
Now, let us discuss two related algorithms for deciding which pages to evict. The clock algorithm is one of the most popular choices. It works by keeping frames in a circular struc
How does user specify block to be fetched in direct access? By specifying the relative block number, relative to first block in file, which is block 0.
The general idea of a producer-consumer architecture is related to building a pipeline of threads, similar to the web spider from Project 2. Each step of the processing will now be
Q. In following Section we mentioned that disabling interrupts frequently could affect the system's clock. Describe why it could and how such effects could be minimized.
categorize the CPU scheduling algorithms and among them explain the non-preemptive algorithms..
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