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Question 1 Discuss the following with respect to Operating Systems:
Question 2 Describe the theory behind Paging and Segmentation in Operating Systems.
Question 3 Describe the theory behind Space Management in File systems.
Question 4 Discuss the following concepts with reference to Unix Operating System:
Question 5 Discuss the concept of File substitution with respect to managing data files in UNIX.
Question 6 Discuss the following:
What is contiguous allocation? Allocation of a group of consecutive sectors for a one file.
Define FIFO Page Replacement Algorithm This policy simply eliminates pages in the order they arrived in the main memory. By using this policy we simply remove a page based upo
What is a multiprocessing system? Multiprocessor systems are those systems that use additional than a single processor for program execution. It is done for raising the executi
Q. An operating system sustains a paged virtual memory using a central processor with a cycle time of 1 microsecond. It costs an additional one microsecond to access a page other
Explain Process scheduling Process scheduling consists of the subsequent sub-functions: 1. Scheduling : Selects the process to be implement next on the CPU 2. D
Q. Multithreading is a commonly utilized programming technique. Illustrate three different ways that threads could be implemented. Describe how these ways compare to the Linux clon
(a) Describe services of operating systems. (b) Differentiate among the short term, medium term and long term scheduling that are given by multi-tasking operating systems.
Write a note on the usage of semaphores. Semaphore is a synchronization tool and it is a variable having integer values. It is accessed only by two standard atomic operations w
Define what an assembler is An assembler is machine dependant.
Q. Which of the subsequent instructions should be privileged? a) Read the clock b) Clear memory c) Set value of timer d) Issue a trap instruction e) Turn off interr
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