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Problem:
a) The CPU can access 2 storage devices directly. What are these 2 storage devices?
b) Define 2 key issues involved in memory management.
c) How do processes share memory?
d) What alternative can be used if a space is not big enough to run a process?
e) Describe internal and external fragmentation.
f) Describe 4 algorithms for allocating regions of contiguous memory, and comment on their properties.
g) What is ‘page fault'? What are the 2 broad categories of events causing page faults?
function of lazy swapper
Define the Jobs which are admitted to the system for processing is called The Jobs which are admitted to the system for processing is known as long-term scheduling.
Write a short note on Memory management. Memory management includes reallocating and allocating the memory space. The kinds of allocation of memory FIXED PARTITIONING
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LRU approximation page replacement In this we utilize the reference bit associated with the page entry to choose a page to be removed. The various algorithms used for the imp
What is a reference string? An algorithm is evaluated by running it on a particular string of memory references and computing the number of page faults. The string of memory re
Your CTO liked your proposal from Unit 2 so much he only trusts you to explain complex concepts to his managers. He now wants you to write him a four page paper explaining the CPU,
write a linux command to display lines from 25 - 45 of directory "/edc/password"
What are the various file operations? The six basic file operations are Creating a file Reading a file Writing a file Repositioning within a file Tr
Explain external fragmentation? External fragmentation is the process where the free space and the space still available for use, in a piece of storage become separated into ma
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