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Multiprocessing - An Operating System proficient of utilizing and supporting more than one computer processor. Below are some instances of multiprocessing Operating Systems.
Linux UNIX Windows 2000
Define LRU Page Replacement Algorithm LRU policy: LRU expands to least currently use. This policy suggests which we re- move a page whose last usage is farthest from current ti
how response times are reduced by allowing time sharing on top of multiprogramming
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List the Coffman's conditions that lead to a deadlock. Mutual Exclusion : Only one process might be use a critical resource at a time. Hold & Wait: A process may be alloc
Entry-sequenced file organization The records in an entry-sequenced file are store up in the order they are written into the file. New records are for all time appended to
LOOK o Like SCAN except stops moving inwards (or outwards) when no more requests in that direction exist. C-SCAN (circular scan) o Moves inwards servicing requests u
Tree structured directories: This is the main common directory structure. The tree has a root directory as well as every file in the system has a unique path name. A directory
Q. Explain a mechanism by which one segment could belong to the address space of two different processes. Answer: Because segment tables are a collection of base-limit register
bootstrap
Question: Introduction to Operating Systems a) Define the term ‘Operating System' and identify main functions of an operating system. b) What are the characteristics of a go
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