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An operating system act as an intermediary between user of a computer and computer hardware. The objective of an operating system is to provide an environment in that a user can execute programs in anefficient and convenient manner.
An operating system is a software which manages the computer hardware. The hardware should provide appropriate mechanisms to make sure the correct operation of the computer system and to prevent user programs from interfering with the proper operation of system.
What do you mean by best fit? Best fit allocates the smallest hole that is big sufficient. The entire list has to be searched, until it is sorted by size. This strategy creates
When the Page fault frequency in an operating system is reduced Locality of reference is appropriate to the process
Q. Give an instance of an application in which data in a file should be accessed in the following order: a. Sequentially b. Randomly Answer: a. Print the content of
Q. Several CPU-scheduling algorithms are parameterized for instance the RR algorithm requires a parameter to indicate the time slice. Multilevel response queues require parameters
Explain the different sections of a process. Entry section Critical section Exit section Remainder section Consider a system inclusive of n processe
what is independent process? distinguished between independent process and co-operating process
Note for assignment
advantages and disadvantages of monolithic and layered approach
How can an index file be used to speed up the access in direct-access files? Have an index in memory; the index gives the key and the disk location of its corresponding record.
Explain the Network protocols There are a wide variety of network protocols to choose from traditionally client - server developers were required to choose a communications pro
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