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What is the MFD? UFD? How are they related?
MFD is master-file directory, which points to the UFDs. UFD is user-file directory, which points to each of user's files.
The question of fairness, regarding page eviction, is a hard one. How do we decide what is fair? Many operating systems use global LRU, where pages from all processes are managed t
How File record length should be chosen File record length should be selected to match the data characteristics
Short term scheduling The short term scheduler as well known as the dispatcher executes most frequently and makes the fine grained decision of which process to execute next. Th
In a multiprogramming and time-sharing environment, several users share the system simultaneously. This situation can result in various security problems. a
what is instant messaging used for
(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.
Fault tolerance Machine failures, Communication faults, storage device crashes, and decays of storage media should be tolerated by the system to some extent. A fault tolerant s
Ask quesIn JavaScript, what is event handling tion #Minimum 100 words accepted#
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
TURNAROUND TIME
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