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Q. When a process creates a fresh process using the fork() operation which of the following state is shared among the parent process and the child process? 1 Stack 2 Heap
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.
Signal handling A signal is used in UNIX systems to inform a process that a particular event has occurred. 1. A signal is produced by the occurrence of a particular event.
How the Nested Macro calls are expanded LIFO (Last in First out)
What OS''s are available in market as open source?
how it is work.
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 ex
In a multiprogramming and time-sharing environment, several users share the system simultaneously. This situation can result in various security problems. a
What is sector sparing? Low-level formatting also sets aside extra sectors not visible to the operating system. The controller can be told to change each bad sector logically w
Q. What is the use of system calls? Answer: System calls permit user-level processes to request services of the operating system.
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