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Q. What is the use of system programs? Answer: System programs are able to be thought of as bundles of useful system calls. They provide fundamental functionality to users so
Making the Transition to Client - Server Programming Making the transition to client - server programming is a significant effort. Client - server applications must be designed
Explain bounded buffer and unbounded buffer. Here in a producer-consumer problem the producer process produces information that is consumed by a consumer process. At this time
Determine what the “blocking factor” of a file is Blocking factor is the number of logical records in one physical record
What is a sequential file? A file that is read one record or block or parameter at a time in order, based on a tape model of a file.
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.
a summary of what operating system do
In the mean while the fork() system call the Kernel creates a copy of the parent process's address space and adds it to the child process. But the vfork() system call do no
Determine a critical section is a program segment Critical section is where shared resources are accessed
What is the purpose of system calls? System calls permit user-level processes to request services of the operating system.
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