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Explain about threading issues?
The fork and exec system calls
In a multithreaded program of few UNIX systems have chosen to have two versions of fork, one that duplicates each threads and another that duplicates only the thread that raised the fork system call. If a thread raised the exec system call, the program specified in the parameter to exec will change the entire process.
how to differentiate scheduling algorithms?
Page Fault Handling conditions like, where the copy on write bit of a page is set and that page is send by more than one process, the Kernel assign new page and copies the conten
What is indexed allocation? Every file has its own block of pointers to the sectors of the file.
wat are the commands used for creating the file hierarchy
linked allocation using i node
What is spooling? Spooling overlaps the I/O of single job with the computation of other jobs.
Windows admin need it Project Description: We want to protect an executable on operating system level , so the process could be visible among all users while the executable r
What disadvantages are there to this two-level directory? Without other provisions, two users who require cooperating with each other are hampered in reaching every other's fi
People arrive at a barber shop at the rate of one every 4.5 minutes. If the shop is full (it can hold five people altogether), 30% of the potential customers leave and come back i
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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