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Explain the Spawnlp Functions Used in the NetWare
Spawnlp(flags, execName, arg0,...)
The Spawnlp function is used to load a NetWare executable file (NLM) specified by execName into memory and start execution. Optional flags may be passed to Spawnlp function to control execution of the spawned NLM. P_NOWAIT clears that the executable is to be loaded and executed asynchronously to the calling program. Optional arguments (argo,...) may be passed (variable number) to the invoked program. The first argument is the name of the executable and the end of arguments should be specified with a NULL All arguments are concatenated with white space separating the parameters and can be obtained from standard argc and argv mechanisms or with the function call getcmd( ).
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Define entry section and exit section. The critical section problem is to design a protocol that the processes can use to cooperate. Every process must request permission to e
copy-on-write
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Research the phenomenon of data races. Give an example of how an unprotected data race can give rise to data inconsistency. How do OpenMP and Cilk resolve this problem? Data
Explain with an example the need of Shift Alteration in critical section problem? Consider processes P i and P j and consider the algorithm for P i and P j .
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