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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( ).
Evicting the most-recently used (MRU) page does very well on LRU's worst case. In general, however, MRU is a bad idea, since many programs exhibit temporal locality in their memory
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(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.
The physical memory acts as a cache backed by the disk. When the physical memory is full, and we want to read in another page from disk, we have to evict a page from physical memor
THE PROGRAM WILL CHOOSE TWO RANDOM NUMBERS,THEN PRINT THEM OUT AS AN ADDITION PROBLEM.THE PROGRAM WILL THEN ASK THE USERTO ENTER THE CORRECT ANSWER.IF THE ANSWER IS CORRECT,THE PRO
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VoIP (Voice over Internet Protocol), also called Internet telephone, was once a novelty on the Internet, but not very useful because of all the problems with poor voice quality and
Gopher Gallery consists of a shopping mall and a cart ride that covers the 150 acre habitat. There are m visitors and n single-person vehicles. Visitors stroll around the mall at
Write a short note on disk scheduling One of the responsibities of operating system O/S is to use the hardware efficiently. Whenever a process requires I/O to or from the
draw a state diagram showing the transissions of a process from creation to termination
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