q what is the purpose of system callsanswer
Q. What is the purpose of system calls?
Answer: System calls permit user-level processes to request services of the operating system.
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q explain the file-system manipulationfile-system manipulation there is several details in file allocation creation deletion and naming that users
what is vector processing there is a class of computational problems that are beyond the capabilities of a conventional computer these problems
q explain message passing among systemscommunications- message passing among systems requires messages to be turned into packets of information and
q error detection in operating systemerror detection- error detection take places at both the hardware and software levels at the hardware level
q what is the purpose of system callsanswer system calls permit user-level processes to request services of the operating
what is an algorithmthe solution to any problem that is stated by an exact number of well-defined procedural steps is known as an
q what are the major advantages of the microkernel approach to system designanswer benefits usually include the followinga adding a new service
what is divide overflow the division operation might result in a quotient with an overflow overflow happens when the length of the registers is
q why do several systems store the operating system in firm ware and others on diskanswer for certain devices such like handheld pdas and cellular
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