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What Are The Differences Among A System Call, A Library Function, And A Unix Command? |
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Answer» A SYSTEM call is part of the programming for the kernel. A library function is a program that is not part of the kernel but which is available to users of the system. UNIX commands, HOWEVER, are stand-alone PROGRAMS; they MAY INCORPORATE both system calls and library functions in their programming. A system call is part of the programming for the kernel. A library function is a program that is not part of the kernel but which is available to users of the system. UNIX commands, however, are stand-alone programs; they may incorporate both system calls and library functions in their programming. |
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