Question

Which of the following remarks about system calls, library functions and UNIX commands are true?

a.

System call is a part of kernel, while the other two are not a part of kernel

b.

Unlike library functions. system calls and Unix commands are stand-alone programs

c.

Library functions and UNIX commands use system calls

d.

Unlike system calls, library functions and UNIX commands are stand-alone programs

Posted under UNIX

Answer: (c).Library functions and UNIX commands use system calls

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Q. Which of the following remarks about system calls, library functions and UNIX commands are true?

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