Question
In Unix-like operating systems, there is both a API library function named read(), and asystem call referred to as read in the Unix documentation. However,
In Unix-like operating systems, there is both a API library function named read(), and asystem call referred to as read in the Unix documentation. However, Unix system calls do notactually have names like a library function does.
a. How is the Unix system call read actually invoked?
b. Why are Unix system calls invoked this way?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
a The Unix system call read is invoked through the software interrupt mechanism When a program needs ...
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Step: 2
Step: 3
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Cost management a strategic approach
Authors: Edward J. Blocher, David E. Stout, Gary Cokins
5th edition
73526940, 978-0073526942
