Questions asked during an interview with C programmers on a company's Linux platform

Source: Internet
Author: User
A company's Linux platform C programmer asked a question during the interview-Linux general technology-Linux programming and kernel information. The following is a detailed description. 1. How many lines of project code do you have?
2. What is the role of the volatile keyword in C?
3. How to Write a daemon process
4. Several types of IPC
5. which system is used to call the MPs queue?
6. Bash Problems
7. Structure of a process in memory

In addition to the first one, which of the Linux experts gave the answer to the next six questions.
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