Deep conviction Interview Linux Development engineer Summary __linux

The difference between 1.malloc and new
2. Explain the bit field
3.C Language address alignment is what's going on
4. Write a function similar to printf, you can accept any number of parameters
5. When using the MEMCP function, what should be noted
6. Tell me about the sorting algorithm you know.
7. There are two single linked lists, and in what ways can you quickly know if they have the same part
8. How to pass parameters to makefile when executing make command
9. Explain the zombie process
10. How the Zombie process is recycled
11. How to list all zombie processes on Linux systems
12. How to list all the running processes on Linux
13. How to write all process names into a file using shell commands
14. Use the shell command to find all files in the current directory that contain TXT strings, and delete them
The meaning of the return value of the main method in 15.c language
16. Tell me about the sort algorithm you know
17. How to compare the equality of two floating-point numbers
18. How floating-point numbers are stored
The function of 19.fork function and wait function
20. Explain how the zombie process was generated and how it was recycled. What command can I use to view all current zombie processes