why two processes can still use a FIFO to communicate after the FIFO been deleted?

Question

I\'ve made a FIFO using the mkfifo command,and created two processes to use the FIFO to communicate.But I\'ve found that while the processes using the FIFO,I removed th

Answer 1

The object has been removed from the filesystem, but just as with all other files it will continue to exist until all open file descriptors on/from it are closed.