The /proc file system is a pseudo-file system, which is used as an interface to kernel data
structures. Which four statements are true about the /proc file system?
A.
The /proc file system has to be mounted by the system administrator after a reboot.
B.
The files in the /proc directory are read-only system files that cannot be changed.
C.
The /proc/cpuinfo virtual file identifies the type of processor used by your system.
D.
The /proc file system contains a hierarchy of special files that represent the current state
of the kernel.
E.
The /proc file system contains a numerical subdirectory for each running process.
F.
The /proc directory contains information about system hardware and any running
processes.