Linux Proc Filesystem Question:
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The file /proc/[PID]/cgroups:
a) describes control groups to which the process belongs
b) contains the information about all groups of the system
c) provides the information about the group which has generated the process
d) none of the mentioned

Proc Filesystem Interview Question
Proc Filesystem Interview Question

Answer:

a) describes control groups to which the process belongs

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The /proc directory contains:
a) numerical sub-directory for each running process
b) sub-directories for installed buses
c) a text listing of filesystems which are supported by the kernel
d) all of the mentioned
The file /proc/[PID]/cmdline holds the complete command line for the process, unless the process is a:
a) child process
b) zombie process
c) orphan process
d) none of the mentioned