Ch4.3 Where data is stored Flashcards
Command to find file location of programs ?
“which”
Which file is the linux kernal found ?
“/boot”
What does “/proc” store ?
Virtual/pseudo stores important system & kernel info that is volatileinformation also about the system’s hardware and the kernel’s configuration settings
What files are stored in “/sbin” ?
Essential files for system administration
What files are stored in “/bin” ?
Essential binaries for users
What files are stored in “/user/bin” ?
Includes most executable files
What files are stored in “/usr/local/sbin” ?
Locally install programs for sys admininstration
What files are stored in “/usr/local/sbin” ?
Locally install programs
What is the name of the process that starts all other processes ?
“systemd”
What directory is “/cpuinfo” stored in ?
“sys/proc”
Where is “/sys” file stored ?
“sys/proc”
What does the “/sys” file contain ?
information about hardware devices arranged into categories. kernel configuration settings
What kind of things are stored in “/” directory ?
programs that can be necessary in single-user mode
What kind of things are stored in “/usr” directory ?
the second tier contains most multi-user programs
What is stored in “/usr/local” dir ?
software that is not provided by the distribution and has been compiled locally
What kind of files end in “rc” ?
Initialization files
Where are files ending in “rc” located ?
“/etc”
Where are files ending in “.conf” located ?
“/etc”
What kind of files have a “.d” file ?
config files
What are “.d” files for ?
They help build modular, more robust configurations
What does the “free” command do ?
Display amount of free and used memory in the system. Reads from /proc/meminfo
