1, unprepared chapter, please write linux system in a common directory name and role.
/ Root system administrator root directory of the host
/ Home normal user home directory
/ Boot file system kernel boot
/ Dev device file device
/ Etc configuration files
/ Bin binary (binary), all users can perform commands
/ Sbin system binary executable command administrator
/ Usr unix software resourse, application
/ Var variability (variable) log files
2. Please describe briefly shortcuts common linux system.
Built tab filled filename, command; twice, it outputs all names beginning with
ctrl + u quickly delete all the characters before the cursor
All characters after the ctrl + k to quickly remove the cursor
Backslash \ forced newline
ctrl + y paste just delete the character (cut) of
ctrl + l clear screen
ctrl + c to cancel edit the current command line, end the current execution command
ctrl + d log out from the closed shell prompt, like exit
ctrl + a cursor to the beginning of the line
ctrl + e to move the cursor end of the line
ctrl + z into background
ctrl + r Find command in history
3. Please briefly in your own words what is the absolute and relative paths?
Absolute path: the "/" as the path to the starting directory path
Relative path: not the "/" directory path as the initial path
4. Please describe briefly linux file system in various colors and represent mean?
Blue: Folder
Green: the executable file (binary command procedures, program execution shell, python scripts, etc.)
Light Blue: hyperlink
Purple: Pictures (communication socket files, etc.)
Yellow: device-dependent
Red: package file (rmp)
Black (white): Common Files
5. Please describe briefly the following file attributes -f -d -l -p -c -b -s is what type of file?
-f -d ordinary file directory symbolic links -l -p pipe file -c character device file -b block device file -s socket file