//entry echo - log whoami - user output //file system navigation ls - list directory ls “xxx” - list directory in “xxx” cd - change directory cd .. - go up one directory ctrl + l - clear screen cat - show contents of file pwd - print working directory - whereami //search for files ***find room find - -name *.txt - find files with .txt file grep “81.143.211.90” access.log - find entries with related ip address only //operators & - execute in the background && - command1 && command2
- output redirect to channel - overwrites
- append the redirected channel