bash linux

This attempt took 30 minutes. Incorrect Question 1 0/1 pts _is a list of directories to be searched when The enviornment variable executing commands. PATH PWD SHELL OHOME Incorrect Question 2 0/1 pts exec commands runs a executive order exercise regimen system call remote operation Partial Question 4 0.8/1 pts Choose all that apply. Using awk you can Split each input line into fields Delete the awkward characters in the file Compare input line/fields to pattern Scan a file line by line Perform action(s) on matched lines Partial Question 6 0.6/1 pts Match the vi command to its function undo the last change delete single character under delete the current line past the deleted or yanked lin delete single character under Incorrect Question 8 0/1 pts Positional variables are also called commands pointers functions parameters