Which of the following commands display the IDs of all processes owned by root? (Choose two.)
Which of the following sequences in the vi editor saves the opened document and exits the editor? (Choose two.)
What is the effect of the -v option for the grep command?
Which of the following tools can show the complete path of an executable file that the current shell would execute when starting a command without specifying its complete path? (Choose two.)
Which of the following signals is sent to a process when the key combination Ctrl+Z is pressed on the keyboard?
What is the output when the regular expression s/[ABC] [abc]/xx/ is applied to the following string?ABCabc -
