An administrator has sent their current vi process with a PID of 1423 to the background on the command line. Assuming no other processes are in the background, what single command with no options or parameters will bring the vi process to the foreground?
Which of the following is very important when installing from source code (Check TWO that apply)?
Which of the following sed commands will replace all instances of the string foo with the string foobar changing the file file1.txt in place?
What command will remove duplicate lines from a sorted file?
uniq - remove duplicate lines from a sorted file
What command will print a list of usernames (first column) and their corresponding user id (uid, third column) from /etc/passwd?
