QUESTIONS & ANSWERS 100%
ACCURATE!!
Which of the following terms refers to a system service that does not run on a terminal? - ANSWER
Daemon Process
Which of the following commands can quickly identify the child processes started by a particular
daemon? - ANSWER pstree
Which of the following statements are true? (choose all that apply) - ANSWER A child process only
has one parent process and all background processes have a PID and a job ID
What is the PID of init? - ANSWER One
To what processes are regular users allowed to send kill signals? - ANSWER The ones the users own
You have just run the ps aux command and notice that most daemons have an S in the STAT column.
What does this mean? - ANSWER Sleeping process waiting to be summoned by another process
What key can you press in the top command to send the process a signal? - ANSWER k
What can you type at a command prompt to run the updatedb command in the background? -
ANSWER updatedb &
Which of the following key combinations can you use to pause a foreground process, such that it may
be send to the background with the bg command? - ANSWER Ctrl + Z
Which of the following kill commands may be used to send the second background job a SIGINT? -
ANSWER Kill -2 %2