Process Management

Question 1

Show process information for all users

Answer 1

ps -a

Question 2

ps -x

Answer 2

Displays info regarding processes without terminals

Question 3

ps -ef

Answer 3

Displays full information for all processes (in foreground and background)

Question 4

You execute the sleep command for 800 seconds by accident, stop this command and obtain a job ID

Answer 4

control z

Question 5

When a process is killed, but it’s still visible in the ps listing, it is called a _________________

Answer 5

Zombie Process

Question 6

When a PPID is terminated prior to terminating the PID, the PID is now an________________

Answer 6

Orphan Process

Question 7

Please check if passwd file (/var/lib/sss/mc/passwd) is using processes or has been opened by processes

Answer 7

lsof /var/lib/sss/mc/passwd

Question 8

Type of processes that system processes run in the background with root permission are called ______________

Answer 8

Daemon Processes

Question 9

You want to run a command in the back ground; after obtaining it’s job id 7, you type ____

Answer 9

bg 7

Question 10

Kill Process 5784 slowly

Answer 10

kill 5784 -15