010-160 010-160 - LPI Linux Essentials Process Management and System Monitoring Questions and Answers

Question 1

Which command displays a dynamic, real-time view of running processes on a Linux system?

Accepted Answer

top

Answer

ps

Answer

jobs

Answer

pstree

Question 2

What signal number is used with `kill` to forcefully terminate a process that cannot be ignored?

Accepted Answer

9

Answer

15

Answer

1

Answer

2

Question 3

Which command lists all currently running processes for all users in a detailed format?

Accepted Answer

ps aux

Answer

ls -la

Answer

jobs -l

Answer

top -a

Question 4

What does the `nice` command control when starting a process?

Accepted Answer

Scheduling priority

Answer

Memory limit

Answer

CPU affinity

Answer

File permissions

Question 5

Which command sends a process to the background after it has already been started in the foreground?

Accepted Answer

bg

Answer

fg

Answer

jobs

Answer

nohup

Question 6

What file in the /proc filesystem contains information about current memory usage?

Accepted Answer

/proc/meminfo

Answer

/proc/cpuinfo

Answer

/proc/memory

Answer

/proc/raminfo