Which of the following commands will achieve this task?

A systems administrator wants to know the current status of a series of dd jobs that were started in the background three hours ago.

Which of the following commands will achieve this task?
A . sudo killall CHUP dd
B. sudo killall dd
C. sudo killall CTERM dd
D. sudo killall -USR1 dd

View Answer

Answer: D

Explanation:

Reference: https://askubuntu.com/questions/215505/how-do-you-monitor-the-progress-of-dd