7Which command can be used to kill background process "(sleep 160; who)"?(2 Points)kill %1kill 12804O kill 12808O kill %[3]- PsJobsPID| TTYTIMECMD[1]Runningsleep 200 &12762 pts/300:00:00 bash[2]+ Stoppedcat >test12804 pts/300:00:00 sleep[3]- Running( sleep 160; who ) &12806 pts/300:00:00 cat12807 pts/300:00:00 bash12808 pts/300:00:00 sleep12809 pts/300:00:00 ps

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Which command can be used to kill background process "(sleep 160; who)"?

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

7
Which command can be used to kill background process "(sleep 160; who)"?
(2 Points)
kill %1
kill 12804
O kill 12808
O kill %[3]-

Ps
Jobs
PID| TTY
TIME
CMD
[1]
Running
sleep 200 &
12762 pts/3
00:00:00 bash
[2]+ Stopped
cat >test
12804 pts/3
00:00:00 sleep
[3]- Running
( sleep 160; who ) &
12806 pts/3
00:00:00 cat
12807 pts/3
00:00:00 bash
12808 pts/3
00:00:00 sleep
12809 pts/3
00:00:00 ps

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