QUESTION: 41

A Linux administrator is troubleshooting the root cause of a high CPU load and average.

Which of the following commands will permanently resolve the issue?

renice -n -20 6295
pstree -p 6295
iostat -cy 1 5
kill -9 6295

Answer(s): A

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QUESTION: 42

A Linux administrator wants to set the SUID of a file named dev_team.text with 744 access rights. Which of the following commands will achieve this goal?

chmod 4744 dev_team.txt
chmod 744 --setuid dev_team.txt
chmod -c 744 dev_team.txt
chmod -v 4744 --suid dev_team.txt

Answer(s): A

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A developer has been unable to remove a particular data folder that a team no longer uses. The developer escalated the issue to the systems administrator. The following output was received:

Which of the following commands can be used to resolve this issue?

chgrp -R 755 data/
chmod -R 777 data/
chattr -R -i data/
chown -R data/

Answer(s): C

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QUESTION: 44

A Linux administrator needs to ensure that Java 7 and Java 8 are both locally available for developers to use when deploying containers. Currently only Java 8 is available. Which of the following commands should the administrator run to ensure both versions are available?

docker image load java:7
docker image pull java:7
docker image import java:7
docker image build java:7

Answer(s): B

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QUESTION: 44