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2.9.7
Someone created duplicate versions of three project documents. To
avoid version control problems, you need to delete the duplicate files.
When deleting the files, use the switch that will allow you to delete a
file without any promptings. Complete this lab from the Terminal.
In this lab, your task is to:
Delete the following files from the /projects directory:
- darkhorse1
- camouflage1
- endgame1
When you are finished, use the ls command to verify the deletion. -
CORRECT ANSWER -cd /projects
rm -f darkhorse1
rm -f camouflage1
rm -f endgame1
ls -l
,8.9.5
Brenda Cassini (bcassini) is taking over payroll documentation for Will
Adams (wadams).
In this lab, your task is to give the bcassini user ownership of the
/hr/payroll file. - CORRECT ANSWER -ls -l /hr
chown bcassini /hr/payroll
ls -l /hr
10.3.10
You are the IT administrator for a small corporate network. You want to
run a task that will automatically update one of your databases on a
regular basis. Complete this lab from the Terminal.
In this lab, your task is to:
- Create a crontab file for the root user.
- Add parameters to the file that will run the /bin/updatedb command
every Tuesday and Saturday at 2:30 a.m. - CORRECT ANSWER -crontab -l
crontab -e
1
(On the blank line, type)
30 2 * * 2,6 /bin/updatedb
,Ctrl + x
crontab -l
4.5.5
The power has gone out in your facility. You have an Uninterruptible
Power Supply (UPS) that protects your system and provides enough
power to allow you to shut down safely.
In this lab, your task is to immediately shut down the system using the
command line. - CORRECT ANSWER -shutdown -h now
6.1.6
There is a kernel tools package installed on the server. The IT manager
in your organization has asked you to upgrade the package using the
new package version, kernel-tools-10.21.2015-54.fc21.rpm, located in
the /root directory. Complete this lab from the Terminal.
In this lab, your task is to upgrade the kernel tools package using the
new package version, kernel-tools-10.21.2015-54.fc21.rpm. - CORRECT
ANSWER -rpm -Uv kernel-tools-10.21.2015-54.fc21.rpm
, 8.5.9
You've installed a third hard drive (sdc) and created two partitions on
the drive. Now you need to format both partitions. Complete this lab
from the Terminal.
In this lab, your task is to:
- Format the two partitions with the ext4 file system. - CORRECT
ANSWER -mkfs -t ext4 /dev/sdc1
mkfs -t ext4 /dev/sdc2
7.3.5
Maggie Brown (mbrown) and Corey Flynn (cflynn) have recently been
hired in the Human Resources department. You have already created
their user accounts.
In this lab, your task is to:
- Add the hr group as a secondary group for the mbrown and cflynn
user accounts.
- View the /etc/group file or use the groups command to verify the
changes. - CORRECT ANSWER -usermod -G hr mbrown
usermod -G hr cflynn
groups mbrown
groups cflynn