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[[Category:OPS235]][[Category:OPS235 Labs]]
{{Admon/caution|THIS IS AN OLD VERSION OF THE LAB|'''This is an archived version. Do not use this in your OPS235 course.'''}}
=Logical Volume Management and Software Package Management=
RPM maintains a database of installed software. This information is very useful to system administrators. In Lab 3, you queried that database using RPM with the -q argument. When you query the RPM database, you can separately specify:
:* Which packages you want information aboutto do an <u>operational task</u> (like installing or removing a package), using a '''select-option''':* What <u>information </u> you want about those packages, using a '''query-option'''
'''Perform the following steps:'''
== Investigation 2: How do you install and remove software with RPM? ==
# Change Use the graphical file manager (Nautilus) to change to the directory on your Installation DVD containing . Go to the sub-directory called '''Packages''' and then go to the sub-directory '''l''' (for files beginning with the letter l like the '''lynx''' package). You should see a filecalled: <code>lynx-2.8.7-8.fc17.x86_64.rpm</code># Execute this the following command: <code>rpm -i lynx-2.8.7-8.fc17.x86_64.rpm</code># Issue an RPM query to check that lynx is installed.# ___________________________________________________Record this command in your lab log-book.# Issue this the following command: <code>rpm -e lynx</code># Issue an RPM query to verify that lynx is no longer installed. Record this command in your lab log-book.# ___________________________________________________Move to the appropriate sub-directory for packages that begin with the letter '''b'''.# Issue this the following command: <code>rpm -i BackupPC-3.2.1-7.fc17.x86_64.rpm</code> and note the result
'''Answer the Investigation 2 observations / questions in your lab log book.'''
</ol>
</li>
<li>Issue an RPM query to verify that BackupPC is installed. Record this command in your lab log-book.</li>____________________________________________________
<li>Issue the command: <code>yum remove BackupPC</code></li>
<li>Issue an RPM query to verify that BackupPC is no longer installed. Record this command in your lab log-book.</li>____________________________________________________ <li>Install <code>nled</code> using '''yum'''. Record this command in your lab log-book.</li>____________________________________________________
<li>Issue this command: <code>yum info cups</code></li>
</ol>
'''Answer the Investigation 3 observations / questions in your lab log book.'''
=Logical Volume Management(Introduction)=
== Check Current LVM Information Prior to Performing Investigations ==
