Which command will print to standard out only the lines that do not begin with # (pound symbol) in the file foobar?

Which of the following GNU commands would be the most likely command you’d use to find the system load average?

You want to save vi changes to the file myfile with :w!, but vi complains it can not write to the file. Therefore, you want to check the write permissions on the file.

To do this without leaving vi, you type:

What command changes the priority of the process running with process id of 12345 to the highest priority?

As root you have navigated to directory /B. You wish to move all of the files and directories from directory /A to directory /B.

Which of the following options would be the most appropriate command line to execute this task?

You see following output while trying to install an updated package:

[root@example pub]# rpm -i gthumb-2.2.0.i386.rpm
package gthumb- 1.0.1.i386.rpm is already installed.

Which command will allow you to install the updated version?

You installed a beta rpm package, but are experiencing some problems with it.

How can you remove this package?

After a minor security incident you are instructed by your lead sys-admin to verify the RPM’s installed on a running system.

Which command will create a complete report which you can analyze for changes which may be security related?

You are building a server that will undergo many hardware and operating system upgrades. The server is the file server for all users on your 100 user network.

Which directory should have its own mountpoint and/or hard drive?

Which of the following is very important when installing from source code?

(Check TWO that apply)