John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based
network. He is working as a root user on the Linux operating system. He wants to add a soft limit
quota warning for the users, in which, after exceeding the quota value, a user will receive e-mail
warnings about being over quotA. Which of the following commands will John use to accomplish
his task?
Each correct answer represents a complete solution. Choose all that apply.

Which of the following commands will you run to list all files that have been modified within the last
60 minutes?

You work as a System Administrator for McNeil Inc. The company has a Linux based network.
You are a root user on Red Hat operating system. You have upgraded the amount of RAM in your
system from 256 MB to 512 MB, but there is only 512 MB of swap space. Therefore, you want to
add more swap space to /dev/hdb2 hard drive to run the applications that require a large amount
of memory. Which of the following commands should you run to accomplish this task? Each
correct answer represents a complete solution. Choose all that apply.

You work as a Linux Technician for Tech Perfect Inc. The company has a Linux-based network.
You have configured a database server in the network. Users complain that the server has
become remarkably slow. However, the previous day, the server was performing well. You know
that some of the processes may be the cause of the issue. You run the PS command on the
server. In the result set, which information will you look at that suggests the problematic process?

You want only the root access in a Linux computer for maintenance purposes. Which of the
following runlevels will you use to boot the computer?

Which of the following commands can be used to compress a file?
Each correct answer represents a complete solution. Choose all that apply.

You work as a Network Administrator for Rick Inc. The company has a Linux-based network. You
are configuring a Linux server. Which of the following bootloaders does not require to be rewritten
after the configuration of the kernel has been changed?

Which of the following fsck commands will you use to check all filesystems listed in /etc/fstab?

After enabling shadowed passwords in a Linux server, where does Linux keep the passwords?

You work as a Software Engineer for McNiel Inc. The company has a Linux-based network. The
company has 150 Engineers. The root user has configured quota limits for each user. You want to
view quota limits for your system. Which of the following commands will you use to accomplish this

task?