The user’ quotas on the server were reduced from 200MB to 100MB. Besides sending emails to all
users, it was requested that a message should communicate the change every time a user access the
server. Which of the following is the correct method to configure this?

A GRUB boot loader installed in the MBR was accidentally overwritten. After booting with a rescue
CD-ROM, how can the lost GRUB first stage loader be recovered?

Why is the root file system mounted read-only during boot and remounted with write permission
later on?

Following the instructions contained in the README file of an application, the make command was
executed but the following message was displayed on the screen:
Make: *** No targets specified and no makefile found. Stop.
Which are the TWO possible causes for this problem?

It is possible to configure kernel parameters at runtime (e.g. the maximum size of the shared
memory segment (shmmax)). In which TWO ways can this be changed to 2GB (2147483648 Bytes)
on a running system?

To make a system backup, the simplest and fastest way is to use the tar command. Select the correct
alternative below that shows the three tar parameters that create, list and expand a tar file
respectively.

A Linux machine freezes during boot. To boot directly to a shell prompt so that editing of files and
manual starting of services is possible which command line must be passed to the kernel for the
boot process?

Which ONE of the following wireless tools can be used to check the wireless network link quality?

A network client has an ethernet interface configured with an IP address in the subnet
192.168.0.0/24. This subnet has a router, with the IP address 192.168.0.1, that connects this subnet
to the Internet. What needs to be done on the client to enable it to use the router as its default
gateway?

What is the command to add another IP address to an interface that already has (at least) one IP
address?