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?

Which of these tools can provide the most information about DNS queries?

What command must be used to create an ext3 file-system?

What needs to be done to enable 32 bit I/O transfer mode for (E)IDE disks, on a system running a
2.4 series Linux kernel?

DNSSEC is used for?

The following is an excerpt from the output of tcpdump -nli eth1 ‘udp’:
13:03:17.277327 IP 192.168.123.5.1065 > 192.168.5.112.53: 43653+ A? lpi.org. (25)
13:03:17.598624 IP 192.168.5.112.53 > 192.168.123.5.1065: 43653 1/0/0 A
24.215.7.109 (41)
Which network service or protocol was used?