As 'Linux' is actually the Linux Kernel and a bunch of other tools packaged together as a distro, this will depend on the distro you use. For example, Red Hat Linux uses a file called ks.cfg (known as kickstart) which contains information for it's installer system called Anaconda.
A package manager is a utility to install remove, upgrade, and track the dependencies of software in Linux.
Kickstart is such a tool you can use to automate installations.
No, it's an operating system kernel.
Linux use this popular utility called ethtool to allow users to view and change NIC settings
find / -name "utility*" -type f Quotes prevent shell globbing.
KUser
type on a Linux terminal: ifconfig Note: it is ipconfig in Windows.
The cat utility is designed to join files together. It is also sometimes used to read files through a terminal.
TAR
http://knoppix.net/linux-certification.php - here you can find exactly what you search and you can learn everything about Linux certification.
Click yes
Grep