$1.$ List the four steps of the Linux boot and startup process.

$2.$ Which part of the boot$/$startup is common to all operating systems?

$3.$ Should you edit the $/$boot$/$grub$/$grub$.$cfg file for startup modifications? Explain.

$4.$ What is the purpose of lsmod?

$5.$ What command is used to add or remove kernel modules?

$6.$ Why is it a good idea to back up your system before making kernel modifications?

$7.$ Why is it important to understand kernel module dependencies?

$8.$ What does the mount $-$a command do$?$