Install a Boot Manager

Question 1

What is GRUB

Answer 1

(Grand Unified Bootloader) A program that calls a Unix/Linux operating system into memory

Question 2

What does the command grub-install (device) device

Answer 2

Used to install GRUB to the specified device

Question 3

What does the command grub do

Answer 3

Invokes the GRUB shell environment

Question 4

What does the command help do

Answer 4

Print the help listing for GRUB, or get more info on a command

Question 5

What does the command find do

Answer 5

Search for a file in all partitions and list the device the file is on

Question 6

What does the command quit do

Answer 6

Exit the grub shell

Question 7

How partitions did the MBR support

Answer 7

26 total partitions

Question 8

How many partitions can GPT (GUID Partition Table) have

Answer 8

Supports 128 partitions

Question 9

Describe the boot process with UEFI

Answer 9

UEFI BIOS starts up and looks for MBR - GPT Header (lets the computer know its a header – Partition Entry array(Large list of partitions)— enters the /boot/grub2 file

Question 10

What partition stores the image for the boot loader in the efi system

Answer 10

/boot/efi

Question 11

What does the command grub2-editenv list

Answer 11

view the default boot entry for the grub configuration file

Question 12

What does the command grub2-mkconfig do

Answer 12

Creates (or updates) a /boot/grub2/grub.cfg file based on entries from the /etc/default/grub file

Question 13

What does the command update-grub do

Answer 13

command that can be used to update a GRUB2 configuration after changes to /etc/default/grub have been made, found on Debian based systems