4.2 Flashcards
A utility that boots a Linux kernel or any other operating system.
Grand Unified Boot Loader
(GRUB)
The updated version of the Grand Unified Bootloader (GRUB) utility. It is any version of GRUB 1.98 or later.
Grand Unified Boot Loader 2
(GRUB 2)
any version of GRUB prior to version 1.98.
is no longer in development; bug fixes are only released for older Linux systems
GRUB Legacy
any version of GRUB version 1.98 or later.
GRUB2:
grub legazy loads in 2 stages
is the information stored in the master boot record. It holds the location of the boot information.
is the operating system software located on the boot partition.
GRUB Legacy facts
Loads in two stages
Uses a menu select between multiple OS
Loads a default OS
Creates a GRUB root
Uses the hd#,# syntax to specify the location of the root file system.
Omits /boot
Is installed by most distributions
grub legaxy config file locations
/boot/grub/menu.lst
/boot/grub/grub.conf
Specifies the operating system that boots as the default. The value may be the entry number (such as 0, 1, 2) or the name of the entry (such as Fedora).
default
Sets the number of seconds GRUB waits before automatically booting the default operating system.
timeout
Specifies the image file to be displayed for the graphical boot menu.
gfxmenu splashimage
Disables/Enables the menu that lists the operating system options.
hiddemenu
Specifies the title a user sees in the menu.
title
Specifies the location of the root file system.
root
Specifies the kernel for the entry and kernel options.
kernel
Specifies the initial RAM disk (initrd image) file.
initrd
