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2. Pre-boot authentication - Wikipedia

   en.wikipedia.org/wiki/Pre-boot_authentication

   Pre-boot authentication can by performed by an add-on of the operating system like Linux Initial ramdisk or Microsoft's boot software of the system partition (or boot partition) or by a variety of full disk encryption (FDE) vendors that can be installed separately to the operating system. Legacy FDE systems tended to rely upon PBA as their ...

3. Power-on self-test - Wikipedia

   en.wikipedia.org/wiki/Power-on_self-test

   A modern PC with a bus rate of around 1 GHz and a 32-bit bus might be 2000x or even 5000x faster, but might have many more GB's of memory. With boot times more of a concern now than in the 1980s, the 30- to 60-second memory test adds undesirable delay for a benefit of confidence that is not perceived to be worth that cost by most users.

4. HP Essential - Wikipedia

   en.wikipedia.org/wiki/HP_Essential

   HP Essential was a trademark used by Hewlett-Packard (later HP Inc.) to denote their entry-level, inexpensive laptops using the Microsoft Windows operating system, produced from 2009 to 2024. Products under the "Essential" moniker include the HP Laptop series [ 1 ] and HP Notebook series, as well as products simply branded as "HP".

5. Option ROM - Wikipedia

   en.wikipedia.org/wiki/Option_ROM

   The boot loader on the option ROM would attempt to boot from a disk, network, or other boot program source attached to or installed on the adapter card; if that boot attempt failed, it would pass control to the previous boot loader (to which INT 19h pointed before the option ROM hooked it), allowing the system to boot from another device as a ...

6. Headless computer - Wikipedia

   en.wikipedia.org/wiki/Headless_computer

   A headless computer is a computer system or device that has been configured to operate without a monitor (the missing "head"), keyboard, and mouse. A headless system is typically controlled over a network connection, although some headless system devices require a serial connection to be made over RS-232 for administration of the device.

7. HP Pavilion - Wikipedia

   en.wikipedia.org/wiki/HP_Pavilion

   HP Pavilion is a discontinued line of consumer-oriented personal computers originally produced by Hewlett-Packard and later by its successor, HP Inc. Introduced in 1995, HP has used the name for both desktops and laptops for home and home office use.