Professor Messor 901 hardware Flashcards
What does CompTia stand for
The Computing technology industry association
BIOS stands for?
Basic Input/ output system
What is POST
Power on self test
What does CMOS mean
Complimentary Metal- Oxide Semiconductor
What is the bios stored on these days
Flash memory
What is the legacy bios
The original or traditional bios
What does the UEFI BIOS stand for
Unified Extensible Firmware Interface
The UEFI BIOS is based on what?
It is based on Intel’s EFI (Extensible Firmware Interface)
Where do UEFI BIOSs boot from
They can boot from large GUID partition table Disks
What does GPT stand for?
GUID partition Table
What’s does TPM stand for
The Trusted Platform Module
What does the TPM do?
It adds advanced Cryptographic functions to disks
What is the TPM used by
It is used by full disk encryption software
What are the 2 ways a TPM can be installed on a system?
As a separated module or integrated into the MOBO
Where is secure boot used
It is part of the UEFI specification
What is the purpose of secure boot
It helps make sure that your PC boots using only software that is trusted by the PC manufacturer.
What kind software is used during secure boot?
- Digitally signed known- good software
- the software won’t run without the proper signature.
What OS’s support secure boot
Windows 8
Windows 8.1
Windows server 2012
Windows server 2012 R2
What OS’s have secure boot built in?
Linux Fedora
OpenSUSE
Ubuntu
What is the CMOS battery used for?
Maintain older legacy BIOS configurations and the date and time
What does a BIOS user password do?
It is needed to start the computer
What does a BIOS supervisor password do?
Needed to make configuration changes
Where is LoJack located on laptops
It is built into the bios
What happens if someone attempts to remove LoJack from a laptops
It will reinstall it self
What are 2 functions of LoJack
- phone home (provides location)
- left mode remotely locks and can delete files and force a start up password
What does ATX stand for?
Advances Technology Extended
When was ATX standardized by intel
In 1995
What are the dimensions of an ATX MOBO?
12 x 9.6
What are the dimensions of an micro ATX MOBO?
9.6 x 9.6
What are the dimensions of an mini ITX MOBO?
6.7 x 6.7
What are Mini ITX mobos used for?
Used mostly for media systems set ups, home theatre
What does PCI stand for?
Peripheral Component Interconnect
Between what speeds do PCI slots operate at?
133 MB/s to 533 MB/s
