Chapter 6 Review: BIOS Flashcards
How do you use a POST card?
Place it in an expansion slot to diagnose a computer
This chip holds configuration information, and keeps track of date and time
CMOS chip
This file contains instructions to support a hardware device
Device driver
The combination of Northbridge and Southbridge is referred to as the:
Chipset
Which of the following can a POST card diagnose?
- System overheating
- Improperly seated video card
- HDD crash
- Corrupt OS
Improperly seated video card
The message:
Chassis intruded !
Fatal Error…. System Halted.
indicates what?
The computer case was opened
What does a PXE allow?
Booting a PC to an OS stored on a server or network
Is a ROM chip volatile or nonvolatile?
Nonvolatile
True or false:
BIOS is newer than UEFI
False
What program does BIOS run to check a system’s hardware?
POST (Power on self test)
After the PSU sends the wake signal to the CPU, what happens?
CPU executes instruction located at memory location of BIOS stored in ROM
Does POST occur before or after the boostrap loader searches for an OS?
Before
POST passes control to the _______ which searches through boot devices in search of an OS
Bootstrap loader
A constant beeping from a PC upon boot usually indicates what?
RAM is missing or damaged
Name two advantages UEFI has over BIOS
- Supports larger than 2.2 TB file systems
- Supports 32 or 64 bit booting
