1.1 CompTIA 220901 Exam Objectives Flashcards
What is a BIOS password?
A password that is set in the BIOS that if you don’t have it won’t start the OS
What is a password that is set in the BIOS that if you don’t have it won’t start the OS?
BIOS password
What is a BIOS supervisor password?
A password that restricts changes to the BIOS
What is a password that restricts changes to the BIOS?
BIOS supervisor password
What is full disk encryption?
Encrypts the entire disk
What is Window BitLocker?
A full disk encryption that integrates with TPM
What is a full disk encryption that integrates with TPM on a Windows system?
Windows BitLocker
What is a Trusted Platform Module (TPM)?
Adds advanced cryptographic functions to the BIOS
What adds advanced cryptographic functions to the BIOS on a Windows system?
Trusted Platform Module (TPM)
What is a LoJack for laptops?
Software that is installed into the BIOS that reinstalls itself if a new HDD is installed. It send location information to a central point
What is a software that is installed into the BIOS that reinstalls itself if a new HDD is installed. It sends location information to a central point?
LoJack for laptops
What is secure boot for BIOS?
Checks the OS for the digital signature of known good software. Software won’t run without the proper signature.
What checks the OS for the digital signature of known good software. Software won’t run without the proper signature
BIOS secure boot
Which type of BIOS has secure boot as part of its specification?
UEFI
What button could you press on start up to get to the BIOS? (5)
Del, F1, F2, Ctrl+S, Ctrl+Alt+S
What does Del, F1, F2, Ctrl+S, Ctrl+Alt+S, do at startup?
Launch the BIOS
What can you find in the BIOS configuration settings?
Component information
What do you find in the boot section of a BIOS?
Configure boot options
Does the built in diagnostics on a BIOS touch the OS?
No
What should you always have of your BIOS?
A backup
What is firmware?
Firmware is a special type of software that has been embedded in the read-only memory of a hardware component. An example of firmware is a BIOS chip.
What is a configuration that updates devices or software?
Firmware
Where can you find the information about the system?
System Information or cmd msinfo32
What command is used to find system information?
msinfo32
What does the command msinfo32 do?
Shows system information
What happens if a BIOS upgrade fails?
The system won’t start again
What two things should you do before upgrading the BIOS?
Read the documentation and plug into a reliable power source
How many BIOSs may be on a newer UEFI BIOS?
2
What is an advantage of upgrading a UEFI BIOS?
It can flash the BIOS from a USB drive
What does a BIOS do?
Initializes CPU and memory
What is a POST?
Checks to make sure all the hardware needed to run an OS is there
What does the BIOS do after the POST?
Looks for the boot loader
What initializes the CPU and Memory?
BIOS
What checks to make sure all the hardware is needed to run the OS?
POST
How did older Oss talk to hardware?
Through the legacy BIOS
What is replacing the legacy BIOS?
UEFI
How large of a GUID partition table (GPT) disk can a legacy BIOS boot from?
Under 2.2 TB
What does a UEFI BIOS include?
A pre boot environment
Where does legacy BIOS store BIOS settings?
CMOS
Where does newer BIOS store BIOS settings?
Flash memory
What happens if a CMOS goes bad?
Your BIOS configuration settings will be lost when the computer powers down and will need to be reset at every boot
How would you reset your BIOS on legacy systems?
Remove the CMOS
What is AMD’s name for a Southbridge?
Fusion Controller Hub (FCH)
What is it called when a Southbridge is directly on the CPU?
Phantom Controller Hub (PCH)
What is an option ROM chip?
Bios on other hardware
What is it called when there is a BIOS on another piece of hardware?
Option ROM chip
What is a device driver?
A file that contains all the information for BIOS talk to a device
What is a file that contains all the information to talk to that device?
Device driver
What is 1 long beep followed by 2 or 3 short beeps a sign of?
Bad Video
What is the beep code for bad video?
1 long beep followed by 2 or 3 short beeps
What is 1 short beep a sign of?
Bad RAM
What is the beep code for bad RAM?
1 short beep
What is a Pre Boot Environment (PXE)?
PXE is a Pre-Boot Environments where there is no local OS so the OS is installed over a network
What is it called when there is no local OS so the OS is installed over a network?
Pre Boot Environment (PXE)
What is the jumper that clear the CMOS called?
CMOS clear
Checks to make sure all the hardware needed to run an OS is there
What is a POST