Show:
BIOS
EEPROM
BIOS Security
CMOS
Installing Upgrades/Maintenance
100
Basic Input/Output System
What does BIOS stand for?
100
What happens when a PC is turned on?
EEPROM chip energized.
100
What must one do if there is a BIOS password, and they wish to change the BIOS, but they forgot the password?
Reset the BIOS with the jumpers.
100
What does CMOS stand for?
Complementary Metal-Oxide Semiconductor
100
If component failure happens due to technological issue rather than physical damage, what is one solution?
Upgrading BIOS on motherboard
200
What is BIOS?
Programmed code which is run when a PC is first powered up.
200
What is EEPROM also known as?
Flash Memory Chip
200
What is DriveLock?
An ATA Security Mode feature set that defends against unwanted hard disk access.
200
What happens if the CMOS battery is removed or fails?
Information is lost
200
What is "Flashing the BIOS"?
Running a small command-line program to write new BIOS in the flash ROM chip
300
What is BIOS sometimes referred to as?
Firmware
300
What does EEPROM stand for?
Electronically Erasable Programmable Read-Only Memory
300
What is LoJack?
A tool to let the owner track location of a stolen PC, install a keylogger, or even let them remotely shut it down.
300
How is CMOS accessed?
Striking a key at startup, usually Delete key
300
What temperature/humidity level is better for computers?
Cold/Dry
400
What is firmware?
Software in a hardware chip on motherboard, thus being both hardware and software
400
The EEPROM chip is _______, meaning the program cannot be lost at shutdown
Non-volatile
400
What does virtualization support involve as it relates to BIOS security?
Involves passwords and drive encryption.
400
What does the CMOS store?
CMOS setup program that allows PC user to add components to startup process.
400
What should you do if temperature/humidity rises?
Monitor air conditioning: 1. No duct obstructions 2. Make sure ducts are adjusted, so not too hot/cold 3. Do not let equipment get too closed off from proper ventilation
500
Where is the BIOS stored and what does it do?
In an IC chip on the motherboard, and recognizes/controls various devices that make up a PC
500
What is EEPROM? (Not what it stands for)
Self-diagnostic tests on hard drive/memory/video/chipset/other hardware
500
What is TPM and what does it stand for?
Trusted Platform Module; Secure cryptoprocessor commonly used for hard disk encryption, among other uses.
500
What is possible from the CMOS setup menu?
Setting up PC boot sequence (where to look for OS/order), time/date, passwords, etc
500
What's the possible downfall of "Flashing the BIOS"?
It does not correct hardware problems, but may eliminate the expense of replacing the motherboard