Learning unit 2 Flashcards
What is the most complicated component in a computer?
The motherboard
What should you pay attention to when purchasing a motherboard?
-Form factor
-Processor
-Socket
-Chipset
-Expansion slots
What does the motherboard form factor determine?
The motherboard size features that make it compatible
What are the most popular form factors?
ATX, micro-ATX, mini-ATX
Describe a socket
Its rectangular with pins to connect the processor to the motherboard
List the major chipset and processor manufacturers
Intel
AMD
What is a Bit locker and what is its role
Its an encryption key that ensures that a drive cannot be used in another computer
Define virtualisation
When one physical computer uses software to create multiple virtual computers
Define device drivers
Small programs stored on the hard drive that an operating system uses to communicate with specific hardware devices
What does flashing BIOS/UEFI or updating firmware mean?
Its the process of upgrading or refreshing the programming and data stored on the firmware
Explain why you would flash BIOS/UEFI
-The system hangs
-The motherboard functions cause problems
-Errors pop up when trying to install a new operating system
-You want to incorporate new features on the motherboard
Describe a jumper
They are 2 metal pins that stick up off the motherboard and are used to hold configuration information
What is CMOS (Complementary metal-oxide semi-conductor)
Its a method of manufacturing micro chips
What is firmware on the motherboard used for?
-To enable/disable a connector, port or component
-control the frequency and other features of the CPU
-manage security features
-control what happens when a computer boots
What is the function of secure boot?
It prevents a system from booting with drivers or an optical disk that isn’t digitally signed and trusted by the motherboard or computer manufacturer
Why was secure boot invented?
To prevent firmware from launching before the output and anti-malware software has launched
When does secure boot work?
When the boot mode is UEFI and not CSM and the operating system supports it
What does a pre-boot execution environment do?
It checks the drivers, Operating system and applications before UEFI launches these programs to verify its signed and identified in the secure boot database
What is overclocking
Its running a processor, memory, motherboard or video card at a higher speed than what is recommended by the manufacturer
List the different security features
-Power on passwords
-Secure boot
-Drive password
-Drive encryption
-TPM chips
What are the three approaches to selecting a motherboard?
-Select the board that provides the most room for expansion
-Select the board that best suits the needs of the computer’s current configuration
-Select a motherboard that meets your present needs with moderate room for expansion
