2. Motherboards and CPUs Flashcards
What should you do when the fan on the power supply becomes damaged
Replace the power supply
What will most likely happen if a keyboard is not cleaned for a long time
Keys may stop working or stick
What is the first step you should take to troubleshoot a computer that is behaving erratically
reboot the computer
What will be the result of removing the CMOS battery from the motherboard
The BIOS settings, including the BIOS password will be reset to defaults
What should you use while installing a new CPU to ensure that the computer does not restart due to overheating CPU?
Use thermal compound, a heat sink, and a CPU fan
What would happen if thermal compound is not used on the processor
The processor will be damaged due to overheating
What is the recommended method to clean dust from inside the computer
Use compressed air
What two things should you check in a computer when it gives a single beep during POST, but there is no display
You should check the power to the monitor, and check whether the monitor cable is connected to the computer
What term is used for replacing the firmware within BIOS
flashing the BIOS
What is the most common symptom of a system that has insufficient random access memory (RAM) and little free disk space
poor system performance
if a computer system is not displaying any lights and has no apparent signs of activity, what is the MOST likely source of the problem
the power supply
Which type of memory error normally occurs once and disappears after the computer is rebooted
soft memory error
After adding a working power supply and working processor to your computer, why would the computer make no sound and produce no lights when turned on
motherboard failure
A computer’s time clock is constantly losing time. What could be the primary reason for this?
The CMOS battery requires a replacement
What are the two methods to determine the type of RAM appropriate for your computer while upgrading or replacing the RAM in the computer
- Inspect physical RAM already installed in the computer 2 Consult the motherboard’s manufacturer’s catalog or website
Which hardware tool assists in removing motherboard, standoffs, jumpers, and stubborn cable connectors
needle-nosed pliers
Before performing any major hardware changes on a computer, what should you do FIRST regarding data stored in that computer
Back up the data
Why is the speed of the existing processor important if you plan to install a second processor
The two processors can only operate at the speed of the lowest speed processor
Which card can be directly connected to the motherboard on a PCI or ISA slot had have several slots to hold additional cards that work in parallel with the motherboard
riser card
What is the purpose of Hyper-Threading (HT) technology
It allows a CPU to execute multiple instructions at the same time
What is the primary purpose of a Graphics Processing Unit (GPU)
processing video and graphics
Which motherboard component is used to hold multiple I/O cards in a computer
riser cards
Which high-speed channel is used for attaching a graphics card to a computer’s motherboard to assist in the acceleration of 3d graphics
Accelerated Graphics Port (AGP)
what concept is used for designing a processor socket to prevent problems caused by applying force while inserting or extracting a processor
Zero Insertion force (ZIF)
Which CPU technology is used in portable computers to reduce platform power and cap thermal dissipation of the computer
CPU throttling
Which component of computer motherboard stores the BIOS password
CMOS chip
Where is thermal compound commonly applied in a computer
between the CPU and the heatsink
What is Level 1 Cache
A small, high-speed cache incorporated right onto the processor’s chip
What are the commonly used central processing unit (CPU) cooling methods
fan and heatsink
Which hardware component may be installed using the Pin Grid Array (PGA) architecture in a motherboard
the central processing unit
Where can you enable or disable the hyper-threading feature
in the system BIOS or UEFI
What does the acronym CPU denote
Central Processing Unit
What does the acronym CNR denote
Communications and Networking Riser
What does the acronym CMOS denote
Complementary Metal-Oxide Semiconductor
What does the acronym BIOS denote
Basic Input/Output System
What does the acronym APM denote
Advance Power Management
What does the acronym AGP denote
Accelerated Graphics Port
What does the acronym ACPI denote
Advanced Configuration and Power Interface
Which type(s) of firmware starts the system when the computer is turned on
ROM BIOS or UEFI
Where can you change the boot sequence for a computer
in the BIOS or UEFI setup utility
What does a system run when a PC is first powered on
Power-On Self-Test (POST)
Which feature makes it appear as if two processors are installed when only one processor is physically installed
Hyper-Threading (HT)
Which processor is referred to as processor 1
Processor 1 is the second processor that is installed in the motherboard. The first processor installed is referred to as processor 0
If the device is disabled in the BIOS or UEFI, what is the status of the device in the operating system
The device is disabled until it is re-enabled in the BIOS
What should you do to prevent an alert regarding the cover being removed from displaying
Disable the chassis intrusion detection in the BIOS or UEFI
What should you do to enhance the security provided by BitLocker
Enable Trusted Platform Module (TPM)
What is the purpose of scalable link interface (SLI) technology
It groups two video cards together to increase video performance
Which chip supports communication between the RAM and the CPU
The Northbridge chip (also referred to as the north bridge)
What should you do first before you start working inside a computer case
Power down the computer and unplug the power supply
Which two methods should you use to reset the BIOS password if you forgot the password
1) Remove or replace the CMOS battery 2) Short the jumper in the motherboard to reset the CMOS
Chipset
A set of integrated circuits that routes communication between the computer components and the CPU
CPU
Central Processing Unit
Central Processing Unit
A silicon microchip that processes all instructions, whether the are entered through user input or submitted by a computer program
DVI
Digital Visual Interface
Digital Visual Interface
A video display interface used to connect a display device to the computer
expansion slot
a hardware interface that enables the communication between PC and expansion devices
HDMI
High-Definition Multimedia Interface
High-Definition Multimedia Interface
A digital standard used to transfer high-definition video and audio from the computer to a display device
Hyperthreading
A CPU feature that simulates two logical processors on one physical processor by using registers to overlap two instruction streams.
Socket B Layout / Pin Count
43 x 41 LGA / 1366
Socket H Layout / Pin Count
40 x 40 LGA / 1156
Socket H2 Layout / Pin Count
40 x 40 LGA / 1155
Socket R
58 x 43 (hex)LGA / 2011
Socket H3
40x40 LGA / 1150
Socket H4
40x40 LGA / 1151
AM3
31x31 mPGA / 941
FM1
31x31 PGA / 905
AM3+
31x31 mPGA / 942
FM2
31x31 PGA / 904
FM2+
31x31 PGA / 906
AM4
37x39 mPGA / 1331
nx bit
no execute bit
no execute bit
security feature that allows the operating system to classify areas of memory as non-executable, preventing the cpu from running any code residing there
SMT
simultaneous multi threading
Socket B CPUs
- Core i7
- Xeon 3500
- Xeon 3600
- Xeon 5500
- Xeon 5600
Socket H CPUs
- Celeron Dual Core
- Pentium Dual Core
- Core i3
- Core i5
- Core i7
- Xeon 3400
Socket H2 CPUs
- Core i3
- Core i5
- Core i7
- Celeron G
- Pentium G
- Xeon E3
Socket R CPUs
Core i7
Socket H3 CPUs
Socket H4 CPUs
- Celeron G3900
- Core i3
- Core i5
- Core i7
- Pentium Dual Core
- Xeon E3
Socket AM3 CPUs
- Athlon II
- Phenom II
- Sempron II
Socket FM1 CPUs
- A series (A4, A6, …)
- Athlon II
- E2
- Sempron
Socket AM3+
- Bulldozer (A series)
Socket FM2 CPUs
- A series
Socket FM2+ CPUs
- A series
- Athlon x4
Socket AM4 CPUs
- Excavator (A series)
- Ryzen (R Series)
