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Comptia A+ Core 1 > Motherboards > Flashcards

Motherboards Flashcards

(88 cards)

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1
Q

What size is ATX?

A

12 x 9.6 inches (304 x 244 mm)

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2
Q

Which form factor is full sized, has expansion slots parallel to the shorter side and has a rear port cluster for integrated audio, video and other system functionalities?

A

ATX form factor

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3
Q

What size is Mini-ATX?

A

11.2 x 8.2 inches (284 x 208 mm)

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4
Q

What size is microATX?

A

9.6 x 9.6 inches (244 x 244 mm)

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5
Q

Which form factor has a square board and four expansion slots?

A

microATX form factor

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6
Q

What size is mini-ITX?

A

6.7 x 6.7 inches (170 x 170 mm)

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7
Q

What form factor only had one expansion slot?

A

Mini-ITX form factor

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8
Q

What are the variations of Mini-ITX?

A

Nano-ITX, Pico-ITX and Mobile-ITX

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9
Q

What does the CPU do?

A

Executes program code in software or firmware

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10
Q

Where does the CPU fetch the next instruction from?

A

The system memory or processor cache

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11
Q

Where does the CPU decode instructions at?

A

Through the control unit

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12
Q

What happens if the CPU cannot execute the instructions alone?

A

It passes it to a secondary unit for completion

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13
Q

Where does the CPU send the finished result?

A

To the register, cache or memory for storage or further use

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14
Q

What is cache?

A

High-speed memory inside the processor

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15
Q

What does processor architecture do?

A

It defines processor capabilities and compatibility with hardware and software

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16
Q

What are the three main types of architectures?

A

x86, x64 and ARM

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17
Q

What is x86 architecture also known as?

A

IA-32 or Intel architecture 32-bit instruction set

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18
Q

Where did x86 architecture originate from?

A

Intel processors developed in the 1970s and 1980s

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19
Q

How much RAM did x86 architecture support?

A

up to 4GB of RAM due to 32-bit addressing

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20
Q

What was the evolution of x86 architecture?

A

8-bit to 32-bit

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21
Q

What does x64 architecture do to x86?

A

it extends it to support 64-bit operations

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22
Q

How much RAM does x64 architecture support?

A

more than 4GB

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23
Q

How does x64 architecture interact with 32-bit programs?

A

It is backwards compatible with 32-bit programs

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24
Q

What is x64 architecture also known as?

A

AMD64 or Intel 64

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25
What does ARM stand for?
Advanced RISC Machines
26
What was ARM architecture designed for?
low-power devices such as tablets, smartphones, and smart TVs
27
What are maintenance features of ARM architecture?
ARM provides extended battery life and reduced heat generation
28
Where is ARM architecture most popular in?
Apple devices (M1, M2 series), Chromebooks and Android systems
29
What is different about the instruction set of ARM than x86 and x64
It utilizes a smaller instruction set
30
What is the main benefit of ARM processors?
efficient processing with lower power consumption, longer battery life and less heat generation
31
What is the compatibility of x86 processors?
32-bit operations and 4GB of RAM
32
What is the compatibility of x64 processors?
They can support both 32-bit and 64-bit programs and higher memory capacities
33
What is a CPU socket?
A connector on a motherboard that houses the central processing unit and facilitates communication between the CPU and other components
34
What is Socket Mechanism ZIF (Zero Insertion Force)?
A mechanism ensuring CPUs can be installed without force
35
Which manufacturer uses LGA (Land Grid Array)?
Intel makes LGA
36
How is LGA designed?
Pins are on the motherboard and the CPU has corresponding contact points
37
Who makes PGA (Pin Grid Array)?
AMD makes PGA
38
How is PGA designed?
Pins are on the CPU and the motherboard has corresponding holes
39
Where can soldered processors be found?
Mobile devices have soldered processors
40
How are soldered processors designed?
The CPU is soldered directly onto the motherboard and cannot be removed or upgraded
41
What is threading?
Threading is a single stream of instructions sent by software to a processor
42
What does multithreading allow?
Multithreading allows multiple instructions to execute simultaneously
43
What are the benefits of multithreading?
reduced task completion and CPU idle time as well as increasing CPU capability
44
What is a limitation of multithreading?
Applications. Applications unaware of multithreading will process instructions serially
45
What processors are required for Symmetric Multiprocessing (SMP)
Processors that require multiple processors of the same type and speed.
46
What does Multi-Core processing do to the instructions sent to the CPU?
It divides instructions among cores for execution
47
What is SMP?
Symmetric Multiprocessing
48
Can SMP be done on any operating system?
SMP is only possible functional with supported operating systems
49
Where can SMP be found?
Mostly found in workstations and servers.
50
How does Multi-Core processing differ from SMP?
It combines multiple cores within a single CPU package rather than having multiple physical CPUs
51
What does Advanced Multi-Core Processing do?
It combines multi-core and multithreading for enhanced performance
52
What is Intel's VM software?
Intel's VT
53
What is AMD's VM software?
AMD's AMD-V technologies
54
What is SLAT?
Second Level Address Translation
55
What does SLAT do?
SLAT improves virtual memory management and performance
56
AM4 socket
Used for PGA and has ZIF
57
Memory sockets
Uses four slots for single, dual, or quad-channel memory
58
Mainboard Power Connector
24-pin power connector for powering most components
59
Fan Connectors on a motherboard
multiple 4-pin connector for the processor
60
CPU Power Connector on a motherboard
8-pin power connector for the processor
61
What powers the fan connector?
The 24-pin mainboard power supply
62
SATA ports on a motherboard
Six 7-pin shaped connectors for storage devices
63
Audio connectors on a motherboard
10-pin header for audio jacks on the front of the case
64
What is S/PDIF on a motherboard?
It provides high-quality audio and 5.1 surround sound mini-jacks
65
What describes PCIe x1?
Smaller slots for networking, fiber card, etc.
66
What describes PCIe x16?
Larger slots for graphics cards. Provides power and high-speed data transfer
67
M.2 connectors on a motherboard
One standard and one high-speed Gen 4 with a heat shield
68
What does the CMOS battery hold?
The BIOS/UEFI settings
69
What color is a USB 3 SuperSpeed port?
Red
70
What is the maximum data transfer rate of PCI?
133 Mbps using a 33 MHz bus
71
What was PCI commonly used for?
Older network cards, video cards, audio cards and modems
72
What is PCI-X?
It was designed for 64-bit systems
73
What are the bus speeds of PCI-X?
133 MHz(standard), 266 MHz or 533 MHz (version 2)
74
What is AGP?
Advanced Graphics Port
75
What is AGP used for?
It was a dedicated port for graphics cards
76
What replaced AGP?
PCIe
77
What versions of AGP are available?
1x, 2x, 4x and 8x versions
78
What sizes are PCIe available in?
x1, x4, x8, and x16 sizes
79
How does PCIe access the motherboard?
It uses point-to-point serial connections for direct access to the motherboard
80
What is Mini PCIe used for?
It is used for wireless networking and cellular modems
81
What do capture cards do?
They move video data into the computer for processing
82
What do Network Interface Cards do?
Provide wired or wireless network connections
83
What do riser cards do?
Riser cards allow horizontal placement of additional cards in compact systems
84
Temporary storage is also known as what?
Non-persistent storage
85
What is non-persistent storage?
Data that will be lost if the system is powered off
86
What three other things is non-persistent storage called?
Non-permanent, temporary or volatile storage
87
What is volatile data usually measured in?
Gigahertz (GHz) because of its faster speeds
88
What is non-volatile data usually measured in?
Megahertz (MHz) because of its slower speeds

Comptia A+ Core 1 (4 decks)

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