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CompTIA A+ Core 1 > Section 4 OBJ 3.4: Motherboards > Flashcards

Section 4 OBJ 3.4: Motherboards Flashcards

1
Q

Motherboard

A

Printed circuit board that contains computer components and provide connectors. Acts like a central hub

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2
Q

Input

A

process of accepting data in a form that the computer can use

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3
Q

Output

A

process of displaying the processed data or information

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4
Q

Processing

A

actions performed by the CPU or GPU when receiving information

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5
Q

Storage

A

process of saving or retaining data, temporarily or permanently

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6
Q

Temporary Storage

A

non persistent
ex: ram, cache
measured in GHz

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7
Q

Permanent storage

A

persistent, permanent, non volatile
ex: ssd, hdd
measured in MHz

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8
Q

Advanced Technology eXtended (ATX)
Full size ATX

A

full size motherboard
12” x 9.6” (305mm x 244mm)

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9
Q

Mini-ATX

A

smaller than ATX but contains same features
11.2” x 8.2”

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10
Q

Micro-ATX (mATX)

A

All the same characteristics as full ATX but only has 4 expansion card slots
measures 9.6” squared

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11
Q

Information Technology eXtended (ITX)
Micro-ITX

A

designed as a replacement for ATX but never produced
only one expansion slot
measures 6.7” x 6.7”

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12
Q

Smaller than ITX form factors

A

Nano-ITX
Pico-ITX
Mobile-ITX

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13
Q

X86 (IA-32)

A

Developed by Intel with an 8-bit, 16-bit, and up to 32-bit instruction set
can only support up to 4 GB of RAM
can only run 32-bit programs

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14
Q

X64

A

Supports 64-bit instruction sets
can also run 32-bit programs because its backwards compatible

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15
Q

Advanced RISC Machine (ARM)

A

used for low-power devices such as cell phones and tablets
More specialized than x64 and x86 processors
Extended battery life
Produces less heat (lower power consumption)

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16
Q

Zero Insertion Force (ZIF)

A

inserts the CPU into the motherboard without any force
Reduces risk of damaging CPU

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17
Q

Land Grid Array (LGA)

A

Form factor that doesnt have pins on the CPU itself

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18
Q

Pin Grid Array (PGA)

A

Form factor where CPU has the pins

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19
Q

Simultaneous Multithreading (SMT) (Intel) /Hyper-Threading (AMD)

A

single stream of instructions is being sent by a software application to a processor and performing multiple parallel threads at the same time

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20
Q

Symmetric Multiprocessing (SMP)

A

traditional workstation and servers have multiple processors to perform multiple instructions at the same time

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21
Q

Multi-Core processor

A

Single CPU with multiple processors inside

22
Q

Virtualization

A

Being able to emulate hardware that doesnt really exist.
Lets a computer pretend its running multiple other computers inside itself
VT (Intel) and AMD-V provide processor extensions to support virtualization

23
Q

Extended Page Table (EPT)

A

Intel second level of virtualization support

24
Q

Rapid Virtualization Indexing (RVI)

A

AMD second level of virtualization support

25
Q

Mainboard power

A

24 pin connector to power motherboard

26
Q

CPU power

A

8 pin power socket used to power CPU

27
Q

USB header port

A

used to connect USB ports to Motherboard

28
Q

SATA ports

A

Used to connect SATA devices to motherboard

29
Q

Audio Header port

A

9 pin connector to connect audio

30
Q

7 Step Process for installing a motherboard

A
  1. Review documentation
  2. position the motherboard to line up with rear port cluster
  3. Install standoffs
  4. install the CPU and memory modules first
  5. verify standoff alignments
  6. secure standoffs using proper screw types
  7. install the power supply, disk drives, add on cards, and others
31
Q

PCI

A

32-bit expansion card
used for network and audio cards
maximum bus speed of 33 MHz or 133 MBps

32
Q

PCI-X

A

64-bit expansion card
133 MHz

33
Q

PCI-X 2.0

34
Q

Accelerated Graphics Port (AGP)

A

old port used only for video graphics cards
came in 1x, 2x, 4x, 8x

35
Q

Peripheral Component Interconnect Express (PCIe)

A

Connects to the bus to get data to and from the motherboard for external devices
replaces PCI, PCI-X, AGP
The x denotes how long the bus is
PCIe x1: used for modems, network, wireless, I/O, and audio
PCIe x4: less common
PCIe x8: less common
PCIe x16: used for graphics cards

36
Q

PCIe power

A

PCIe by default provides 25 watts of power
PCIe x16 card slots provides up to 75 watts of power

37
Q

Up-plugging

A

putting smaller card into larger slot

39
Q

Mini PCIe

A

smaller PCIe card with smaller form factor
used inside of laptops specifically for wireless networking

40
Q

Video Card/Graphic adapter

A

gives quality signal for monitors

41
Q

Video capture card

A

takes video signals and processes them inside the computer

42
Q

TV Capture Card

A

cables are plugged into a computer to get all cable TV channels

43
Q

Sound/Audio Card

A

Gives better output through audio

44
Q

Network Interface Card (NIC)

A

Gives better network performance or allows wireless networking

45
Q

Riser Card

A

Special type of expansion card that allows the change of orientation of expansion cards

46
Q

120V AC (Low Line Power)

A

US-based power supply

47
Q

230V AC (High Line Power)

A

Europe and Asia power supply

48
Q

Voltage sensing/ dual voltage

A

detects the outlet and converts it into the voltage of DC

49
Q

Voltages created by power supply

A

3.3V DC positive
5V DC positive
12V DC positive and negative

50
Q

most commonly used voltage rail in PC

51
Q

wattage rating

A

power supply’s output capacity or capability

52
Q

Amperage to Wattage

A

Amperage * Voltage

CompTIA A+ Core 1 (11 decks)

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