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comptia a 1 > Storage 3 > Flashcards

Storage 3 Flashcards

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1
Q

What is the typical capacity range for consumer Hard Disk Drives (HDD)?

A

1TB to 20TB

Consumer HDDs can vary in capacity depending on the model and manufacturer.

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2
Q

What is the throughput range for SATA Hard Disk Drives (HDD)?

A

80-160 MB/s

This speed is affected by the HDD’s RPM and other factors.

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3
Q

List the RPM options available for Hard Disk Drives (HDD).

A
  • 5400
  • 7200
  • 10000
  • 15000

Higher RPM generally means faster data access times.

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4
Q

What are the common form factors for Hard Disk Drives (HDD)?

A
  • 3.5” (desktop)
  • 2.5” (laptop)

The form factor determines the physical size of the HDD.

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5
Q

What interfaces are commonly used for Hard Disk Drives (HDD)?

A
  • SATA
  • SAS

These interfaces determine how the HDD connects to the computer.

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6
Q

What are the key characteristics of Solid State Drives (SSD)?

A
  • No moving parts
  • Faster
  • More reliable
  • Less power consumption

SSDs are generally preferred for performance over HDDs.

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7
Q

What is the capacity range for consumer Solid State Drives (SSD)?

A

128GB to 8TB

SSD capacities can vary widely depending on the type and manufacturer.

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8
Q

What is the throughput range for SATA Solid State Drives (SSD)?

A

500-600 MB/s

This speed is significantly faster than traditional HDDs.

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9
Q

What is the throughput range for NVMe Solid State Drives (SSD)?

A

3000-7000 MB/s

NVMe drives offer superior speed compared to SATA SSDs.

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10
Q

What are the common form factors for Solid State Drives (SSD)?

A
  • 2.5”
  • M.2 (2242, 2260, 2280, 22110)

The form factor affects compatibility with devices.

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11
Q

What is the capacity range for USB Flash Drives?

A

8GB to 1TB

USB Flash Drives are available in a variety of storage sizes.

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12
Q

What is the throughput for USB 2.0 Flash Drives?

A

35-40 MB/s

USB 2.0 is significantly slower than newer USB standards.

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13
Q

What is the throughput for USB 3.0 Flash Drives?

A

100-150 MB/s

USB 3.0 provides a notable speed increase over USB 2.0.

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14
Q

What is the throughput for USB 3.1/3.2 Flash Drives?

A

300-625 MB/s

USB 3.1 and 3.2 offer high data transfer speeds.

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15
Q

What is the storage capacity of a standard CD?

A

700MB

CDs are primarily used for music and small data storage.

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16
Q

What is the storage capacity of a single-layer DVD?

A

4.7GB

DVDs are used for video and larger data storage compared to CDs.

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17
Q

What is the storage capacity of a dual-layer DVD?

A

8.5GB

Dual-layer DVDs can hold more data than single-layer DVDs.

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18
Q

What is the storage capacity of a single-layer Blu-ray disc?

A

25GB

Blu-ray discs are used for high-definition video storage.

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19
Q

What is the storage capacity of a dual-layer Blu-ray disc?

A

50GB

Dual-layer Blu-ray discs provide additional storage for HD content.

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20
Q

What is the storage capacity of a triple/quad layer Blu-ray disc?

A

100GB

This capacity is used for ultra-high-definition video content.

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21
Q

What is the throughput for a CD at 52x speed?

A

7.8 MB/s

The speed rating affects how quickly data can be read from the disc.

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22
Q

What is the throughput for a DVD at 16x speed?

A

21.6 MB/s

DVD speeds allow for faster data reading compared to CDs.

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23
Q

What is the throughput for a Blu-ray disc at 12x speed?

A

54 MB/s

Blu-ray technology allows for high data transfer rates for large files.

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24
Q

What is the capacity range for SD/SDHC/SDXC memory cards?

A

2GB to 1TB

Different SD card types offer varying storage capacities.

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25
What is the throughput for standard SD memory cards?
12.5 MB/s ## Footnote This speed is typical for standard SD cards.
26
What is the throughput for UHS-I memory cards?
104 MB/s ## Footnote UHS-I cards provide a higher data transfer rate than standard cards.
27
What is the throughput for UHS-II memory cards?
312 MB/s ## Footnote UHS-II cards offer even faster transfer speeds.
28
What is the throughput for UHS-III memory cards?
624 MB/s ## Footnote UHS-III cards are among the fastest available for consumer use.
29
What is the capacity range for DDR4 SDRAM modules?
4GB to 32GB ## Footnote DDR4 is commonly used in modern computers.
30
What is the speed range for DDR4 SDRAM?
2133 to 3200 MHz ## Footnote Speed affects the performance of the memory in data processing.
31
What is the bandwidth range for DDR4 SDRAM?
17000 to 25600 MB/s ## Footnote Higher bandwidth can improve overall system performance.
32
What is the voltage for DDR4 SDRAM?
1.2V ## Footnote The lower voltage contributes to power efficiency.
33
What is the capacity range for DDR5 SDRAM modules?
8GB to 128GB ## Footnote DDR5 is the latest standard for memory modules.
34
What is the speed range for DDR5 SDRAM?
4800 to 6400 MHz ## Footnote DDR5 offers faster speeds compared to DDR4.
35
What is the bandwidth range for DDR5 SDRAM?
38400 to 51200 MB/s ## Footnote DDR5's higher bandwidth significantly improves performance.
36
What is the voltage for DDR5 SDRAM?
1.1V ## Footnote DDR5 operates at an even lower voltage than DDR4.
37
What is the form factor for SODIMM?
Smaller than DIMM ## Footnote SODIMM is used primarily in laptops and compact devices.
38
What is the speed range for Network Interface Cards (NIC)?
* 10/100 Mbps (Fast Ethernet) * 1 Gbps (Gigabit Ethernet) * 2.5/5/10 Gbps (Multi-Gigabit) ## Footnote NICs come in various speeds to support different network requirements.
39
What are the common interfaces for Network Interface Cards (NIC)?
* PCIe * USB * Integrated ## Footnote Different interfaces determine how NICs connect to the system.
40
What are some features of Network Interface Cards (NIC)?
* Wake-on-LAN * PXE boot ## Footnote These features enhance network management and functionality.
41
What is the throughput range for consumer routers?
300 Mbps to 2.5 Gbps ## Footnote The throughput can vary based on the router model and specifications.
42
What is the throughput range for business routers?
Up to 10 Gbps ## Footnote Business routers are designed for higher performance to manage more devices.
43
List the Wi-Fi standards and their maximum throughput.
* 802.11n (Wi-Fi 4): 450 Mbps * 802.11ac (Wi-Fi 5): 1300 Mbps * 802.11ax (Wi-Fi 6): 9.6 Gbps * 802.11ax (Wi-Fi 6E): Same as Wi-Fi 6 but with 6 GHz band ## Footnote Different standards offer varying performance and capabilities.
44
What types of ports do routers typically have?
* WAN * LAN (typically 4) * USB ## Footnote These ports facilitate different types of connections for network devices.
45
What are the speed options for network switches?
* 10/100 Mbps * 1 Gbps * 10 Gbps ## Footnote Switches can operate at different speeds based on network requirements.
46
What are the types of network switches?
* Unmanaged * Managed * PoE (Power over Ethernet) ## Footnote The type of switch determines the level of control and features available.
47
What is the range for access points?
100-300 feet ## Footnote The range can vary based on environmental factors and the model of the access point.
48
What features do access points commonly have?
* MIMO * MU-MIMO * Beamforming ## Footnote These technologies enhance wireless performance and coverage.
49
What is the speed range for laser printers?
20-100 ppm (pages per minute) ## Footnote Laser printers are typically faster than inkjet printers.
50
What is the resolution range for laser printers?
600-1200 dpi ## Footnote The resolution affects the quality of printed documents.
51
What is the memory range for laser printers?
128MB-1GB ## Footnote Printer memory influences processing speed and the ability to handle large print jobs.
52
What is the speed range for inkjet printers?
8-20 ppm ## Footnote Inkjet printers are generally slower than laser printers.
53
What is the resolution range for inkjet printers?
1200-4800 dpi ## Footnote Inkjet printers can produce high-quality images and graphics.
54
What is the memory range for inkjet printers?
64-256MB ## Footnote Inkjet printers typically have less memory than laser printers.
55
What is the resolution range for 3D printers?
50-400 microns ## Footnote The resolution affects the detail and finish of the printed object.
56
What is the print speed range for 3D printers?
10-150 mm/s ## Footnote Print speed can vary widely based on the printer and the complexity of the object.
57
What is the build volume for 3D printers?
Varies widely ## Footnote The build volume determines the maximum size of objects that can be printed.
58
What is the refresh rate range for display devices?
* 60Hz * 75Hz * 120Hz * 144Hz * 240Hz ## Footnote Higher refresh rates provide smoother motion in displays.
59
What are the different resolution standards for display devices?
* HD: 1280×720 * Full HD: 1920×1080 * 2K/QHD: 2560×1440 * 4K/UHD: 3840×2160 * 8K: 7680×4320 ## Footnote Resolution impacts the clarity and detail of images on screens.
60
What are the common interfaces for display devices?
* HDMI * DisplayPort * USB-C/Thunderbolt * VGA (legacy) ## Footnote Different interfaces allow for various types of connections to displays.
61
What are the types of display devices?
* LCD * LED * OLED * QLED ## Footnote Each type has its own advantages in terms of color, brightness, and energy efficiency.
62
What is the maximum speed for USB 2.0?
480 Mbps ## Footnote USB 2.0 is significantly slower than newer versions.
63
What is the maximum speed for USB 3.0/3.1 Gen 1?
5 Gbps ## Footnote USB 3.0/3.1 provides a substantial speed increase over USB 2.0.
64
What is the maximum speed for USB 3.1 Gen 2?
10 Gbps ## Footnote USB 3.1 Gen 2 doubles the speed of USB 3.0.
65
What is the maximum speed for USB 3.2 Gen 2x2?
20 Gbps ## Footnote USB 3.2 Gen 2x2 allows for very high data transfer speeds.
66
What is the maximum speed for USB4?
40 Gbps ## Footnote USB4 offers the highest speeds available in USB technology.
67
What is the maximum speed for Thunderbolt 3?
40 Gbps ## Footnote Thunderbolt 3 supports high-speed data transfer and video output.
68
What is the maximum speed for Thunderbolt 4?
40 Gbps (with additional requirements) ## Footnote Thunderbolt 4 maintains the same speed as Thunderbolt 3 but introduces new features.
69
What is the maximum speed for PCIe 3.0 per lane?
~985 MB/s ## Footnote PCIe lanes determine the total bandwidth available for devices.
70
What is the maximum speed for PCIe 4.0 per lane?
~1969 MB/s ## Footnote PCIe 4.0 doubles the bandwidth of PCIe 3.0.
71
What is the maximum speed for PCIe 5.0 per lane?
~3938 MB/s ## Footnote PCIe 5.0 offers significant improvements in data transfer speeds.
72
What is the maximum speed for SATA I?
1.5 Gbps (150 MB/s) ## Footnote SATA I is the oldest SATA standard with the lowest speed.
73
What is the maximum speed for SATA II?
3 Gbps (300 MB/s) ## Footnote SATA II provides a moderate speed increase over SATA I.
74
What is the maximum speed for SATA III?
6 Gbps (600 MB/s) ## Footnote SATA III is the most common standard used in modern SSDs and HDDs.
75
What is the storage capacity range for smartphones?
64GB to 1TB ## Footnote Smartphone storage can vary significantly based on the model.
76
What is the RAM range for smartphones?
4GB to 16GB ## Footnote The amount of RAM affects the performance and multitasking capabilities.
77
What is the processor range for smartphones?
Dual-core to Octa-core ## Footnote More cores typically lead to better performance.
78
What is the charging power range for smartphones?
15W to 45W (USB-C, wireless) ## Footnote Faster charging can reduce downtime for smartphone users.
79
What is the storage capacity range for tablets?
32GB to 2TB ## Footnote Tablets offer varying storage sizes to meet different needs.
80
What is the RAM range for tablets?
3GB to 16GB ## Footnote The RAM affects the tablet's ability to run applications smoothly.
81
What is the screen size range for tablets?
7" to 13" ## Footnote Different sizes cater to various user preferences and use cases.
82
What connectivity options are available for tablets?
* Wi-Fi * Bluetooth * Cellular (optional) ## Footnote Tablets can connect to the internet and other devices in multiple ways.
83
What is the clock speed range for CPUs?
2.0 GHz to 5.0+ GHz ## Footnote Higher clock speeds typically result in better performance.
84
What are the core configurations available for CPUs?
* 2 (Dual) * 4 (Quad) * 6 (Hexa) * 8 (Octa) * 10+ ## Footnote More cores can improve multitasking and performance in multi-threaded applications.
85
What is the cache size range for CPUs?
* L1: 64-128KB * L2: 256KB-1MB per core * L3: shared, 4-64MB ## Footnote Cache size affects the speed at which the CPU can access frequently used data.
86
What is the TDP range for CPUs?
15W to 125W+ ## Footnote TDP indicates the cooling requirements and power consumption of the CPU.
87
What are the socket types for CPUs?
* AM4/AM5 (AMD) * LGA1200/1700 (Intel) ## Footnote The socket type determines CPU compatibility with the motherboard.
88
What is the memory configuration for integrated graphics?
Shared with system RAM ## Footnote Integrated graphics use system memory, which can limit performance.
89
What is the VRAM range for dedicated graphics cards?
2GB to 24GB ## Footnote More VRAM allows for better performance in graphics-intensive applications.
90
What are the memory types used in dedicated graphics cards?
* GDDR5 * GDDR6 * HBM2 ## Footnote Different memory types can affect performance and efficiency.
91
What is the power consumption range for dedicated graphics cards?
75W to 450W ## Footnote Power consumption varies widely based on performance and usage.
92
What are the common form factors for motherboards?
* ATX: 12" × 9.6" * Micro-ATX: 9.6" × 9.6" * Mini-ITX: 6.7" × 6.7" ## Footnote Form factors determine the size and layout of the motherboard.
93
What is the role of the chipset on a motherboard?
Controls communication between CPU and other components ## Footnote The chipset is crucial for system performance and compatibility.
94
What is the purpose of the BIOS/UEFI on a motherboard?
Firmware interface for hardware initialization ## Footnote BIOS/UEFI is essential for booting the system and configuring hardware settings.
95
What types of expansion slots are typically found on a motherboard?
PCIe (various sizes) ## Footnote Expansion slots allow for additional components like GPUs and NICs to be added.
96
What is the typical number of memory slots on consumer motherboards?
Typically 2-4 ## Footnote The number of slots affects the maximum memory capacity of the system.

comptia a 1 (24 decks)

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