3.3 - Given a scenario, select & install storage devices Flashcards
4 HDD RPM speeds?
3.3 Given a scenario, select & install storage devices: HDD - Speeds
- 5,400 RPM
- 7,200 RPM
- 10,000 RPM
- 15,000 RPM
Downside to higher RPM HDDs?
3.3 Given a scenario, select & install storage devices: HDD - Speeds
They consume more power & create more heat & noise
What HDD form factor is used on dekstops?
& sometimes SSDs
3.3 Given a scenario, select & install storage devices: HDD - Form Factors
3.5”
What HDD form factor is used on laptops?
& sometimes SSDs
3.3 Given a scenario, select & install storage devices: HDD - Form Factors
2.5”
What communication interfaces do SSDs use?
(standards)
3.3 Given a scenario, select & install storage devices: SSD - Communication Interfaces
- NVMe
- SATA
- PCIe
Downside to SATA SSDs?
3.3 Given a scenario, select & install storage devices: SSD - Communication Interfaces
SSDs exceed SATA speeds which may limit SSD’s performance
this isnt a problem for NVMe & maybe PCIe
Which SSD communication interface is fastest?
3.3 Given a scenario, select & install storage devices: SSD - Communication Interfaces
NVMe
Identify the type of M.2:
3.3 Given a scenario, select & install storage devices: SSD - Communication Interfaces
M.2 SATA
Identify the type of M.2:
3.3 Given a scenario, select & install storage devices: SSD - Communication Interfaces
M.2 NVMe
Identify storage drive form factor:
3.3 Given a scenario, select & install storage devices: SSD - Form factors
M.2
Identify storage drive form factor:
3.3 Given a scenario, select & install storage devices: SSD - Form factors
mSATA
What specification or form factor does M.2 supersede?
3.3 Given a scenario, select & install storage devices: SSD - Form factors
mSATA
Small version of SATA?
3.3 Given a scenario, select & install storage devices: SSD - Form factors
mSATA
Meaning of NVMe?
3.3 Given a scenario, select & install storage devices
Non-Volatile Memory express
Meaning of PCIe?
3.3 Given a scenario, select & install storage devices
Peripheral Component Interconnect express
Meaning of RAID?
3.3 Given a scenario, select & install storage devices
Redundant Array of Independent/Inexpensive Disks
What is RAID?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
Technology that uses multiple hard drives for redundancy
It can be implemented via software, built-in motherboard support, RAID adapter cards, & external devices like NAS with RAID capabilities
How to enable/disable RAID on motherboards with built-in RAID controllers?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
Via BIOS/UEFI settings
Why isnt RAID considered a backup system?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
It doesnt preserve previous versions of data
It operates in real-time with the data on storage drives
any changes made on the RAID array will immediately affect the data stored on it, just as if you were working with the original files on your actual device
What does fault tolerant mean in RAID?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
Drives can continue to function even if problems occur with one of the drives
Which RAID levels are fault tolerant?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID
RAID 1, 5, 10
Which RAID levels are NOT fault tolerant?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
RAID 0
Min. number of disks needed for RAID 0?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
2
Min. number of disks needed for RAID 1?
3.3 Given a scenario, select & install storage devices: Drive configurations - RAID 0, 1, 5, 10
2