Storage Devices 3.3 Flashcards
Form of mass storage device
Hard Disk Drive (HDD)
Non-volatile storage device that holds the data when the system is powered down (GB or TB)
Mass storage Device
Device inside the computer
Internal Device
Device that is outside of the computer and connected to port
External Device
Protection against the loss of erased data
Failure Resistant
Combo of multiple physical hard disks that is recognized by the operating system
Redundant Array of Independent Disks (RAID)
____ provides full redundancy
RAID 1
___ great speed but no data redundancy
RAID 0
Raid can function even when a component fails
Fault Tolerant
RAID with 2 independent zones with full data access (RAID 10)
Disaster Tolerant
Capable of being removed or replaced without disruption or powering off the device
Hot Swappable
Technical standard developed by Intel that allows hot swappable capability with SATA devices
Advanced Host Controller Interface (AHCI)
Takes an internal hard drive and puts it in an enclosure
Drive Enclosure
Proprietary protocol that is used on Sony devices
Memory Stick
Up to 25 MB/s
Original
Up to 108 MB/s
UHS-1
140 GB data
Standard Tape
Up to 312 MB/s
UHS-2
Up to 624 MB/s
UHS-3
3 TB data
LTO Ultrium Tape
Stores 4.7 GB or 8.4 GB
DVD (Digital Versatile Disc)
Oldest form of optical drive that stores 74 - 80 mins of music (650-700 MB)
CD (Compact Disc)
Stores 25 GB or 50 GB
BD (Blu-ray Disc)
Writing that cannot be erased
Write once (R)
Allows to write and erase the file to create a new one
CD-RW
Has write many type of disc
erasable disc
Up to 150 KB/s
CD
Up to 1.385 MB/s
DVD
Up to 4.5 MB/s
Blu-ray
