Testout - PC Pro - Chapter 5
Consists of several aluminum platters, each of which requires a read/write head. -
ANS -HDD
Fast storage device that typically contains operating system and key applications
and data files. It that has no moving parts, lower power consumption, and is less
susceptible to physical damage. - ANS -SSD
New storage interface used by very fast drives that takes advantage of PCIe bus. -
ANS -NVMe
Highly portable memory cards that are used to store information, typically hot
swappable. - ANS -Flash devices
Storage medium that uses lasers for both reading and writing information. - ANS
-Optical Drive
Cable standard that allows a transfer rate of up to 1.5Gbps (150MBps). - ANS
-SATA1
Cable standard that allows a transfer rate of up to 3Gbps (300MBps). - ANS
-SATA2
Cable standard that allows a transfer rate of up to 6Gbps (600MBps) - ANS
-SATA3
Cable standard that allows storage drives to be connected externally while using
a locking clip to prevent cable from being accidentally disconnected. - ANS
-eSATA
Cable sandard that allows storage drives to be connected externally while
providing a source of power through its interface. - ANS -eSATAp
General name for discs that have a maximum capacity of 740MB - ANS -Compact
Disc (CD)
General name for discs that have a maximum capactity of 4.7GB. Dual layer discs
can store up to 8.5GB. - ANS -Digital Video Disc(DVD)
, General name for discs that have a maximum capacity of 25GB. Dual layer discs
can store up to 50GB. Triple layer can store up to 100GB. - ANS -Blu-ray Disc
(BD)
Type of disc that has a maximum of 740MB and can only be read. - ANS -CD-ROM
Type of disc that has a maximum of 740MB and can be used to write information
on it only once. - ANS -CD-R
Type of disc that has a maximum of 740MB and can be used to write information
multiple times. - ANS -CD-RW
Type of disc that has a maximum of 4.7GB and can only be read. - ANS
-DVD-ROM
Type of disc that has a maximum of 4.7GB and can be used to write information
on it only once. - ANS -DVD-R
Type of disc that has a maximum of 4.7GB and can be used to write information
on it multiple times. - ANS -DVD-RW
Type of disc that has a maximum of 25GB and can only be read. - ANS -BD-ROM
Type of disc that has a maximum of 25GB and can be used to write information on
it only once. - ANS -BD-R
Type of disc that has a maximum of 425GB and can be used to write information
on it multiple times. - ANS -BD-RE
Combines multiple physical disks into a single logical storage unit to either
improve performance, provide fault tolerance or both. - ANS -RAID
Striping: Combines multiple physical disks to spread data across them in order to
increase performance. Failure of one drive results in all data being lost. - ANS
-RAID0
Mirroring: Combines multiples physical disks to create two volumes and store a
copy of the information on each volume. If one volume fails, the operating system
immediately switches from the failed disk to the functioning disk. - ANS -RAID1
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