Storage Devices and Media Quiz Flashcards
What storage media type(s) that can be read, but not written to? (2 answers)
CD-ROM & DVD-ROM
What is the acronym for data storage media that can be written to once, but read from multiple times?
WORM
Name an example of a Write Once, Read Many (WORM) storage media type?
CD-R, DVD-R, BD-R
What are the storage limitations of a standard CD-ROM media format? (2 answers)
Less than 800MB or up to 80 minutes of uncompressed audio
What modern storage media type(s) can be erased and written to multiple times? (3 answers)
CD-RW, DVD-RW, & BD-RE
Platters of a magnetic hard drive spin at a rate measured in:
Revolutions per minute
What acronym refers to a dedicated storage appliance that can be added to a local network?
NAS (Network attached storage)
Name 4 common hot-swappable drives
USB drive, FireWire drive, SATA drive, eSATA drive
(T or F) A type of storage device with no moving parts that uses memory chips instead of magnetic platters is commonly referred to as a Solid-State Drive (SSD).
True
Name 3 common memory card formats (not including mini SD or micro SD)
xD-Picture Card, Compact Flash, & Secure digital
What refers to a proprietary flash memory card format used mainly in older digital cameras?
xD-Picture Card
A hybrid drive provides a combination of which of what 2 technologies?
HDD & SSD
A type of media used as a secondary system storage in tablets and mobile phones is known as:
eMMC
A storage technology that combines multiple disk drive components into a single logical unit to increase logical volume size, improve performance, or reliability is called
Redundant Array of Independent Disks (RAID)
Which of the following solutions does not offer fault tolerance?
RAID 0
3 characteristics of RAID 0
Known as disk striping, decreases reliability (any disk failure destroys array), and suitable for systems that need performance more than fault tolerance
3 characteristics of RAID 1
Requires 2 drives, Improved reliability (redundant storage of data), referred to as disk mirroring
(T or F) The term “Disk duplexing” refers to a more reliable RAID Level 1 configuration setup where each disk relies on its own hardware that controls the drive.
True
2 characteristics of RAID 5
Requires at least 3 drives & offers increased performance and fault tolerance (single drive failure does not destroy the array and lost data can be re-created by the remaining drives)
Which of the following RAID array types has the highest disk overhead?
RAID Level 1
RAID Level 10 requires a minimum of how many drives?
4 drives
Which two RAID types refer to a nested (hybrid) RAID level?
RAID 1+0 & RAID 10
A single-sided, single-layer DVD disc can store up to:
4.7 GB of data
A single-sided, double-layer DVD disc can store up to:
8.5 GB of data
A dual layer BD can store up to:
50 GB of data
A single layer BD can store up to:
25 GB of data
A single-layer mini Blu-ray disc can store up to:
7.8 GB of data
What is the capacity of a dual-layer mini Blu-ray disc?
15.6 GB of data
What 3 characteristics describe the features of tape drives?
Magnetic media, slow seek times, & high capacity
lists 5 common storage media types arranged from lowest to highest capacity?
Floppy disk, Tape, CD, DVD, BD (Blu-ray)
What is the name of a cloud-based data storage service provided by Microsoft?
OneDrive
What are the 4 common storage media types that can be used to locally boot/install an OS?
HDD partition, USB drive, CD-ROM disc, DVD disc
What is the HDD form factor used in desktops? (in inches)
3.5 inches
On a SCSI bus, each device is assigned a number from 0 to 15 known as:
SCSI ID
Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.) allows for monitoring system for anticipated:
HDD failures
What method provides the most effective way for permanent removal of data stored on a magnetic drive?
Degaussing
A 3.5-inch floppy disk can store up to:
1.44 MB of data
What is the HDD form factor used in laptops? (in inches)
2.5 inches
