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Computer concepts Test

Enter the letter for the matching Definition
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1.
digital versatile disc or digital video disc (DVD)
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2.
file server
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3.
flash memory card
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4.
optical disc drive
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5.
organizational cloud storage
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6.
capacity
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7.
storage device
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8.
cylinder
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9.
rewritable (RW) disc
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10.
head crash
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11.
flash memory
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12.
mass storage devices
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13.
file decompression
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14.
internal hard disk
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15.
RAID system
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16.
access speed
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17.
solid-state drive (SSD)
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18.
external hard drive
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19.
network attached storage (NAS)
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20.
read-only memory (ROM) disc
A.
increase storage capacity by reducing the amount of space required to store data and programs.
B.
a type of file server designed for homes and small businesses. is less expensive, easier to set up, and easier to manage than most file servers. However, it does not include powerful management tools and features found in many large-scale file servers.
C.
Solid-state storage devices provide access to, also known as solid-state storage
D.
measures how much a particular storage medium can hold.
E.
located inside the system unit. These hard disks are able to store and retrieve large quantities of information quickly.
F.
are hardware that reads data and programs from storage media. Most also write to storage media.
G.
larger versions of the specialized devices discussed earlier in this chapter that enhance organizational security by constantly making backup copies of files moving across the organization’s networks.
H.
high-speed Internet connection to a dedicated remote storage facility. These facilities contain banks of file servers to offer enormous amounts of storage.
I.
are discs that cannot be written on or erased by the user. Optical discs that you buy in a store, such as music CDs, DVD movies, and Blu-ray video games, are often read only.
J.
dedicated computers with very large storage capacities that provide users access to fast storage and retrieval of data
K.
use the same basic technology as internal hard disks and are used primarily to complement an internal hard disk. Because they are easily removed, they are particularly useful to protect or secure sensitive information.
L.
time required to retrieve data from a secondary storage device.
M.
run through each track of a stack of platters.
N.
are similar to write-once discs except that the disc surface is not permanently altered when data is recorded. These changeable, portable storage options are popular for storing and sharing audio, video, and large multimedia presentations.
O.
occurs when a read-write head makes contact with the hard disk’s surface or with particles on its surface
P.
are specialized high-capacity secondary storage devices designed to meet organizational demands for data storage.
Q.
are small solid-state storage devices widely used in portable devices. Some of the cards are used within devices such as laptops, smartphones, and GPS navigation systems.
R.
read by using a laser that projects a tiny beam of light on these areas
S.
are the standard optical discs in PCs. DVDs are very similar to CDs except that these discs can store 4.7 GB (gigabytes)—seven times the capacity of CDs. Optical discs that store movies or software
T.
are designed to be connected inside a personal computer system the same way an internal hard disk would be but contain solid-state memory instead of magnetic disks to store data.
Type the Definition that corresponds to the displayed Term.
incorrect
21.
sector
Type the Term that corresponds to the displayed Definition.
incorrect
22.
to promote efficient and safe use of data across the networks within their organizations.
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23.
are the physical material that holds the data and programs.
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24.
designed to store hi def (high definition) video; typical storage 50 GB; often used to store hi def video and video games.
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25.
cloud computing, where the Internet acts as a “cloud” of servers that supply applications to clients as a service rather than a product. Additionally, these servers provide, also known as online storage.
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26.
refers to the tremendous amount of secondary storage required by large organizations
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27.
concentric rings on the platter.
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28.
can be written on once. After that, the disc can be read many times but cannot be written on or erased. These discs are ideal for creating permanent archives, such as CD-R, often used for storing family photos, and DVD-R, often used to store home movies.
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29.
can hold over 128 gigabytes of data.
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30.
increase storage capacity by reducing the amount of space required to store data and programs.

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