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Lindiwe Dlamini
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Cards (94)
Storage
The
process
where
memory
, a
type
of
computer
,
stores data
Secondary storage
A backup memory of a computer where data is stored for later use
Volatile memory
A type of memory that can only store data
temporarily
and is lost when the computer is turned
off
Non-volatile memory
A type of
memory
that can store data
permanently
even when the computer is turned
off
Optical
drive
A type of secondary storage device that uses a laser to read and write data from optical disks
Primary storage
The
main memory
of a
computer
where
data
is
stored
for
immediate use
Solid-state drive
A type of secondary storage device that is faster, reliable, and has a limited storage capacity but can lose data during powerless
Flash memory
A type of
non-volatile
memory that can be used in
portable
devices and is typically measured by the amount of
pixels
Hard disk
drive
A type of secondary storage device that has a larger capacity and is cheaper per gigabyte
RAM
Random Access Memory
Scanner
A device that can translate documents into digital format by
scanning
them
OCR
A technology that can
recognize
and
convert
text from
scanned
documents
Printer
A device that can
print
digital documents on
physical
paper
Resolution
Describes the image quality of a device, with a higher resolution resulting in a
higher
picture recognition and
translation
quality
Hormones
are chemical messengers that regulate various physiological processes such as
growth
,
metabolism
,
reproduction
, and
homeostasis.
GIGO
Efficiency systems
are
adjustable
and can process tasks
without
being prompted multiple times
Crowdfunding
Social
networking
Efficiency systems
are faster than human beings in optimizing labor and motion
Magnetic ink character recognition simplifies
and
speeds
up the process of reading
characters
on
documents
like
checks
and
barcodes
Character
recognition technology
uses tiny magnetic tools to
encode
data on documents
You input
bad
data, you get
bad
results
Efficiency systems
in business save time and improve information processing
Resolution
describes image quality based on the number of
pixels
displayed in
horizontal
and
vertical
lines
Voice recognition
allows computing devices to recognize and distinguish spoken words
Efficiency systems
differentiate between efficiency, accuracy, privacy, reliability, and communication
Higher image quality depends on
high resolution
and
color depth
Non-verbal
cues like
facial expressions
can be seen during
video calls
or
conferences
Colour depth
indicates the number of
colors
that can be displayed
Disadvantages of scanners include
large disk storage space
for high-quality images
Optical drives
convert electrical signals into light signals for data transmission over fiber-optic cables
Scanners
use
light
to convert
hard copy
images or documents into
electronic files
on computers
Advantages of
scanners
include
transferring
images to
computers
for emailing or other applications, and making copies with
printers
OCR
translates scanned documents into
editable
text
Voice recognition can be used for
voice commands
and typing out
spoken words
Webcams allow video communication from anywhere with an
internet
connection
Scans need to be of
good quality
for OCR to work
Disadvantages of
voice recognition
The
hypothalamus
acts as an
intermediary
between the
nervous system
and the
endocrine system
, controlling the
release
of certain
hormones.
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