Chapter 7 Notes Pt. 2 Flashcards
a light-sensing input device that reads printed text and graphics and then translates the results into a form the computer can process
scanner
a device that uses a light source to read characters, marks, and codes and then converts them into digitial data that a computer can process
optical reader
What are the 2 technologies used by optical readers?
1) optical character recognition (OCR)
2) optical mark recognition (OMR)
What is the difference between optical character recognition (OCR) and optical mark recognition (OMR)?
optical character recognition (OCR)
-include a small optical scanner for reading characters and sophisticated software to analyze what is read
-read printed characters in a special font
optical mark recognition (OMR)
-read hand-drawn marks, such as small circles or rectangles
-a person places these marks on a form
A ____ _____ ______, also called a bar code scanner, uses laser beams to read bar codes
bar code reader
A bar code reader, also called a ____ _____ ______, uses laser beams to read bar codes
bar code scanner
an identification code that consists of either a set of vertical lines and spaces of different widths or a 2-dimensional pattern of squares and other images
bar code
stores information in both a vertical and horizontal direction
QR code
______ (______ ____________ ____________) uses radio signals to communicate with a tag placed in or attached to an object
RFID (radio frequency identification)
reads information on the tag via radio waves
RDIF reader
RFID can track: 1) 2) 3) 4) 5) 6) 7)
1) tracking times of runners in a marathon
2) tracking location of people and other items
3) checking lift tickets of skiers
4) managing inventory
5) gauging temperature and pressure of tires on a vehicle
6) checking out library books
7) providing access to rooms or buildings
consists of an antenna and a memeory chip that contains the information to be transmitted via radio waves
RFID tag
An _____ _______ can be a handheld devices or mounted in a stationary object
RFID reader
read the magnetic strip on the back of cards
magstripe reader
What are some examples of what a magstripe can read?
1) credit cards
2) entertainment cards
3) bank cards
4) identification cards
5) other similar cards
devices that read text printed with magnetized ink
MICR (magnetic ink character recognition)
What does MICR stand for?
magnetic ink character recognition
The banking industry uses ______ for check processing
MICR
data that has been processed into a useful form
output
What are the various types of outputs?
1) text
2) graphics
3) audio
4) video
visually conveys text, graphics, and video information
display
a display that is packaged as a seperate peripheral device
monitor
What are the different types of monitors?
1) LCD (liquid crystal dispaly) monitor
2) Plasma monitor
3) CRT (chather ray tube) monitor
What was the first type of monitor?
CRT (chather ray tube) monitor
produces text and graphics on a physical medium (such as paper)
printer
What are the different types of printers?
1) nonimpact printer
2) ink-jet printer
3) photo printer
4) laser printer
5) all-in-one printer
6) thermal printer
7) mobile printer
8) label printer
9) plotters
10) large-format printer
11) impact printer
Which type of printer is this:
forms characters and graphics on a piece of paper without actually contracting the paper
nonimpact printer
Which type of printer is this:
a type of nonimpact printer that forms characters and graphics by spraying tiny drops of liquid ink onto a piece of paper
ink-jet printer
Which type of printer is this:
a color printer that produces lab-quality photos
photo printer
Which type of printer is this:
a high speed, high-quality nonimpact printer
laser printer
Which type of printer is this:
a single device that prints, scans, copies, and in some cases tax machines
all-in-one printer
Which type of printer is this:
generates images by pushing electrically beated pins against heat-sensitive paper
thermal printer
Which type of printer is this:
a small lightweight, battery-powered printer that allows a mobiel user to print from a laptop, smartphone, or other mobile device
mobile printer
Which type of printer is this:
a samll printer that prints on an adhesive-type material that can be placed on a variety of items such as envelopes, packages, optical discs, photos, and file folders
label printer
Which type of printer is this:
used to produce high-quality drawings such as blueprints, maps, and circuit diagrams
plotters
Which type of printer is this:
uses ink-jet printer technology, on a much larger scale, ccreates photo-realistic-quality color prints
large-format printer
Which type of printer is this:
form characters and graphics on a piece of paper by striking a mechanism agaisnt an innked ribbon that physically contacts the paper
impact printer
An all-in-one printer is also known as a ____________ ________ (_____).
multifunction printer (MFP)
generate high-quality sounds for playing games, interacting with multimedia presentation, listening to music, and viewing movies
speakers
What is the difference between headphones and earbuds?
headphones cover or are placed outside the ear
earbuds rest inside the ear canal
a device that takes the text and images displaying on a computer or mobile device screen and projects the images on a larger screen so that an audience can see the image clearly
data projector
