Chapter 7 Notes Pt. 2

Question 1

a light-sensing input device that reads printed text and graphics and then translates the results into a form the computer can process

Answer 1

scanner

Question 2

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

Answer 2

optical reader

Question 3

What are the 2 technologies used by optical readers?

Answer 3

1) optical character recognition (OCR)

2) optical mark recognition (OMR)

Question 4

What is the difference between optical character recognition (OCR) and optical mark recognition (OMR)?

Answer 4

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

Question 5

A ____ _____ ______, also called a bar code scanner, uses laser beams to read bar codes

Answer 5

bar code reader

Question 6

A bar code reader, also called a ____ _____ ______, uses laser beams to read bar codes

Answer 6

bar code scanner

Question 7

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

Answer 7

bar code

Question 8

stores information in both a vertical and horizontal direction

Answer 8

QR code

Question 9

______ (______ ____________ ____________) uses radio signals to communicate with a tag placed in or attached to an object

Answer 9

RFID (radio frequency identification)

Question 10

reads information on the tag via radio waves

Answer 10

RDIF reader

Question 11

RFID can track:
1) 
2) 
3) 
4) 
5) 
6) 
7)

Answer 11

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

Question 12

consists of an antenna and a memeory chip that contains the information to be transmitted via radio waves

Answer 12

RFID tag

Question 13

An _____ _______ can be a handheld devices or mounted in a stationary object

Answer 13

RFID reader

Question 14

read the magnetic strip on the back of cards

Answer 14

magstripe reader

Question 15

What are some examples of what a magstripe can read?

Answer 15

1) credit cards
2) entertainment cards
3) bank cards
4) identification cards
5) other similar cards

Question 16

devices that read text printed with magnetized ink

Answer 16

MICR (magnetic ink character recognition)

Question 17

What does MICR stand for?

Answer 17

magnetic ink character recognition

Question 18

The banking industry uses ______ for check processing

Answer 18

MICR

Question 19

data that has been processed into a useful form

Answer 19

output

Question 20

What are the various types of outputs?

Answer 20

1) text
2) graphics
3) audio
4) video

Question 21

visually conveys text, graphics, and video information

Answer 21

display

Question 22

a display that is packaged as a seperate peripheral device

Answer 22

monitor

Question 23

What are the different types of monitors?

Answer 23

1) LCD (liquid crystal dispaly) monitor
2) Plasma monitor
3) CRT (chather ray tube) monitor

Question 24

What was the first type of monitor?

Answer 24

CRT (chather ray tube) monitor

Question 25

produces text and graphics on a physical medium (such as paper)

Answer 25

printer

Question 26

What are the different types of printers?

Answer 26

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

Question 27

Which type of printer is this: | forms characters and graphics on a piece of paper without actually contracting the paper

Answer 27

nonimpact printer

Question 28

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

Answer 28

ink-jet printer

Question 29

Which type of printer is this: | a color printer that produces lab-quality photos

Answer 29

photo printer

Question 30

Which type of printer is this: | a high speed, high-quality nonimpact printer

Answer 30

laser printer

Question 31

Which type of printer is this: | a single device that prints, scans, copies, and in some cases tax machines

Answer 31

all-in-one printer

Question 32

Which type of printer is this: | generates images by pushing electrically beated pins against heat-sensitive paper

Answer 32

thermal printer

Question 33

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

Answer 33

mobile printer

Question 34

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

Answer 34

label printer

Question 35

Which type of printer is this: | used to produce high-quality drawings such as blueprints, maps, and circuit diagrams

Answer 35

plotters

Question 36

Which type of printer is this: | uses ink-jet printer technology, on a much larger scale, ccreates photo-realistic-quality color prints

Answer 36

large-format printer

Question 37

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

Answer 37

impact printer

Question 38

An all-in-one printer is also known as a ____________ ________ (_____).

Answer 38

multifunction printer (MFP)

Question 39

generate high-quality sounds for playing games, interacting with multimedia presentation, listening to music, and viewing movies

Answer 39

speakers

Question 40

What is the difference between headphones and earbuds?

Answer 40

headphones cover or are placed outside the ear | earbuds rest inside the ear canal

Question 41

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

Answer 41

data projector