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CIS 111_Study for Quiz/Test > Chapter 6: Input and Output > Flashcards

Chapter 6: Input and Output Flashcards

1
Q

Input devices convert what we understand into

A

What the system unit can process

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2
Q

Output devices convert

A

What the system unit has processed into a form what we can understand

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3
Q

Any data or instructions entered into

A

A computer

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4
Q

Input devices translate data into

A

A form that the system unit can process

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5
Q

Some hardware input devices include:

A

1) Keyboard
2) Mice
3) Pointing
4) Scanning
5) Image capturing
6) Audio input

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6
Q

Keyboard entry

A

1) Traditional keyboards
2) Laptop keyboards
3) Virtual keyboards
4) Thumb keyboard

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7
Q

Pointing Devices

A

Provide an intuitive interface by accepting pointing gestures and converting them into machine-readable input

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8
Q

Wide variety of devices, such as:

A

1) Mouse
2) Touch screen
3) Game controller
4) Stylus

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9
Q

Mouse types

A

1) Optical mouse
2) Wireless mouse
3) Touch pads

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10
Q

Optical mouse

A
  1. Has no moving parts
  2. Emits and senses light to detect mouse movement
  3. Can be used on any surface
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11
Q

Wireless mouse

A
  1. Battery operated
  2. Uses radio waves or infrared light waves
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12
Q

Touchpads

A
  1. Controls pointer by moving and tapping your fingers on the surface of the pad
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13
Q

Touch Screen

A

1) Can be touched with more than one finger
2) Stylus is a pen-like device

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14
Q

The stylus is a pen-like device

A
  1. Used on tablets
  2. Uses handwriting recognition software
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15
Q

Gaming Controllers

A

Provide input to computer games:
1. Joysticks use pressure and direction of the stick
2. Gaming mice are similar to a mouse but high precision
3. Game pads use both hands
4. Motion sensing device control games by user movement

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16
Q

Scanning Devices

A

Scanners convert scanned data into a form the system unit can process

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17
Q

Optical Scanners

A

1) Flatbed scanners
2) Document scanners
3) Portable scanners
4) 3D scanners

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18
Q

Card Readers

A

Interpret encoded information that is stored on debit, credit, and identification cards
1) Magnetic card reader
2) Chip card reader

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19
Q

Magnetic Card Reader

A

Information read from strip when swiped through reader

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20
Q

Chip Card Reader

A
  1. Information read from a chip when inserted in the reader
  2. Smart cards hold additional security information
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21
Q

Bar Code Readers

A

Contain photo-electric cells that scan or read bar codes or the zebra-striped marks printed on product containers
1) Wand readers
2) UPCs and MaxiCode readers

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22
Q

Wand readers

A

Handheld readers

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23
Q

UPCs and MaxiCode reader

A
  1. UPCs are heavily used in grocery stores for automated checkout and inventory control
  2. MaxiCode used by shipping companies for routing packages
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24
Q

RFID Readers

A

Radio-frequency identification

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25
Q

Radio-frequency identification

A

Tiny chips embedded in most anything contain electronically stored information that can be read using an RFID reader located several yards away
1) Tracking pets
2) Update and control inventories
3) Read passports

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26
Q

Character and Mark Recognition Readers

A

Recognize special characters and marks

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27
Q

Character and Mark Recognition Devices are:

A

1) Magnetic-ink character recognition (MICR)
2) Optical-character recognition (OCR)
3) Optical-mark recognition (OMR)

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28
Q

Magnetic-ink character recognition

A

Used by banks to read encoded characters on checks

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29
Q

Optical-character recognition (OCR)

A

Reads preprinted characters such as wand scanners

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30
Q

Optical-mark recognition (OMR)

A

Sense the presence or absence of marks used for test scoring

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31
Q

Create or capture original images

A

1) Digital Camera
2) Webcams

32
Q

Digital Camera

A

Capture images digitally and store in memory

33
Q

Webcam

A

Capture images and send to a computer

34
Q

Audio-Input Devices

A

Voice recognition systems

35
Q

Voice Recognition Systems

A

1) Use a microphone, sound card, and special software
2) Users can operate computers and create documents using voice commands
3) Included in many smartphones
-1. Siri in phone
-2. Cortana on Windows phones
-3. Google Now in Google phones

36
Q

Output

A

Processed data or information
1) Types of output
2) Output devices

37
Q

Types of output

A

-1.Text
-2. Graphics/photos
-3. Audio & video

38
Q

Output devices

A

-1. Monitors
-2. Printers
-3. Audio-output devices

39
Q

Monitors

A

Known as screens or display screens and present visual images of text and graphics

40
Q

Monitor Features

A

-1. Clarity
-2. Resolution/pixels
-3. Dot pitch
-4. Contrast ratios
-5. Size
-6. Aspect ratio

41
Q

Monitor Types

A

Flat-panel monitors and three types of it are including:
-1) Liquid Crystal Display (LCD)
-2) Light Emitting Diode (LED)
-3) Organic Light Emitting Diode (OLED)

42
Q

Liquid Crystal Display (LCD)

A

Older monitors

43
Q

Light Emitting Diode (LED)

A

More advanced backlighting

44
Q

Organic Light Emitting Diode (OLED)

A

Thin layer organic compound that produces light

45
Q

E-book Readers

A

An ebook is a traditional book printed in electronic form

46
Q

Ebook readers are dedicated mobile devices for

A

Storing and displaying ebooks and use e-ink technology

47
Q

E-link technology

A

Produces images that reflect light are include Kindle and Nook

48
Q

Other Monitor Types

A

1) Digital/interactive whiteboards
2) Ultra High-definition television (UHDTV)
3) Digital Projector

49
Q

Digital/interactive whiteboards

A

-1. Connect to a computer or project
-2. Controlled using a special pen, your finger, and classroom and corporate boardrooms.

50
Q

Ultra High-definition television (UHDTV)

A

Digital output delivers a much clearer and more detailed image than regular HDTV.

51
Q

Digital Projector

A

Project the images from a traditional monitor onto a screen or wall

52
Q

Printers

A

Translate information that has been processed by the system unit

53
Q

Printers Features

A

-1) Resolution
-2) Color
-3) Speed
-4) Memory
-5) Duplex printing

54
Q

Printer Types

A

1) Ink-jet printers spray ink at a high speed
2) Laser printers use a laser light beam to produce images
3) 3D Printers create 3D shapes with a thin layer of material repeatedly until created

55
Q

Ink-jet printers spray ink at high speed.

A

Reliable, quite and inexpensive

56
Q

Laser printers use a laser light beam to produce images

A

-1) Fast and excellent quality
-2) Personal or shared

57
Q

3D Printers create 3D shapes with a thin layer of material repeatedly until created

A

Additive manufacturing

58
Q

Other Printers

A

Cloud Printer

59
Q

Cloud Printer

A

-1) Connected to the Internet to provide services to others on the Internet
-2) Thermal printers
-3) Plotters

60
Q

Audio and Video Devices

A

1) Translate audio information from the computer into sounds that people can understand
2) Bluetooth Technology

61
Q

Translate audio information from the computer into sounds that people can understand

A

Speakers and headphones

62
Q

Bluetooth Technology

A

Wireless technology and used to connect to speakers and headsets

63
Q

Combination of Input and Output Devices

A

1) Headsets
2) Multifunctional devices (MFD)
3) Virtual Reality (VR)
4) Virtual head-mounted displays, and controllers

64
Q

Headsets

A

Combine a microphone and headphones

65
Q

Multifunctional devices (MFD)

A

-1. Cost-efficient but lower quality
-2. All-in-one printers are a good example

66
Q

Virtual Reality (VR)

A

Artificial or simulated reality

67
Q

Drones

A

1) Drones or unarmed aerial vehicles
2) Robots

68
Q

Dones or unarmed aerial vehicles

A

-1. Take input from a controller, and the output device is the drone
-2. Very cost effective now

69
Q

Robots

A

Use cameras, microphones, and other sensors as inputs

70
Q

Make IT Work for You ~ Head-Mounted Displays

A

Two types of head-mounted displays
-1. Virtual Reality (VR)
-2. Augmented Reality (AR)
-3. Can be expensive

71
Q

Ergonomics

A

1) Study of human factors related to things people use
2) Fit the task to the user to avoid:

72
Q

Fit the task to the user to avoid

A

-1. Eyestrain and headache
-2. Back and neck pain
-3. Repetitive strain injury

73
Q

Ergonomic Challenged Devices

A

Portable devices are not set up for ergonomics

74
Q

Laptop

A

Because the keyboard and monitor are connected, they cannot be set up ergonomically

75
Q

Tablets

A

Tablet hunch is caused by the users head being improperly aligned to the viewing surface

76
Q

Smartphones

A

Blackberry thumb results from using thumbs to type on a tiny keyboard

77
Q

A Look to the Future (Internet of Things)

A

1) Smartwatch
2) Web-connected car

CIS 111_Study for Quiz/Test (9 decks)

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