Input and Output

moancapableAI and Robotics

Nov 17, 2013 (3 years and 9 months ago)

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Professor Michael J. Losacco

CIS 1150


Introduction to Computer Information Systems

Input and Output

Chapter 6

Chapter

6

2
/
27

Overview

Define input

Describe keyboard entry

Discuss pointing devices

Describe scanning devices

Discuss image and audio capturing devices

Define
output

2

Chapter

6

3
/
27

Overview

Discuss monitor features and types

Define printing features and types

Discuss audio devices

Discuss video devices

Define combination input/output devices

Discuss ergonomics

3

Chapter

6

4
/
27

What is Input?

Translate Words, Sounds, Images, Actions

Into a Form that the System Unit Can Process

Input Devices Include:

Keyboards

Mice and Pointing Devices

Scanning Devices

Audio
-
input devices

4

Chapter

6

5
/
27

Keyboard Entry

Traditional

Notebook

Virtual

Tablets, Smartphones

Thumb

Smartphones, Handhelds

Predictive Text

Predict Word Being Typed as It’s
Typed

5

Chapter

6

6
/
27

Pointing Devices

Mouse

Trackball,
Trackpad

Touchscreen

Game Pad, Joystick

Simulation

Chapter

6

7
/
27

Pointing Devices

Stylus

Handwriting Recognition

Translates Handwritten Characters

Graffiti

Chapter

6

8
/
27

Scanning Devices

Optical

Flatbed

Document

Portable

Card Readers

Magnetic

Chapter

6

9
/
27

Scanning Devices

Bar Code Readers

Uses Laser Beam to Read Bar Codes

Vertical Lines / Spaces of Different
Widths

RFID Readers

Reads Tag Via Radio Waves

Uses

Manage Inventory

Toll
Payments

Chapter

6

10
/
27

Scanning Devices

Character and Mark Recognition Devices

Magnetic
-
ink Character Recognition

OCR (Optical
-
character Recognition)

Characters’ Shapes Determined

Converted
Into Editable
Text

OMR (Optical
-
mark Recognition)

Chapter

6

11
/
27

Image Capturing Devices

Digital Cameras

Records Images Digitally

Digital Video Cameras

Records Motion Digitally

Webcam

Chapter

6

12
/
27

Audio
-
Input Devices

Convert Sound To Digital

Human Voice, Music

Voice Recognition Systems Use

Microphone

Sound Card

Special Software

Chapter

6

13
/
27

Audio
-
Input Devices

Convert Sound To Digital

Human Voice, Music

Voice Recognition Systems Use

Microphone

Sound Card

Special Software

Contextual Use

Challenges

ESL, Women, Accents, Children


Chapter

6

14
/
27

Mobile Data Collection

Collect Data Where Transaction Occurs

Capture Data Directly From Source

Data Transfer

Wireless / Docking Station

Advantages

Saves Time

Lowers Labor Cost

Reduces
Errors

Available
Sooner for Analysis

Chapter

6

15
/
27

What is Output?

Processed Data or Information

Types

Text

Graphics

Audio

Video

Chapter

6

16
/
27

Monitors

AKA Screen or Display

Features

Resolution

Pixel (Picture Element)

Dot Pitch

Contrast Ratio

Size

Aspect Ratio

Chapter

6

17
/
27

Monitors

Flat
-
panel Monitors

Most Widely Used Today

Thinner

More Portable

Require Less Power to Operate

Liquid Crystal Display

TFT
-
LC

AMOLED

Chapter

6

18
/
27

Monitors

E
-
book Readers

Kindle, Nook

Digital/Interactive Whiteboards

High
-
definition Television (HDTV)

LCD



Brighter Screen, Longer Life

Plasma


Rich Color, Low Lighting, Wide Angle

LED


Thinner, Bright Lighting, Less Power


Chapter

6

19
/
27

Monitors

Bit Depth

Number of Bits Used to Store Pixel Data

Determines Number of Colors Displayed

32
-
bit Video Card

2
32

= 4.3 Billion Colors

Chapter

6

20
/
27

Printers

Hardcopy

Features

Resolution

DPI (Dots per Inch)

Color

Speed

PPM (Pages per Minute)

Memory

Duplex Printing

Chapter

6

21
/
27

Printers

Ink
-
jet

Laser

Personal or Shared

Cloud

Thermal

Plotters

Chapter

6

22
/
27

Audio and Video Devices

Speakers and Headsets

Portable Media Players

AKA Digital Media Players

Apple iPod, Creative Zen

Mobile Digital Television (Mobile DTV)

Watch TV on Computer, Smartphone

Chapter

6

23
/
27

Combination Devices

Multifunctional (MFD)

Scan, Print, Fax, Copy

Internet Telephones

Voice
-
over IP (VoIP)

AKA Internet Telephony

Vonage

MagicJack

Skype

Chapter

6

24
/
27

Combination Devices

Robots

Artificial Intelligence (AI)

Simulate Human Senses, Thought Processes, Actions

Robotics

Perception System

Industrial

Mobile

Household

Chapter

6

25
/
27

Combination Devices

Virtual Reality Headgear and Gloves

Simulate Three
-
dimensional Environment

Stereoscopic Screens

Sensors Collect Data About Hand Movements

Create
Immersive
Experience

Chapter

6

26
/
27

Ergonomics

Human Factors Related to Things People Use

Fit the Task to the User to Avoid:

Eyestrain and Headache

Back and Neck Pain

Repetitive Strain Injury

Carpal Tunnel Syndrome


Chapter

6

27
/
27

Careers in IT

Technical Writer

Prepare Instruction Manuals, Technical Reports

Translate Technical Information

Easily Understandable Instructions or Summaries

Communications / Journalism / English Degree

Specialization
in, or
Familiarity
with, a
Technical Field

Annual
Salary of
$41,000
-

$78,000