sample input upload

8/3/2019 Sample Input Upload

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What Is Input?What is input?

p. 234 and 236 Fig. 5-1 Next

Input device is any hardware component that

allows users to enter data and instructions

Data or instructions entered into memory of

computer


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What Is Input?What are the two types of input?

p. 234 Next

Unprocessed text,

numbers, images,

audio, and video

Instructions

Programs

Commands

User responses

Data


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The KeyboardHow is the keyboard divided?

p. 236 Fig. 5-2 Next

Typing area

Numeric keypad

Function keys, special

keys that issue

commands


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The KeyboardWhat is the insertion point?


Blinking vertical bar that indicates where next

character you type will display

Pointer changes

location and shape

as you move mouse

or other pointing

device


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The KeyboardWhat is a cordless keyboard?


Communicate with a

receiver attached to a

port on the system

unit


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Pointing DevicesWhat is a mouse?


Pointing device that fits under palm of hand

Pointing device controls

movement of pointer, also

called mouse pointer

Mechanical mouse

has rubber or metal

ball on underside

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Mousebelow Chapter 5
http://www.scsite.com/dc2007cp/ch5/weblink/


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Pointing DevicesWhat is an optical mouse?


No moving mechanical

parts inside

Senses light to detect

mouses movement More precise than

mechanical mouse

Connects using a

cable, or wireless


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Tilt

wheel

Press

wheel

button

Right-

drag

Right-

click

Triple-

click

Double-

click

Pointing DevicesWhat are common mouse operations?


Point

Click

Drag

Rotate

wheel


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Other Pointing DevicesWhat is a trackball?


Stationary pointing device

with a ball on its top or side

To move pointer, rotate ball

with thumb, fingers, or palm

of hand


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Other Pointing DevicesWhat are a touchpad and a

pointing stick?

p. 241 - 242 Figs. 5-95-10 Next

Touchpad is small, flat,

rectangular pointing device

sensitive to pressure and motion Pointing stick is pointing device

shaped like pencil eraser

positioned between keys on

keyboard

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Touchpad belowChapter 5


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Other Pointing DevicesWhat are ajoystick and a wheel?

p. 242 Fig. 5-11 Next

Joystick is vertical

lever mounted

on a base

Wheel is

steering-wheel-type

input device

Pedal simulates

car brakes and

accelerator


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Other Pointing DevicesWhat is a control pad and a gamepad?

p. 242 Fig. 5-12 Next

Control pad on an audio

player allows users to

scroll through music,

adjust volume, and

customize settings

Gamepad a pointing

device that controls the

movement and actions of

players or objects in

gamesClick to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click iPod Click Wheel

below Chapter 5


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Other Pointing DevicesWhat is a light pen?

p. 242 Next

Handheld input device

that can detect light

Press light pen against

screen surface and then

press button on pen


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Other Pointing DevicesWhat is a touch screen?

p. 243 Fig. 5-13 Next

Touch areas of screen with

finger

Often used with kiosks

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Touch Screenbelow Chapter 5


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Keyboard and Pointing DevicesWhat is a stylus and a digital pen?

p. 243 -244 Fig. 5-14 and 5-15 Next

Looks like a ballpoint pen, but uses pressure to write

text and draw lines

Used with graphics tablets, flat electronic boards

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Pen Inputbelow Chapter 5


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Voice InputHow does voice recognition work?

p. 245 Fig. 5-18 Next

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Voice Inputbelow Chapter 5


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Voice InputWhat is a MIDI (musical instrument

digital interface)?

p. 246 Fig. 5-19 Next

External device, such as electronic piano

keyboard, to input music and sound

effects


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PDAs, Tablet PCs, and Smart PhonesWhat is a smart phone?

p. 248 - 249 Fig. 5-22 Next

Users can input and send text messages,

graphics, pictures, video clips, and sound files

Many have a built-in or attachable camera


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PDAs, Tablet PCs, and Smart PhonesWhat is a Tablet PC?

p. 249 250 Fig. 5-23 Next

Mobile computer that

includes handwriting

recognition software

Primary input device is a

pressure-sensitive digital

pen


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Digital CamerasWhat is a digital camera?

p. 250 Fig. 5-24 Next

Allows you to take

digital pictures

Images viewable

immediately on

camera

Download to

computer

Post pictures

to Web


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Digital CamerasWhat is resolution?

p. 252 Fig. 5-26 Next

Sharpness and clarity of image

The higher the resolution, the better the image

quality, but the more expensive the camera

Pixel (picture element)

is single point in

electronic image

Greater the number of

pixels, the better the

image quality


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Video InputWhat is video input?

p. 253 Fig. 5-27 Next

Process of entering full-motion images

into computer

Video capture card is

adapter card that convertsanalog video signal into

digital signal that

computer can use

Digital video (DV)camera records video as

digital signals


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Video InputWhat is video conferencing?

p. 254 Fig. 5-29 Next

Whiteboard is

another window on

screen that can

display notes and

drawings

simultaneously onall participants

screens

Two or more geographically separated people

who use network or Internet to transmit

audio and video data


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Scanners and Reading DevicesWhat is a scanner?

p. 255 Fig. 5-30 Next

Light-sensing device that

reads printed text and

graphics

Used for image processing,

converting paper documents

into electronic images

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Scannersbelow Chapter 5


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Scanners and Reading DevicesWhat is an optical reader?

p. 257 Fig. 5-32 Next

Optical character recognition

(OCR) reads characters in

OCR font

Optical markrecognition

(OMR) reads hand-drawn pencil

marks, such as small circles

Device that uses light source to read characters, marks,

and codes and then converts them into digital data


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Scanners and Reading DevicesWhat is a bar code reader?

p. 258 Fig. 5-34 Next

Uses laser beams to read bar codes


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Scanners and Reading DevicesWhat is a bar code?

p. 258 Fig. 5-35 Next

Identification code that consists of a set of vertical

lines and spaces of different widths

Universal Product

Code (UPC)


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Other Input DevicesWhat is an RFID reader?

p. 259 Fig. 5-36 Next

Reads information on

the tag via radio waves

Can be handheld

devices or mounted in a

stationary object


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Other Input DevicesWhat is a magnetic stripe card reader?

p. 260 Fig. 5-37 Next

Reads the magnetic

stripe on the back of a

credit card

Exposure to a magnetic

field can erase the

contents of a cards

magnetic stripe


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What is a magnetic-ink character recognition

(MICR) reader?

Scanners and Reading Devices

p. 260 Fig. 5-38 Next

Can read text printed with magnetized ink

Banking industry almost exclusively uses MICR

for check processing


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TerminalsWhat is a point of sale (POS) terminal?

p. 261 - 262 Fig. 5-40 Next

Records purchases,

processes credit or

debit cards, and

updates inventory

Swipe credit or debit

card through card

reader

Reads customers

personal data from

magnetic strip


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TerminalsWhat is an automated teller machine (ATM)?

p. 262 Fig. 5-41 Next

Self-service banking

machine that connects to a

host computer through a

network


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Biometric InputWhat is biometrics?

p. 262 Fig. 5-42 and 5-43 Next

Authenticates persons identity

by verifying personal

characteristic

Fingerprint scanner captures

curves and indentations of

fingerprint

Hand geometry system measures

shape and size of persons hand

Click to view Web Link,click Chapter 5, Click Web Linkfrom left navigation,then click Biometric Inputbelow Chapter 5


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Biometric InputWhat are examples of biometric technology?

p 263 264 Figs 5 44 5 45 Next

Voice verification system compares live

speech with stored voice pattern

Signature verification system recognizes

shape of signature

Iris recognition system reads

patterns in blood vessels in back

of eye

Biometric data is sometimes storedon smart card, which stores

personal data on microprocessor

embedded in card

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