Deck 4: Input and Output

Question 1

CRT monitors use digital signals to display images,which allows for sharper images.

Answer 1

False

Question 2

RFID tags need to be within line of sight of a reader.

Answer 2

False

Question 3

Portable barcode readers are always used in point-of-sale (POS)systems.

Answer 3

False

Question 4

Notebook and netbook computers usually have a keyboard that is similar to a desktop keyboard,but it is typically smaller.

Question 5

A graphics tablet is also called a digitizing tablet.

Question 6

A display device is the most common form of output device.

Question 7

The number of digital photos that can be stored in a camera at one time depends only on the capacity of the storage medium being used.

Question 8

Each pixel on an LCD display emits light in the necessary color.

Question 9

A graphics tablet is typically connected to a computer via a USB port.

Question 10

You can connect multiple monitors to a device using CRT cable.

Question 11

Automating the data entry process is referred to as source data automation.

Question 12

One-dimension (1D)barcodes contain data only vertically.

Question 13

Printer output is a type of soft copy.

Question 14

"Digital video cameras" refer to digital camcorders and small digital video cameras used in conjunction with computers and other devices.

Question 15

When comparing the zoom capabilities of a digital camera,look for optical zoom,not digital zoom,specifications.

Question 16

PHOLED technology is especially appropriate for use on mobile devices,consumer electronics,and other devices where power consumption is an important concern.

Question 17

When scanning,lower resolution is acceptable if the image is to be enlarged significantly or if only one part of the image is to be extracted and enlarged.

Question 18

Display device size is measured diagonally from corner to corner,in contrast to the way TV screens are measured.

Question 19

In addition to a keyboard,most PCs today have some type of pointing device.

Question 20

Optical character recognition (OCR)is a technology confined primarily to the banking industry,where it is used to facilitate high-volume processing of checks.

Question 21

____ keys on a keyboard are used for issuing commands in some programs.

A)Alphanumeric
B)Number
C)Arrow
D)Function

Question 22

Display devices are used to select and manipulate objects,to input certain types of data (such as handwritten data),and to issue commands to the computer.

Question 23

With a ____,the user touches the screen with his or her finger to select commands or otherwise provide input to the computer with which it is being used.

A)touch screen
B)graphics tablet
C)signature capture device
D)laser screen

Question 24

A(n)joystick is a set of headphones with a built-in microphone.

Question 25

LCD displays use layers of organic material which,when electric current is applied,emits a visible light.

Question 26

TOLED displays are transparent and can emit light toward the top and bottom of the display surface.

Question 27

Scanners produce images through either impact or nonimpact technologies.

Question 28

The video card or the integrated graphics component determines the graphics capabilities of the computer.

Question 29

Optical zoom specifications reflect how much the camera can zoom without losing image quality.

Question 30

A(n)____ is a flat,touch-sensitive device used in conjunction with a digital pen.

A)graphics table
B)graphics tablet
C)image tablet
D)touch screen

Question 31

Computer speakers are the most common type of audio output device.

Question 32

With handwriting recognition,the computer interprets handwritten pen input as individual characters.

Question 33

A(n)____ keyboard folds or rolls up and connects to a device via a wired or wireless connection when needed.

A)slide-out
B)portable
C)MIDI
D)on-screen

Question 34

Optical marks are characters specifically designed to be identifiable by humans as well as by some type of optical character recognition (OCR)device.

Question 35

Most printers today are impact printers.

Question 36

LCD displays do not use backlighting,which makes them energy efficient and lengthens the battery life of portable devices using these displays.

Question 37

The term phosphorescence is a process that results in much more conversion of electrical energy into light instead of heat.

Question 38

Graphics tablets are often used in conjunction with image editing software to create original images or to modify digital photographs.

Question 39

A system used to enable a computer to recognize voice input as spoken words is a(n)speech recognition system.

Question 40

A ____ rests on the desk or other flat surface close to the user's computer and is moved across the surface with the user's hand in the appropriate direction to point to and select objects on the screen.

A)touch screen
B)virtual keyboard
C)stylus
D)mouse

Question 41

A ____ is an optical code that represents data with bars of varying widths or heights.

A)digital code
B)character code
C)bar table
D)barcode

Question 42

Wireless displays connect to a computer using a wireless networking connection such as Wi-Fi or ____.

A)Bluetooth
B)3D
C)USB
D)VGA

Question 43

Digital camcorders are similar to conventional ____ camcorders.

A)electronic
B)manual
C)analog
D)binary

Question 44

Digital still cameras most often use ____ cards for storage.

A)flash memory
B)RAM memory
C)ROM memory
D)laser memory

Question 45

One factor affecting digital camera quality is the number of pixels,measured in ____,used to store the data for each image.

A)kilopixels
B)megapixels
C)gigapixels
D)terapixels

Question 46

The display device for a desktop computer is formally called a ____.

A)touch screen
B)video reader
C)video input
D)monitor

Question 47

The accompanying figure shows a portable ____ reader.

A)barcode
B)scanner
C)RFID
D)optimal mark

Question 48

The number of bits used to store color information about each pixel is called ____.

A)bit depth
B)color concentration
C)pixel depth
D)byte resolution

Question 49

The ____ used to be the norm for desktop computers.

A)touch screen
B)flat-panel display
C)CRT monitor
D)LCD screen

Question 50

A ____ is designed to scan flat objects one page at a time.

A)sheetfed scanner
B)handheld scanner
C)flatbed scanner
D)C-Pen scanner

Question 51

A ____ is the smallest colorable area on a display device.

A)bit
B)dot
C)dpi
D)pixel

Question 52

Display devices can be ____ displays,in which each pixel can only be one of two colors,such as black or white.

A)monochrome
B)bichrome
C)flat color
D)1D

Question 53

____ input data from special forms to score or tally exams,questionnaires,ballots,and so forth.

A)Optical character recognition (OCR)Devices
B)Optical mark readers (OMRs)
C)Magnetic ink character recognition (MICR)Readers
D)Biometric readers

Question 54

The most common flat-panel technologies include liquid crystal display (LCD),various types of light emitting diode (LED),and ____.

A)HD-integrated
B)DVR
C)gas plasma
D)HDTV

Question 55

One of the most common 2D barcodes,the ____ code represents data with a matrix of small squares.

A)ISBN
B)QR
C)Code 39
D)UPC

Question 56

____ are used to input data about a person into a computer system so that the individual can be identified based on a particular unique physiological characteristic.

A)Biometric readers
B)RFID tags
C)MICR readers
D)OMRs

Question 57

____ uses a combination of multi-touch input from multiple users and object recognition to interact with computers that are typically built into tabletops and other surfaces.

A)Tactile feedback
B)Surface computing
C)A digitizing tablet
D)Touch coding

Question 58

A(n)____ uses charged liquid crystals located between two sheets of clear material to light up the appropriate pixels to form the image on the screen.

A)organic light emitting diode (OLED)display
B)gas plasma display
C)digital television (DTV)
D)liquid crystal display (LCD)

Question 59

A difference between CRT monitors and flat-panel displays is that most flat-panel displays use digital signals to display images,while CRT monitors use ____.

A)radio signals
B)analog signals
C)laser signals
D)infrared signals

Question 60

____ monitors can be added to a computer without requiring a video card that supports multiple monitors.

A)Monochrome
B)VGA
C)USB
D)GPU

Question 61

Case 4-2
Lisa is a student who regularly uses the computers at her local Internet café to listen to music,talk to her friends and family through the Internet,and play computer games.
Lisa needs to make sure that the computer that she is using has a ____ attached to it for her to be able to hear music and the sounds of a computer game.

A)touch screen
B)scanner
C)speaker
D)microphone

Question 62

____ are the most common type of flat-panel technology used for small- to medium-sized computer monitors.

A)Gas plasmas
B)OLEDs
C)FOLEDs
D)LCDs

Question 63

The idea behind pen-based input and ____________________ in general is to make using a computer as convenient as writing with a pen.

Question 64

A(n)____ is used to display output from a computer to a wall or projection screen

A)data projector
B)SED
C)IMOD
D)scanner

Question 65

Plasma displays use a layered technology like LCD and ____ and look similar to LCD displays.

A)IMOD
B)OLED
C)PHOLED
D)SED

Question 66

____________________ are commonly attached to point-of-sale equipment so that they can electronically record signatures used to authorize credit card purchases.

Question 67

Case 4-2
Lisa is a student who regularly uses the computers at her local Internet café to listen to music,talk to her friends and family through the Internet,and play computer games.
The Internet café provides ____ on some computers so that users can both listen and talk through the device during a telephone call made through the computer without disturbing other users.

A)headsets
B)microphones
C)speakers
D)scanners

Question 68

____ are the standard for business documents and come in both personal and network styles.

A)Laser printers
B)Ink-jet printers
C)Dot-matrix printers
D)Line printers

Question 69

In a printer,the print ____ affects the quality of the printed output.

A)depth
B)size
C)palette
D)resolution

Question 70

Print speed is typically measured in ____.

A)pages per minute (ppm)
B)dots per second (dps)
C)pixels per minute (ppm)
D)characters per second(cps)

Question 71

In a printer,the number of ____ affects the quality of printed output.

A)characters per inch (cpi)
B)dots per inch (dpi)
C)lines per inch (lpi)
D)characters per second (cps)

Question 72

Case 4-1
Stacey is the office manager for a small business and is looking for a new printer and scanner for her office.
After doing some research into printers,Stacey decides to buy a(n)____ printer,since they are the standard for business documents and are typically faster and have better quality output than other types of printers.

A)digital
B)ink-jet
C)laser
D)magnetic

Question 73

____________________ are used in consumer kiosks,point-of-sale (POS)systems and are useful for on-the-job applications,such as in factories,where using a keyboard or mouse is otherwise impractical.

Question 74

Most mice today are optical mice or ____________________ mice that track movements with light.

Question 75

Case 4-2
Lisa is a student who regularly uses the computers at her local Internet café to listen to music,talk to her friends and family through the Internet,and play computer games.
The Internet café has recently enacted a new policy that says that all users must use the ____ attached to their computers when carrying out activities on the computer that will provide sound,so as to not disturb the other users.

A)speakers
B)headphones
C)scanners
D)iPod docks

Question 76

COMPLETION

The figure above shows a mobile device with a(n)____________________ keyboard.

Question 77

Case 4-1
Stacey is the office manager for a small business and is looking for a new printer and scanner for her office.
When buying a scanner,Stacey needs to make sure that the scanner has a high enough ____,typically measured in the number of dots per inch (dpi),for the business needs of the office.

A)magnetic resolution
B)image depth
C)optical resolution
D)word spacing

Question 78

____ form images by spraying tiny drops of liquid ink onto the

A)Laser printers
B)Ink-jet printers
C)Dot-matrix printers
D)Line printers

Question 79

The accompanying figure shows a(n)____ printer.

A)dot-matrix
B)ink-jet
C)laser
D)thermal

Question 80

Some data projectors include an iPod ____ to connect a video iPod in order to project videos stored on that device.

A)port
B)dock
C)touch-screen
D)display