Deck 6: Input and Output

Question 1

A keyboard key,like Caps Lock,that turns a feature on or off is called a ________ key.

A)power
B)toggle
C)function
D)combination

Answer 1

B

Question 2

Which of the following is not a type of scanning device?

A)optical scanner
B)bar code reader
C)stylus
D)character and mark recognition

Answer 2

C

Question 3

OMR,OCR,and MICR are all types of ________.

A)radio frequency card readers
B)magnetic card readers
C)bar code readers
D)character and mark recognition devices

Answer 3

D

Question 4

Type of keyboard that uses a touch screen as the input device.

A)PDA
B)wireless
C)traditional
D)virtual

Question 5

Keyboards that are widely used on various smartphones and other small portable devices,and which are designed primarily for communicating via texting and connecting to the web.

A)thumb
B)traditional
C)notebook
D)combination

Question 6

The series of dots that form the image on a monitor are called ________

A)picas
B)bits
C)pixels
D)bytes

Question 7

The most widely used audio-input device is the ________.

A)webcam
B)radio frequency card reader
C)microphone
D)stylus

Question 8

________-input devices convert sounds into a form that can be processed by the system unit.

A)Electrolyzing
B)Plotting
C)Webcam
D)Audio

Question 9

The proportional relationship between a display's width and height.

A)aspect ratio
B)resolution
C)dot pitch
D)clock speed

Question 10

The size,or ________,is measured by the diagonal length of a monitor's viewing area.

A)resolution
B)active display area
C)aspect ratio
D)dot pitch

Question 11

The arrangement of keys on a keyboard,QWERTY reflects the keyboard layout by ________.

A)representing the phonetics of the alphabets most closely associated with the keyboard
B)taking the letters of the first six alphabetic characters found on the top row of keys
C)using the alphabetic characters most frequently used on the keyboard
D)using the letters of the alphabetic characters that are closest to access while typing

Question 12

These screens can be touched with more than one finger,which allows for interactions such as rotating graphical objects on the screen with your hand or zooming in and out by pinching and stretching your fingers.

A)touch
B)CRT
C)multitouch
D)LCD

Question 13

This indicates the monitor's ability to display colors by comparing the light intensity of the brightest white to the darkest black.

A)contrast ratio
B)dot pitch
C)active display area
D)resolution

Question 14

Bar code readers use ________ embedded in them to read bar codes.

A)coprocessors
B)magnetic cells
C)RFID microchip
D)photoelectric cells

Question 15

This reading device is used in banks to read the numbers on the bottom of checks and deposit slips.

A)MICR
B)OCR
C)OMR
D)UPC

Question 16

Which of the following types of character recognition systems is used for standardized multiple-choice testing?

A)UPC
B)MICR
C)OMR
D)OCR

Question 17

________ is any data or instructions that are used by a computer.

A)Digital
B)Output
C)Information
D)Input

Question 18

The distance between each pixel.

A)dot pitch
B)refresh rate
C)resolution
D)word size

Question 19

This type of mouse emits and senses light to detect mouse movement.

A)mechanical
B)cordless
C)wireless
D)optical

Question 20

The study of human factors related to things people use.

A)headgear
B)RSI
C)technical study
D)ergonomics

Question 21

A dedicated,mobile device for storing and displaying e-books and other electronic media including electronic newspapers and magazines.

A)E-book reader
B)interactive whiteboard
C)HDTV
D)flat-panel monitor

Question 22

________ tags are tiny chips that can be embedded into almost anything and contain information used to track and locate lost pets; to monitor production and update inventory; to record prices,product descriptions,and locations of retail items.

A)UPC
B)OCR
C)Bar code
D)RFID

Question 23

The mouse,game controllers,touch screens,and styluses are all types of ________ devices.

A)MIDI
B)ethernet
C)bus
D)pointing

Question 24

________ are specialized digital video cameras that capture images and send them to a computer for broadcast over the Internet.

A)RFIDs
B)Webcams
C)Pods
D)Stylus

Question 25

What kind of specialized monitor is especially useful for graphic artists,designers,and publishers?

A)flat-panel monitor
B)CRT monitor
C)ultra-high-definition television (UHDTV)
D)E-book

Question 26

________ connect to computers and project computer output and can control the computer with the use of a special pen.

A)Active display areas
B)Flat-panel monitors
C)Digital whiteboards
D)E-book readers

Question 27

Which of the following have sensors that collect data about your hand movements?

A)unmanned aerial vehicles (UAV)
B)multifunctional devices
C)PDAs
D)VR controllers

Question 28

________ printers use a technology similar to that used in a photocopying machine.

A)Dot-matrix
B)Cloud
C)Thermal
D)Laser

Question 29

Supermarkets use ________ to scan codes printed on product containers.

A)photoelectric cells
B)bar code readers
C)OCR readers
D)RFID microchips

Question 30

Two categories of laser printers are ________.

A)thermal and personal
B)personal and shared
C)ink-jet and high-definition
D)active-matrix and passive-matrix

Question 31

Flatbed,document,and portable are types of ________ that accept documents and convert them into machine-readable form.

A)optical scanners
B)recognition devices
C)coprocessors
D)RFID readers

Question 32

________ printers are widely used with ATMs.

A)Thermal
B)Dot-matrix
C)Cloud
D)Laser

Question 33

Which of the following statements is incorrect?

A)Printer resolution is measured in dpi (dots per inch).
B)Printer output is often called hard copy.
C)Memory within a printer is used to store printing instructions and documents waiting to be printed.
D)Printer speed is measured in the number of words printed per minute.

Question 34

Which of the following printer features enables you to print on both sides of a sheet of paper?

A)simplex
B)duplex
C)resolution
D)dual matrix

Question 35

The most widely used audio-output devices.

A)microphones
B)speakers and headphones
C)cloud printers
D)faxes

Question 36

The most common card reader is the ________ card reader which reads encoded information stored on a thin magnetic strip located on the back of the card.

A)bar code
B)QR code
C)magnetic
D)OCR

Question 37

________ recognition is often used to score standardized multiple-choice tests.

A)Optical-mark
B)Magnetic ink character
C)Radio frequency
D)Optical-character

Question 38

Printers connected to the Internet that provide printing services to others on the Internet are called ________.

A)dot-matrix printers
B)thermal printers
C)plotters
D)cloud printers

Question 39

________ are used on smartphones and other small portable devices.

A)Mouse pointers
B)Ethernet ports
C)Virtual keyboards
D)Game controllers

Question 40

Specialized devices with a large display connected to a computer projector and are widely used in classrooms and corporate boardrooms.

A)scanners
B)HDTV
C)E-books
D)digital or interactive whiteboards

Question 41

________ combine(s)the capabilities of a scanner,printer,fax,and copy machine.

A)Multifunctional devices
B)Virtual reality
C)Parallel devices
D)Multiprocessors

Question 42

Optical scanners recognize individual letters or images.

Question 43

An optical mouse uses light in order to detect movement.

Question 44

The most widely used input devices are monitors,printers,and keyboards.

Question 45

A stylus uses pressure to draw images on a screen.

Question 46

3D printers,also known as ________,create three-dimensional shapes by adding very thin layer after layer of material until the final shape is fully formed.

A)virtual reality
B)cloud printing
C)multifunctional printing
D)additive manufacturing

Question 47

An MICR device senses the presence or absence of a mark,such as a pencil mark.

Question 48

________ indicates the proportional relationship between a display's width and height.

A)Aspect ratio
B)Bit rate
C)Contrast ratio
D)Dot pitch

Question 49

Today's ________ are inexpensive,faster,and smarter,making them a valuable tool and fun high-tech toy.

A)additive manufacturing
B)unmanned aerial vehicles
C)MiniDc
D)multifunctional devices

Question 50

Combination keys perform a function when held down in combination with another key.

Question 51

Virtual reality (VR)strives to create a virtual or ________ experience by using specialized hardware that includes headgear and gloves.

A)duplicate
B)ethernet
C)immersive
D)internet

Question 52

A touch screen is classified as a special type of scanning device.

Question 53

________ indicates a monitor's ability to display colors by comparing the light intensity of the brightest white to the darkest black.

A)Resolution
B)Dot pitch
C)Pixel width
D)Contrast ratio

Question 54

________ printers are printers connected to the Internet that provide printing services to others on the Internet.

A)Laser
B)Cloud
C)Dot-matrix
D)Thermal

Question 55

A(n)________ is any injury that is caused by fast,repetitive work that can generate neck,wrist,hand,and arm pain.

A)VRI
B)RSI
C)pointer
D)ergonomy

Question 56

________ is the distance between pixels on a monitor.

A)Resolution
B)Bit size
C)Dot pitch
D)Contrast ratio

Question 57

________ are special-purpose printers that use output from graphics tablets or other graphical input devices that are typically found in architectural and engineering environments.

A)Dot-matrix
B)Laser printers
C)Plotters
D)Thermal printers

Question 58

A magnetic card reader does not require the card to actually make contact with the reader.

Question 59

Multitouch screens allow for interaction such as rotating graphical objects on the screen with your hand.

Question 60

The monitor size is measured by the diagonal length of the viewing area.

Question 61

Robots use cameras,microphones,and other sensors as inputs; outputs can be as complex as exploring damaged nuclear reactors to as simple as taking a photo.

Question 62

How does a bar code reader work?

Question 63

Unmanned aerial vehicles (UAV)are too expensive for anything but military budgets.

Question 64

Output devices are any hardware used to provide or to create output.

Question 65

Wireless audio-output connections typically use Bluetooth technology.

Question 66

What is UHDTV? What is a digital projector?

Question 67

Digital or interactive whiteboards display a computer's desktop and can be controlled using a special pen or a finger.

Question 68

One particular type of RSI,carpal tunnel syndrome,found among heavy computer users,consists of damage to nerves and tendons in the hands.

Question 69

E-ink produces images that reflect light like ordinary paper,making the display easy to read.

Question 70

What are character and mark recognition devices? Describe their uses.

Question 71

Multifunctional devices (MFDs)are used to capture as well as play back recorded sounds.

Question 72

How is voice recognition technology being used today?

Question 73

Describe the basic distinguishing features of monitors that affect clarity including resolution,dot pitch,contrast ratio,size,and aspect ratio.

Question 74

Resolution for a printer is a measure of the clarity of images produced,measured in dpi (dots per inch).

Question 75

Describe some recommendations to avoid health risks associated with computer use.

Question 76

UHDTV allows users to readily freeze video sequences to create high-quality still images.

Question 77

Shared laser printers typically support color,are more expensive,and are used by a group of people.

Question 78

How does an optical scanner work?

Question 79

Cloud printers provide printing services to users without access to the Internet.

Question 80

Thermal printers use heat elements to produce images on heat-sensitive paper and are used at ATMs and gasoline pumps.