Chapter 6 Quiz: Input and Output

Correct Answer: A. E-book reader

A dedicated, mobile device for storing and displaying e-books and other electronic media including electronic newspapers and magazines. Answers: A. E-book reader B. Interactive whiteboard C. HDTV D. Flat panel monitor

Correct Answer: D. photoelectric cells

Bar code readers use _______ embedded in them to read bar codes. Answers: A. coprocessors B. magnetic cells C. RFID microchip D. photoelectric cells

Correct Answer: A. Thumb

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. Answers: A. Thumb B. Traditional C. Notebook D. Combination

Correct Answer: D. character and mark recognition devices

OMR, OCR, and MICR are all types of _______. Answers: A. Radio Frequency Card Readers B. magnetic card readers C. bar code readers D. character and mark recognition devices

Correct Answer: D. cloud printers

Printers connected to the Internet that provide printing services to others on the Internet are called _______. Answers: A. dot-matrix printers B. thermal printers C. plotters D. cloud printers

Correct Answer: D. Digital or interactive whiteboards

Specialized devices with a large display connected to a computer projector and are widely used in classrooms and corporate boardrooms. Answers: A. Scanners B. HDTV C. E-books D. Digital or interactive whiteboards

Correct Answer: B. taking the letters of the first six alphabetic characters found on the top row of keys

The arrangement of keys on a keyboard, QWERTY reflects the keyboard layout by _______. Answers: 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

Correct Answer: A. Dot pitch

The distance between each pixel. Answers: A. Dot pitch B. Refresh rate C. Resolution D. Word size

Correct Answer: C. microphone

The most widely used audio-input device is the _______. Answers: A. Webcam B. radio frequency card reader C. microphone D. stylus

Correct Answer: A. microphones

The most widely used audio-output devices. Answers: A. microphones B. speakers and headsets C. cloud printers D. faxes

Correct Answer: A. Aspect ratio

The proportional relationship between a display's width and height. Answers: A. Aspect ratio B. Resolution C. Dot pitch D. Clock speed

Correct Answer: C. pixels

The series of dots that form the image on a monitor are called _______. Answers: A. picas B. bits C. pixels D. bytes

Correct Answer: B. active display area

The size, or _______, is measured by the diagonal length of a monitor's viewing area. Answers: A. resolution B. active display area C. aspect ratio D. dot pitch

Correct Answer: D. Ergonomics

The study of human factors related to things people use. Answers: A. Headgear B. RSI C. Technical study D. Ergonomics

Correct Answer: A. Contrast ratio

This indicates the monitor's ability to display colors by comparing the light intensity of the brightest white to the darkest black. Answers: A. Contrast ratio B. Dot Pitch C. Active display area D. Resolution

Correct Answer: A. MICR

This reading device is used in banks to read the numbers on the bottom of checks and deposit slips. Answers: A. MICR B. OCR C. OMR D. UPC

Correct Answer: B. personal and shared

Two categories of laser printers are _______. Answers: A. thermal and personal B. personal and shared C. ink-jet and high-definition D. active-matrix and passive matrix

Correct Answer: D. Virtual

Type of keyboard that uses a touch screen as the input device. Answers: A. PDA B. Wireless C. Traditional D. Virtual

Correct Answer: D. Voice over IP

Which of the following allows the transmission of telephone calls over computer networks? Answers: A. Faxing B. Cell phones C. PDAs D. Voice over IP

Correct Answer: C. Stylus

Which of the following is not a type of scanning device? Answers: A. Optical scanner B. Bar code reader C. Stylus D. Character and mark recognition

Correct Answer: B. Duplex

Which of the following printer features enables you to print on both sides of a sheet of paper? Answers: A. Simplex B. Duplex C. Resolution D. Dual Matrix

Correct Answer: D. Printer speed is measured in the number of words printed per minute.

Which of the following statements is incorrect? Answers: 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.

Correct Answer: C. OMR

Which of the following types of character recognition systems is used for standardized multiple-choice testing? Answers: A. UPC B. MICR C. OMR D. OCR

Correct Answer: D. Input

_______ is any data or instructions that are used by a computer. Answers: A. Digital B. Output C. Information D. Input

Correct Answer: D. Audio

_______-input devices convert sounds into a form that can be processed by the system unit. Answers: A. Electrolyzing B. Plotting C. Webcam D. Audio