Computing Essentials 2017 - Chapter 6

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

• A. E-book reader
• B. Interactive whiteboard
• C. HDTV
• D. Flat panel monitor

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

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

• A. coprocessors

• B. magnetic cells

• C. RFID microchip

• D. photoelectric cells

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

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

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

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 whisteboard

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

The distance between each pixel.

• A. Dot pitch
• B. Refresh rate
• C. Resolution
• D. Word size

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

• A. Webcam
• B. radio frequency card reader
• C. microphone
• D. stylus