Module 7: Input and Output, 7-13d: Checkpoint The Checkpoint exercises test your knowledge of the module concepts.
True/False
Mark T for True and F for False. If False, rewrite the statement so that it is True.
caps lock and num lock are two examples of toggle keys.
Keylogging software runs undetected and stores every keystroke in a file for later retrieval.
Wearable devices mainly rely upon touch input.
A smaller frame rate results in a smaller file size for a video, as well as a smoother playback.
Optical character recognition (OCR) and optical mark recognition (OMR) are two technologies used by QR code readers.
A magstripe reader reads the preprinted characters on the bottom of a check.
LCD stands for liquid crystal display.
In terms of response time, the lower the number, the faster the response time.
Contrast ratio defines a display’s width relative to its height.
A 3-D printer creates an object by using ink cartridges.
Printer resolution is measured by the number of pixels per inch a printer can print.
A dye-sublimation printer uses heat to transfer colored dye to specially coated paper.

Matching: Match the terms with their definitions.

Command a. small metal or plastic device that looks like a tiny ink
drone pen but uses pressure instead of ink
headset b. small, flat, rectangular pointing device that is sensitive
Interactive to pressure and motion
Whiteboard c. touch screen capability of recognizing more than one
Keyboard point of contact at the same time
shortcut d. device that functions as both headphone and a
Multi-touch microphone
Scanner e. touch-sensitive device that displays the image on a
Stylus connected computer screen, usually via projector
Touchpad f. aircraft that operates by an onboard computer and GPS,
a remote control device, and/or an app on a computer or
mobile device
Voice g. instruction that causes a program or app to perform a
Recognitions specific action
h. computer or mobile device’s capability of distinguishing
spoken words
i. light-sensing input device that reads printed text and
graphics and then translates the result into a form the
computer can process
j. one or more keyboard keys that you press to perform an
operating system or application-related tasks.