Exam 6: Input and Output

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

What is UHDTV? What is 3D UHDTV?

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

An optical mouse uses light in order to detect movement.

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

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

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

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

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

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

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

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

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

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

How does a bar code reader work?

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

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.

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

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

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