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Exam 6: Input and Output

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Question 31

True/False

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

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Question 32

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

A) PDA
B) Wireless
C) Traditional
D) Virtual

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Question 33

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

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.

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

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

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

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

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

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

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

An optical mouse uses light in order to detect movement.

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

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

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

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

What is UHDTV? What is 3D UHDTV?

How does a bar code reader work?

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

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