Exam 7: Input and Output

A wireless keyboard is a battery-powered device that transmits data to the system unit using wireless technology. Which of the following wireless technologies commonly are used for this purpose?

For users that have limited desk space, the ____________________ is a good alternative to a mouse because the device is stationary.

With ____________________, you touch a stylus or digital pen on a flat surface to write, draw, or make selections.

What is a form of digital television that works with digital broadcast signals, transmitting digital sound, supporting wide screens, and providing high resolutions?

To capture a handwritten signature, a user writes his or her name on a signature capture pad with a stylus that is attached to the device.

____________________ technology, like the kind shown in the display in the accompanying figure, sandwiches a liquid compound between two sheets of material that presents sharp, flicker-free images in a screen when illuminated.

Which of the following reads the magnetic stripe on the back of credit cards, entertainment cards, bank cards, and other similar cards?

Some data projectors are large devices that attach to a ceiling or wall in an auditorium.

With Bluetooth printing, a printer communicates with a computer or other device using infrared light waves.

Impact printers are noisy because a mechanism strikes against an inked ribbon that physically contacts the paper.

Which of the following is a device that uses a light source to read characters, marks, and codes and then converts them into digital data that a computer can process?

____________________ are used in specialized fields such as engineering and drafting and usually are very costly.

Briefly describe two smaller, lower-cost data projectors.

Visually impaired users can change screen settings, such as increasing the size or changing the color of text to make words easier to read.

Which of the following is a touch-sensitive display device that users interact with by touching the screen with a finger or a stylus?

A type of webcam called a(n) ____________________ cam has the illusion of moving images because it sends a continual stream of still images.

Some photo printers can print panoramic photos.

The quality of an LCD monitor or LCD screen depends on several factors. Which of the following is not true about the factors that affect LCD display quality?

Which of the following is not true about output types?

A(n) ____________________ mouse uses devices that emit and sense light to detect the mouse's movement.