Exam 5: Input

A(n) _____ is a full-sized keyboard that can be conveniently attached and removed from a PDA or mobile device.

_________________________ devices read text printed with magnetized ink.

Devices that capture data directly from a source document include all of the following except _____.

With a lower ppi (pixels per inch), fewer images can be captured and stored in a digital camera.

Critical Thinking Questions Case 1 You have taken a new job as a director of assistive technology at a local computer lab dedicated to supporting individuals with disabilities. You are asked to identify technologies that will be most useful to given individuals. Celia has limited hand movement because of an injury she suffere d. Which of the following is useful for her computer use?

A(n) _________________________ is any video camera that displays its output on a Web page.

Figure 5-1 _____, such as those shown on the keyboard in Figure 5-1, are special keys programmed to issue commands to a computer.

An optical mouse that uses optical sensors can be placed on nearly all types of surfaces, eliminating the need for a mouse pad.

In a graphical user interface, a(n) ____ is a small symbol on the screen whose location and shape changes as a user moves a pointing device.

Figure 5-2 A _____ is a more affordable and lightweight version of the technology shown in Figure 5-2 and provides acceptable photographic images for the home or small business user.

A _____ is the smallest element in an electronic image.

Biometric devices measure the shape and size of a person's hand using a hand ____ system.

A user response is _____.

With a test, an OMR device first scans the answer key to record correct answers based on patterns of light, then scans the remaining documents and matches their patterns of light against the answer key sheet.

External fingerprint scanners usually plug into a _____ port.

Figure 5-2 The most expensive and highest quality version of the technology shown in Figure 5-2 is a _____, which is a stationary camera used for professional studio work.

For multiple colors and shades of gray, each pixel in a digital camera requires less than one bit of data.

To transfer recorded images from a digital video (DV) camera to a hard disk or CD or DVD, a computer needs a video capture card.

A(n) _________________________ captures a live face image and compares it with a stored image to determine if the person is a legitimate user.

To move the pointer using a pointing stick, push the pointing stick with a finger.