Chapter 9 (graphics)

With the release of high-definition digital television, the aspect ratio changed from 4:3 to _______ (a popular widescreen format).

16:9

Most television and computer monitors have a display resolution of either _____ or _____.

72 or 96

An example of a program specifically designed for vector imaging is __________

Adobe Illustrator

__________ "smooths out the edges of jagged type by blending the color transition points, such as the pixels along the edges of a letter."

Anti-aliasing

________ is depicted with x:y and is an indicator of the proportional relationship of the width to the height of the screen.

Aspect Ratio

____________ is more fluid, offers less signal interference, and uses less bandwidth than any of the equivalent analog television standards.

DTV

All things being equal, raster image files are smaller than vector files

False

An 800 x 600 pixel image is comprised of 48,000 pixels.

False

An analog image is formed by a bitmap comprised of pixels.

False

Any type of visual presentation that has the capability to be displayed on a physical surface like a sheet of paper, wall, or computer monitor is called an image.

False

In progressive scanning, a single frame is produced by alternately scanning the odd and even image fields.

False

Vector imaging uses pixels to define the structure of a digital image.

False

When re-sizing a raster image, you can expand its dimensions as much as you like without compromising the quality.

False

What is the name for one complete scanning pass of all the lines in a raster image (one complete scanning cycle)?

Frame

A(n) __________ "is a two- or three-dimensional representation of a person, animal, object, or scene in the natural world."

Image

A __________ is the smallest definable element of a raster image.

Pixel

____________ refers to the quality of a raster image and relates directly to the size and number of pixels contained in an image.

Resolution

In RGB color space, white is produced by an equal combination of the primary colors.

True

A TIFF file is an example of a(n) ___________ file format.

Uncompressed

Which computer graphic approach uses mathematically constructed paths to define a graphic's visual structure?

Vector Imaging

The refresh rate of a scanned image is measured in which unit?

hertz

In broadcast television, the practice of ________ is used because it minimizes both bandwidth use and flickering.

interlaced scanning

A digital camera uses an __________ to convert light into electrons (electrical energy).

optical image sensor

Television and film images are able to simulate motion because of a phenomenon known as _________.

short-range apparent motion