test itm 12/24

1. Frequency is

• a measure of how many vibrations occur in one second.

• the representation of sound, stored in the form of samples.

• the process of converting an analog signal to a digital signal.

• the maximum displacement of a wave from an equilibrium position.

The quality of digital recording depends on the

• pitch.

• amplitude.

• frequency.

• sampling rate.

There are three basic properties of digital audio EXCEPT

• bit-depth.

• channels.

• amplitude.

• sample rate

The process of creating an image from the mathematical representation of a 3-D model is called

• dithering.

• morphing.

• modelling.

• autotracing.

Images that were either never protected by a copyright or whose copyright protection has ended are

• buyout.

• copyleft.

• royalty-free.

• public domain.

Clipping is

• when an editor cuts the ends of an audio track.

• when an audio clip is converted to a lossy file format.

• when audio clips are down sampled to a lower frequency or sample rate.

• when the level of a signal exceeds the recorder's maximum recording level.

The process of adjusting the volume of a sound to bring it to a standard level is called

• digitization.

• sequencing.

• quantization.

• normalization.

What is the benefit of having animations rendered at the time that the user views them?

• Their colors tend to be richer.

• They can be made interactive.

• They are usually more realistic.

• They can incorporate more elements.

The hue or tint in colour is refer to

• the name of a color.

• a purity and strength of a color.

• the light of various wavelengths.

• the lightness or darkness of a color.

Graphics for information delivery include all below EXCEPT

• maps.

• music.

• scenery.

• charts and graphs.