1) In physics, _____________ is a vibration that propagates as a typically audible mechanical wave of pressure and displacement through a medium such as air or water. a) morphing b) sound c) acoustic d) decibel 2) When the quality of audio is based on the quality of recording and not the device on which the end user will play the audio, it is said to be ___________. a) Device independent b) Device dependent c) Device performance d) Device quality 3) Identify the technique when you want to remove blank space or ‘dead air’ in the beginning or at the end of a recording. a) Time stretching b) resampling c) quantizing d) trimming 4) Which one of the following audio formats was developed by Microsoft? a) AIFF b) MIDI c) RealAudio d) WAV 5) What is measured when the wave is sampled? a) Frequency b) Amplitude c) Hertz d) Decibel

TOPIC 5 : SOUND

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