Audio and Animation

What is a digital representation of real sounds designed to accurately represent the sounds we hear?

• Music

• Digital sound

• MIDI file

• Analog sound

Which file format stores note information and is stored in a MIDI file?

• Digital sound

• Music

• WAV

• WMA

What is the formula to calculate the size of an uncompressed audio file?

• Sampling rate + sample size + duration + number of channels

• Sampling rate x sample size x duration x number of channels

• Sampling rate - sample size - duration - number of channels

• Sampling rate / sample size / duration / number of channels

What is the approximate file size of a four-minute song on a CD using stereo sound and standard quality?

• 20 MB

• 40.375 MB

• 60 MB

• 80 MB

Which of the following is a format with lossless compression?

• MP3

• AAC

• FLAC

• Opus

Which of the following is a format with lossy compression?

• WAV

• AIFF

• MP3

• ALAC

Which of the following is NOT a lossless audio format?

• ALAC

• FLAC

• MP3

• WMA Lossless

What does the file extension .m4a represent?

• ALAC

• MP3

• WAV

• AIFF

Which of the following is a lossy audio format?

• TTA

• Vorbis

• WMA Lossless

• Shorten

What are the two methods used to produce animated sequences?

• Stop motion and 3D animation

• Cel animation and path-based animation

• Motion capture and rotoscoping

• Claymation and flipbook animation