Music Transcription Polyphonic Transcription Techniques 3

Question 1

In a polyphonic transcription, what does 'imitation' mean?

Accepted Answer

One voice repeats or echoes a melodic idea introduced by another voice, often after a brief delay

Answer

Both voices play exactly the same rhythm at all times

Answer

The second voice transposes the first voice down by an octave instantly

Answer

Both voices play in unison throughout

Question 2

When transcribing a two-voice invention, if one voice holds a sustained note while the other moves in eighth notes, which rhythmic concept must be notated carefully?

Accepted Answer

Simultaneous note alignment (vertical synchronization) within the measure

Answer

Rubato

Answer

Rhythmic augmentation in both voices

Answer

Metric modulation

Question 3

In polyphonic transcription, 'voice leading' refers to:

Accepted Answer

The smooth or logical movement of each individual voice from one chord tone to the next

Answer

Deciding which singer performs the melody

Answer

The process of assigning instruments to staves

Answer

Labeling each voice with its dynamic marking

Question 4

When a transcriber encounters parallel fifths between two voices, why is this significant in tonal counterpoint?

Accepted Answer

Parallel fifths weaken voice independence and are generally avoided in common-practice counterpoint

Answer

Parallel fifths are required in Baroque style

Answer

Parallel fifths indicate a modulation

Answer

Parallel fifths only occur between the soprano and bass

Question 5

A 'canon' is a polyphonic form where:

Accepted Answer

One voice strictly imitates another at a fixed time and pitch interval throughout the entire piece

Answer

All voices enter simultaneously with different melodies

Answer

Voices alternate freely without any fixed pattern

Answer

The melody is inverted in every other voice

Question 6

When transcribing keyboard music in a two-voice texture, rests in one voice while the other continues are best notated as:

Accepted Answer

Explicit rests using the correct rest symbol aligned in the voice's stem direction

Answer

Simply leaving the staff blank in that voice's space

Answer

A fermata over the last note of that voice

Answer

A wavy line to indicate improvisation

Question 7

In a two-voice polyphonic passage, 'oblique motion' occurs when:

Accepted Answer

One voice sustains a pitch while the other voice moves

Answer

Both voices ascend together

Answer

Both voices descend by contrary motion

Answer

Both voices leap by a perfect fifth simultaneously