LO11_Lesson 6

Digital soundwaves can be easily interpreted by computers

• True

• False

A continuous sound signal

• Analogue
• Digital

A discrete sound signal

• Analogue

• Digital

A digital sound signal has a fixed number of states (0 or 1).

• True

• False

In analogue sound signals, there are no in-between values.

• True

• False

How many analogue pins are their in an Arduino Uno board?

• 6

• 12

• 16

• 14

How many digital pins are their in an Arduino Uno board?

• 6

• 12

• 16

• 14

The term ADC refers to

• Analogue-to-data converter

• Analogue-to-digital circuit

• Analogue-to-digital conversion

• Another digital converter

The term DAC refers to

• Data-to-Analogue converter

• Digital-to-analogue conversion

• Digital-to-analogue circuit

• Digital and converter

What is needed to convert a recorded sound into a digital format that the computer can understand?

• DAC

• ADC

• ABC