Starter - Intro to Audio hardware

Which of these is an example of an audio file format?

• .docx

• .mp3

• .jpg

• .exe

What does a sound card do in a computer?

• Stores music files

• Converts sound into images

• Processes audio input and output

• Boosts internet speed

Which device is used to input audio into a computer?

• Monitor

• Microphone

• Speaker

• Keyboard

Name one common use of audio in computer systems.

Answer explanation

Some examples include:

Listening to music

Watching videos/movies

Taking part in voice/teams calls

What do you think happens when you record your voice on a computer?

Answer explanation

The computer captures the sound through a microphone and turns it into a digital file that can be saved and played back.

Can you guess what 'sampling rate' might refer to in digital audio?

Answer explanation

Sampling rate refers to how often the computer checks or records the sound to turn it into digital data.