JavaScript Audio

This video tutorial demonstrates how to play and control audio using JavaScript. It covers setting up play, stop, and pause buttons, adjusting volume, and changing audio sources. The tutorial also explores event handling to optimize code structure, providing a comprehensive guide to creating a simple audio player with JavaScript.

What is the first step in setting up audio playback using JavaScript?

• Adding a stop button

• Creating an audio object

• Setting up a basic HTML structure

• Implementing volume control

What is the purpose of the play button in the audio control setup?

• To stop the audio

• To pause the audio

• To play the audio

• To change the audio source

What happens when the stop button is pressed in the audio player?

• The audio pauses

• The audio stops and resets to the beginning

• The audio volume increases

• The audio source changes

How does the pause button differ from the stop button?

• Pause changes the audio source

• Pause resets the audio to the beginning

• Pause stops the audio completely

• Pause continues the audio from the same point when played again

What is the range of values for the volume property in the audio player?

• 0 to 5

• 0 to 1

• 0 to 100

• 0 to 10

What is the effect of clicking the volume up button?

• Decreases the volume by 10%

• Increases the volume by 10%

• Mutes the audio

• Changes the audio source

How can you change the audio source in the JavaScript audio player?

• By creating a new audio object

• By modifying the audio player source property

• By clicking the play button

• By adjusting the volume

What is a more efficient way to handle multiple button events in the audio player?

• Using separate event listeners for each button

• Using a switch statement for each button

• Using a single event listener and checking the event target

• Using a loop to add event listeners

What is the purpose of logging the event in the console?

• To check which button was clicked

• To debug the audio source

• To adjust the volume

• To stop the audio

What is the benefit of capturing the button ID in a variable?

• To determine which button was clicked

• To play the audio

• To adjust the volume

• To change the audio source