HTML CSS and JavaScript for Beginners - A Web Design Course - JavaScript Exercise #4: Event Checker Exercise

This video tutorial guides viewers through building a mini application using HTML and JavaScript. It starts with setting up the HTML structure, including input fields and buttons, and then integrates JavaScript to handle user interactions. The tutorial demonstrates how to check if a number is odd or even using JavaScript functions and event listeners. It emphasizes testing and debugging to ensure the application works as expected. The video concludes by encouraging viewers to practice and explore further with JavaScript.

What type of input field is used to allow users to enter a number in the mini application?

• Number

• Text

• Password

• Email

Which HTML attribute is used to set a default value for the input field?

• placeholder

• value

• default

• initial

What JavaScript method is used to add an event listener to the button?

• listenEvent

• bindEvent

• attachEvent

• addEventListener

Which JavaScript method is used to select elements by their ID?

• getElementById

• querySelector

• getElementsByClassName

• getElementsByTagName

What issue was encountered with the HTML5 attributes during the development of the application?

• Invalid event listener

• Missing button ID

• Max value set to 0

• Incorrect input type

What operator is used to determine if a number is odd or even?

• Addition

• Modulus

• Subtraction

• Division

What is returned if a number is even when using the modulus operator with 2?

• 1

• True

• 0

• False