The Modern JavaScript Bootcamp (2019) - Checkbox Challenges

The video tutorial covers handling checkboxes in a todo application. It explains how to render initial values, set and read checkbox properties, and respond to changes using event handlers. The tutorial also guides on implementing a toggle function to update the todo list dynamically, ensuring changes are saved and rendered correctly. The video concludes with testing the application to verify functionality.

What is the first step in handling checkboxes in a to-do application?

• Ensure the checkbox is always checked

• Render the initial value correctly

• Always set the checkbox to false

• Ignore the checkbox state

How can you test if a checkbox is correctly set in the application?

• By checking the network requests

• By running a debugger

• By saving the file and refreshing the page

• By checking the console logs

What event should be listened for to detect changes in a checkbox?

• Change event

• Hover event

• Click event

• Focus event

What function is used to find the correct to-do item in the array?

• Array.prototype.find

• Array.prototype.filter

• Array.prototype.reduce

• Array.prototype.map

What should be done after toggling a to-do's completed status?

• Send an email notification

• Save the changes and rerender the application

• Log the change to the console

• Restart the application

Which operator is used to flip the completed status of a to-do?

• Bitwise XOR

• Logical NOT

• Logical OR

• Logical AND

What is the purpose of the toggle to-do function?

• To toggle the completed status of a to-do item

• To delete a to-do item

• To add a new to-do item

• To sort the to-do items