Delete & Clear Items

The video tutorial covers implementing various functionalities in a web application, including handling the back button to clear edit states, deleting items from both the UI and data structure, updating and removing items, and implementing a clear all items feature. The tutorial concludes with a brief introduction to persisting data using local storage, which will be covered in the next video.

What is the purpose of the back button event listener?

• To save the current state

• To clear the edit state

• To navigate to the previous page

• To submit the form

Which method is used to clear the edit state?

• UIController.clearEditState

• UIController.removeState

• UIController.resetState

• UIController.clearState

What does the delete item event listener do?

• Adds a new item

• Updates an existing item

• Removes an item from the data structure

• Clears all items

How is the current item identified for deletion?

• By its type

• By its ID

• By its index

• By its name

What happens when an item is deleted from the UI?

• The item is marked as deleted

• The item is archived

• The item is removed

• The item is hidden

What additional action is taken after deleting an item from the UI?

• The state is reset

• The page is refreshed

• The item is logged

• The item is archived

What does the clear all button do?

• Removes all items from the UI

• Adds all items to the UI

• Updates all items in the UI

• Hides all items in the UI

What is the result of clicking the clear all button?

• All items are archived

• All items are removed from the data structure

• All items are marked as inactive

• All items are hidden

What is the next step after implementing the clear all functionality?

• Adding more items

• Persisting data using local storage

• Implementing a search feature

• Creating a new UI design

Why is data persistence important?

• To improve UI design

• To ensure data is not lost on refresh

• To enhance user interaction

• To increase application speed