Cart Screen

The video tutorial guides viewers through setting up a shopping cart interface using React and Bootstrap. It covers creating a layout with rows and columns, handling empty cart states, displaying cart items, updating quantities, and calculating subtotals. The tutorial also includes adding a checkout button with redirect functionality. Key concepts include state management, mapping through items, and using Bootstrap components.

What is the purpose of changing the division to a row in the initial setup?

• To simplify the code

• To improve performance

• To organize the layout with multiple columns

• To add more styling options

How does the application determine if the cart is empty?

• By counting the number of columns

• By checking the length of cart items

• By verifying the user login status

• By checking the total price

What component is used to display each cart item?

• Table

• List Group

• Grid

• Card

Which property is used as a unique key for each cart item?

• Item price

• Item name

• Item image

• Item product ID

What happens when the quantity of a cart item is changed?

• The application crashes

• The item is removed from the cart

• The cart is cleared

• The state is updated and the price is recalculated

How is the subtotal of items calculated?

• By adding the prices of all items

• By multiplying the quantity by the price for each item and summing them

• By counting the number of items

• By applying a discount to the total price

What styling change is made to the H2 element in the subtotal section?

• Font size is increased

• Color is changed

• Text is bolded

• Font size is decreased

What condition disables the checkout button?

• If the subtotal is zero

• If the cart is empty

• If there are more than 10 items

• If the user is not logged in

What action is performed by the checkout handler?

• It logs the user out

• It redirects to the login or shipping page

• It clears the cart

• It applies a discount

What icon is used for the remove button in the cart?

• A check mark

• A plus sign

• A minus sign

• A trash can