Vue.js 3 and Firebase for Beginners - Removing and Changing Basket Quantity

The video tutorial explains how to manage pizza quantities in a basket using JavaScript. It covers adding pizzas to a basket, implementing buttons to increase or decrease quantities, and creating functions to handle these actions. The tutorial also addresses removing items with zero quantity from the basket using the splice method. Finally, it tests the functionality and introduces the concept of updating order totals with computed properties.

What is the default quantity shown for each pizza in the basket?

• Zero

• One

• Two

• Three

Which function is triggered when the decrease button is clicked?

• subtractQuantity

• decreaseQuantity

• reduceQuantity

• addQuantity

What happens when the quantity of a pizza item is increased?

• The item is removed from the basket

• The price of the item is reduced

• The item is duplicated

• The quantity property is incremented by 1

What condition is checked before removing an item from the basket?

• If the item is expired

• If the item is out of stock

• If the quantity is zero

• If the item is on sale

Which method is used to remove an item from the basket array?

• remove

• split

• splice

• slice