.NET Core Microservices - Define cart service interface

The video tutorial explains how to add a new card service interface in the iservice folder. It covers defining methods such as 'get card by user ID', 'add to cart async', 'update card async', and 'remove from cart async'. The tutorial emphasizes the use of generics, async methods, and handling parameters like user ID and token. It also highlights the importance of setting default values for tokens and clarifies the use of cardeto objects and card ID integers.

What is the first step in creating a new card service?

• Writing test cases for the service

• Implementing the existing interface

• Creating a new interface in the iservice folder

• Adding a new class in the iservice folder

What is the return type for methods in the card service interface?

• string

• void

• int

• Task

Which parameter is required for the 'get card by user ID' method?

• Order ID

• User ID

• Product ID

• Session ID

What is the default value for the token parameter if it is not defined?

• Empty string

• Zero

• Null

• Undefined

Which method is used to remove an item from the cart?

• clearCartAsync

• discardFromCartAsync

• removeFromCartAsync

• deleteFromCartAsync