quiz nestjs 3

What are the available properties for the @Module() decorator?

• requires, export, injects and provides

• import, export, controls and provides

• imports, exports, controller, and providers

What is the first argument of the @Controller() decorator?

• it is a string, describing the name of the controller

• it is a string, describing the path / route that the controllers handles

• it is a number, describing the amount of handlers in the controller

• None of the above

What are Data Transfer Objects used for?

• DTOs are used to defined the shape of data will be returned to the client

• DTOs define the shape of data of an incoming request, and allows us to re-use the definition throughout the application

• DTOs define how we communicate between one module to another

What is the @Injectable() decorator used for?

• It is used to define that a certain class should have a shared instance across the module. The instance can then be injected using Dependency Injection, and all injectors will have access to the same instance and its state

• it is used to define that a class is a service

How would you retrieve the entire body parameters of a request?

• By Prefixing the handler parameter with the @Param()

• By Prefixing the handler parameter with the @Body()

• By Prefixing the handler parameter with the @Body('all')

How would you define a handler that can retrieve the "id" parameter from a URL?

• I'll add /:id to the handler's endpoint string definition. Then I can retrieve it using @Param('id')

• It's not possible to retrieve parameters from the request URL, only from the body

• It's not safe to pass such information in the request URL. I would use the request body for that

berapa default port dari nestjs ketika dijalankan ?

• 3000

• 300

• 30003

Apa itu MVC pada nestjs ?

• Modul View Controller

• Model View Controller

• Modal View Controller

Extension file .ts pada project nestjs bermakna?

• TypeScript

• Type Data

• Type Java Script

Apa kepanjangan dari DTO?

• Data Transition Object

• Data Transaction Object

• Data Transfer Object