Groovy and Grails Groovy and Grails Web Development & MVC

Question 1

In Grails MVC, which artifact is responsible for handling HTTP requests and returning responses?

Accepted Answer

Controller

Answer

Domain class

Answer

Service

Answer

TagLib

Question 2

Which file extension is used for Grails Server Pages (GSP) view templates?

Accepted Answer

.gsp

Answer

.groovy

Answer

.jsp

Answer

.html

Question 3

By convention, where does Grails look for views rendered by `MyController`?

Accepted Answer

grails-app/views/my/

Answer

views/my/

Answer

views/myController/

Answer

web-app/views/my/

Question 4

What does the `render` method do in a Grails controller action?

Accepted Answer

Sends a response to the client

Answer

Saves a domain object to the database

Answer

Redirects to another URL

Answer

Generates a PDF document

Question 5

Which Grails URL mapping entry would map `/api/products` GET requests to the `ProductController.list` action?

Accepted Answer

"/api/products"(controller:'product', action:'list')

Answer

GET '/api/products' to ProductController

Answer

map("/api/products").to(ProductController.list)

Answer

route("/api/products", 'ProductController#list')

Question 6

In GSP, which tag is used to iterate over a collection?

Accepted Answer

<g:each>

Answer

<g:while>

Answer

<g:loop>

Answer

<g:forEach>