Week 5 Quiz

gistfile1.txt

## Week 5 Quiz

## 0) Name 3 types of variables in Ruby? Put them in order from least scope to greatest.


## 1) Where do SQL queries belong, the view or controller?






## 2) Controllers are can do 4 types of operations what are they (RRFF)?








## 3) List the routes it usually take to fully implement CRUD in a web app:






## 4) What view typically holds a form that submits to the `create` action?






## 5) What view typically holds a form that submits to the `update` action?






## 6) If you forget what routes are available, what command can you run from the command line to help remember?


$ ____________



## 7) Below is part of a route.rb file that would be mapped to the appropriate controller, replace this with one line of code.



    get '/comments'
    get '/comments/new'
    get '/comments/:id/edit'
    get '/comments/:id'

    post   '/comments'
    delete '/comments/:id’
    put    '/comments/:id'




## 8) Below is the code for a controller and a view, what controller action will be hit when you click on a link labeled "click me"?

app/controllers/courses_controller.rb

    def index
      @courses = Course.all
    end

app/views/courses/index.html.erb
    <h2>Courses</h2>
    @courses.each do |course|
      <%= link_to "click me", course %>
    end

1. local varible, instance variable, class variable
2. belong to controller
3. Creat, Read, Update, Destroy
4. #index
   4.new.html.erb
   5.edit.html.erb
   6.rake routes
5. resoure :comments
6. It will raise an error: undefined method. Because theres no course method in controller file.

1. local, instance and class variables
2. they belong to the controllers
3. C(creat), R(read),U(update,D(destroy)
4. #index
5. new.html.erb
6. edit.html.erb
7. rake routes
8. resource :comments
9. The index