Ruby on Rails Online Test

1. CamelCase

2. ruby make

3. a web page

4. ActionPack

Correct Answer : C

1. integration test

2. <%= f.text_field :name %>

3. <% form_for() %>

4. <%= yield %>

Correct Answer : C

1. controller

2. CamelCase

3. flight_id

4. singular

Correct Answer : D

1. ActionPack

2. CamelCase

3. ruby make

4. a web page

Correct Answer : B

1. development, test, production

2. render :partial

3. RAILS_ENV (RAILS_ENV=production)

4. integration test

Correct Answer : A

1. because they make the partial less dependent on other code

2. the data being presented by the web page

3. their names begin with an underscore

4. the request parameters table

Correct Answer : A

1. from general to specific (‘/ads/’ and then ‘/ads/:id’)

2. include test.xml to root of “public” folder and , render (:partial=>’map’, :locals=>{:data=>’/test.xml’})

3. just replace the word “scaffold” with the word “model”

4. login method (that checks a username and password) and , a filter (that calls the login method when needed)

Correct Answer : B

1. ActionPack

2. ActiveRecord

3. a web page

4. an object

Correct Answer : A

1. :controller

2. underscores

3. ActiveRecord

4. config/routes.rb

Correct Answer : D

1. .:format (that period is a concatenation period)

2. redirect_to ” … ”

3. errors.add_to_base(“there was an error”)

4. if you’re happy with the default template, you can omit “render”

Correct Answer : D

1. the data being presented by the web page

2. HTTP methods (post, get, put, delete)

3. data from model objects AND the page template

4. before_filter :check_logged_in, :only => [:edit, :update]

Correct Answer : D

1. self-contained bundles of gems. Useful for versioning.

2. self-contained packages of Ruby code

3. Ruby Version Manager. Install and manage multiple versions of Ruby.

4. rails generate scaffold User name:string email:string

Correct Answer : A

1. ActiveRecord

2. underscores

3. an object

4. validate

Correct Answer : B

1. rails generate scaffold User name:string email:string

2. self-contained packages of Ruby code

3. self-contained bundles of gems. Useful for versioning.

4. Ruby Version Manager. Install and manage multiple versions of Ruby.

Correct Answer : B

1. self-contained bundles of gems. Useful for versioning.

2. bundle exec rake db:migrate. Using bundle exec ensures that the rake version in our Gemfile is used.

3. rails generate scaffold User name:string email:string

4. Ruby Version Manager. Install and manage multiple versions of Ruby.

Correct Answer : B

1. rails generate migration AddPhoneToTickets phone:string

2. rails records the latest timestamp of all the migrations it runs (and runs only the latest ones)

3. because they make the partial less dependent on other code

4. it can do more complex things like modifying the database structure and running tests

Correct Answer : B

1. no. arrays just keep references to objects stored in memory.

2. the data being presented by the web page

3. it is not associated with a model

4. the request parameters table

Correct Answer : A

1. right after the line introducing the class in the controller

2. a script that alters the structure of the underlying database

3. it can do more complex things like modifying the database structure and running tests

4. expression is ruby code that prints out a value in html

Correct Answer : C

1. rails generate migration AddPhoneToTickets phone:string

2. the data being presented by the web page

3. data from model objects AND the page template

4. right after the line introducing the class in the controller

Correct Answer : D

1. just replace the word “scaffold” with the word “model”

2. from general to specific (‘/ads/’ and then ‘/ads/:id’)

3. rails generate migration AddPhoneToTickets phone:string

4. do |f| (where “f” can be anything)

Correct Answer : B

1. underscores

2. it runs its validators

3. it is not associated with a model

4. their names begin with an underscore

Correct Answer : D

1. unit, functional, and integration tests

2. a script that alters the structure of the underlying database

3. so that users can’t accidentally resubmit information by refreshing the page

4. the data being presented by the web page

Correct Answer : C

1. the method within the controller to call

2. the data being presented by the web page

3. model names are singular, controller (and table) names are plural

4. in the controller: respond_to do |format| … end

Correct Answer : C

1. all important data is a resource2. every resource has a proper name (URL)

2. :format (that period is a concatenation period)

3. the method within the controller to call

4. login method (that checks a username and password) and 2. a filter (that calls the login method when needed)

Correct Answer : D

1. unit, functional, and integration tests

2. it is not associated with a model

3. id, created_at, updated_at

4. it runs its validators

Correct Answer : A

1. in the controller: respond_to do |format| … end

2. it is not associated with a model

3. redirect_to ” … ”

4. the data being presented by the web page

Correct Answer : A

1. CamelCase

2. ruby make

3. an object

4. rake db:migrate

Correct Answer : D

1. integration test

2. a responder object

3. validate

4. validates_numericality_of

Correct Answer : D

1. it runs its validators

2. it is not associated with a model

3. Representational State Transfer

4. expression is ruby code that prints out a value in html

Correct Answer : D

1. just replace the word “scaffold” with the word “model”

2. it is not associated with a model

3. username == “admin” && password == “some_password”

4. do |f| (where “f” can be anything)

Correct Answer : A