In a Rails application, a Gemfile needs to be modified to make use of sqlite3-ruby gems. Which of the following options will use these gems, as per the new Gemfile?

During the deployment of the Rails application through Git, you want certain files to be ignored. Which of the following files performs that operation?

Given below are two statements regarding Rails testing: Statement X: Unit tests are used to test models. Statement Y: Functional tests are used to test controllers. Which of the following statements is true?

Which will change a Rails 3 app to run in production mode?

Which of the following validations checks if a passed value is an enumeration and falls in the given range?

Which option will correctly show an image in the HTML ERB template in Rails?

Choose the correct result p a = 1, a = 2

Which one IS NOT an application server:

Given code: ; module Wheeled; end ; class Vehicle; end ; class Car < Vehicle ; include Wheeled ; end ; What is the value of this expression: Car.new.kind_of? Wheeled

If your controller gets an action that it will render a template for, and you need to add a flash notice to the page, you'd use:

Output of the following ? person1 = 'Tim' person2 = person1 person1[0] = 'J' puts person1 puts person2