If User is an ActiveRecord class, which choice would be expected to return an array?

Which choice is not a valid Rails route?

Given a table of blog_posts and a related table of comments (comments made on each blog post), which ActiveRecord query will retrieve all blog posts with comments created during @range?

Which choice is an incorrect way to render a partial?

Which code sample will skip running the login_required "before" filter on the get_posts controller action?

Which will delete the key-value 1 from array: 'big_data'?

How can you create a new Rails project?

What gets returned by: [1, [2, 3,[4, 5]]].flatten

A global variable has a name beginning with:

What command do you run to undo the last 5 migrations