Ruby on Rails Ruby on Rails Testing, Security & API Development

Question 1

What testing framework does Rails include by default for unit and integration tests?

Accepted Answer

Minitest

Answer

RSpec

Answer

Cucumber

Answer

Jasmine

Question 2

What is the purpose of a Rails 'system test'?

Accepted Answer

End-to-end browser testing that simulates real user interactions

Answer

Testing database migrations

Answer

Unit testing model validations

Answer

Testing API JSON responses

Question 3

What does CSRF protection do in a Rails application?

Accepted Answer

Prevents cross-site request forgery by validating an authenticity token with form submissions

Answer

Encrypts database passwords

Answer

Sanitizes SQL queries

Answer

Blocks XSS attacks in views

Question 4

In Rails API development, which method is used to render a JSON response from a controller?

Accepted Answer

render json: @object

Answer

show json:

Answer

output :json

Answer

respond json: @object

Question 5

What is Strong Parameters in Rails and why is it used?

Accepted Answer

A security feature that requires explicitly permitting which parameters can be mass-assigned

Answer

A way to define required database columns

Answer

A method for validating parameter types

Answer

A configuration for stricter SQL queries

Question 6

Which Rails environment is used when running `rails test` by default?

Accepted Answer

test

Answer

development

Answer

staging

Answer

production