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Ruby on Rails Online Test

The Ruby on Rails Online Test uses scenario-based MCQs to evaluate candidates' proficiency in creating and managing models, controllers, and views in Rails, working with databases using ActiveRecord, implementing RESTful APIs, and writing efficient and maintainable code using Ruby. Other important topics that are covered in the test include testing and debugging Rails applications, and deploying and scaling Rails applications on cloud platforms.

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Screen candidates with a 30 mins test

Test duration:  30 mins
Difficulty level:  Moderate
Availability:  Ready to use
Questions:
  • 12 Rails MCQs
  • 1 Ruby Coding Question
Covered skills:
Ruby Basics
Control Flow in Ruby
Looping with Ruby
Array and Hashes
Blocks and Sorting
Hashes and Symbols
Object-Oriented Programming
Modules and Mixins
Working with Files
Metaprogramming
MVC architecture
Database integration
Routing
Authentication
API integration
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Adaface skill assessments measure on-the-job skills of candidates, providing employers with an accurate tool for screening potential hires.

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Use the Ruby on Rails Test to shortlist qualified candidates

The Ruby on Rails Online Test helps recruiters and hiring managers identify qualified candidates from a pool of resumes, and helps in taking objective hiring decisions. It reduces the administrative overhead of interviewing too many candidates and saves time by filtering out unqualified candidates at the first step of the hiring process.

The test screens for the following skills that hiring managers look for in candidates:

  • Able to build and deploy Ruby on Rails applications
  • Proficient in Ruby syntax and its various features
  • Skilled in control flow structures in Ruby to handle program logic
  • Capable of using loops effectively for repetitive tasks in Ruby
  • Good understanding of arrays and hashes in Ruby to store and manipulate data
  • Knowledgeable in using blocks and sorting algorithms in Ruby
  • Familiar with hashes and symbols in Ruby for efficient data management
  • Experienced in object-oriented programming principles and concepts
  • Able to work with modules and mixins to enhance code reusability
  • Proficient in working with files in Ruby for reading and writing data
  • Knowledgeable in metaprogramming techniques to dynamically modify code
  • Understanding of the MVC architecture and its implementation in Rails
  • Skilled in integrating databases with Ruby on Rails applications
  • Familiar with routing concepts in Ruby on Rails for handling HTTP requests
  • Knowledgeable in implementing authentication mechanisms in Ruby on Rails
  • Capable of integrating external APIs with Ruby on Rails applications
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Screen candidates with the highest quality questions

We have a very high focus on the quality of questions that test for on-the-job skills. Every question is non-googleable and we have a very high bar for the level of subject matter experts we onboard to create these questions. We have crawlers to check if any of the questions are leaked online. If/ when a question gets leaked, we get an alert. We change the question for you & let you know.

How we design questions

These are just a small sample from our library of 15,000+ questions. The actual questions on this Ruby on Rails Test will be non-googleable.

🧐 Question

Hard

Movie query problem
Solve
Our intern created the following model scope
 image
and they want to use in this view:
 image
Which of these code snippets they use to fetch the correct results, and avoid the N+1 query issue?
 image
🧐 Question🔧 Skill

Hard

Movie query problem

4 mins

Rails
Solve
🧐 Question🔧 Skill💪 Difficulty⌛ Time
Movie query problem
Rails
Hard4 mins
Solve

Test candidates on core Ruby on Rails Hiring Test topics

Ruby Basics: Ruby Basics covers the fundamental syntax, data types, and operations in Ruby, allowing developers to understand and manipulate the language effectively.

Control Flow in Ruby: Control Flow in Ruby addresses how code execution is controlled through conditionals and loops, enabling developers to make decisions and iterate over data efficiently.

Looping with Ruby: Looping with Ruby entails repeating a block of code multiple times based on a specific condition, enabling developers to automate repetitive tasks and process collections of data.

Array and Hashes: Array and Hashes deal with organizing and managing collections of data in Ruby, providing developers with powerful tools for storing, accessing, and manipulating information efficiently.

Blocks and Sorting: Blocks and Sorting involve using closures to encapsulate blocks of code and applying sorting algorithms to arrange data in a particular order, enhancing the flexibility and functionality of Ruby programs.

Hashes and Symbols: Hashes and Symbols focus on using hash data structures and symbols in Ruby, facilitating efficient key-value pair management and providing a reliable means of accessing data within the language.

Object-Oriented Programming: Object-Oriented Programming (OOP) allows developers to model programs around real-world concepts using classes, objects, and inheritance, promoting code organization, reusability, and modularity.

Modules and Mixins: Modules and Mixins enable developers to modularize and share functionality across different classes in Ruby, facilitating code reuse and promoting a more organized and maintainable codebase.

Working with Files: Working with Files covers file manipulation and file I/O operations in Ruby, equipping developers with the ability to read, write, and control files, enabling interaction with the file system and external data sources.

Metaprogramming: Metaprogramming involves code that writes, modifies, or extends other code at runtime, allowing developers to dynamically create and customize behavior, enhancing the flexibility and power of Ruby applications.

MVC Architecture: MVC Architecture is a software design pattern that separates the application into three interconnected components: Model, View, and Controller, promoting code organization, separation of concerns, and maintainability in Ruby on Rails applications.

Database Integration: Database Integration encompasses the ability to connect, query, and manipulate relational databases within Ruby on Rails applications, enabling developers to store, retrieve, and manage persistent data efficiently within their web applications.

Routing: Routing is the process of defining and mapping URLs to controller actions in a Ruby on Rails application, directing incoming requests to the appropriate handlers and enabling developers to build dynamic and navigable web applications.

Authentication: Authentication deals with user identification and verification in a web application, allowing developers to control access, implement security measures, and ensure that users are authenticated before performing certain actions.

API Integration: API Integration provides the ability to connect and interact with external third-party APIs, allowing developers to consume and integrate data and services from other applications or platforms within their Ruby on Rails applications.

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The Adaface test library features 500+ tests to enable you to test candidates on all popular skills- everything from programming languages, software frameworks, devops, logical reasoning, abstract reasoning, critical thinking, fluid intelligence, content marketing, talent acquisition, customer service, accounting, product management, sales and more.

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Try the most advanced candidate assessment platform

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With Adaface, we were able to optimise our initial screening process by upwards of 75%, freeing up precious time for both hiring managers and our talent acquisition team alike!

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It's very easy to share assessments with candidates and for candidates to use. We get good feedback from candidates about completing the tests. Adaface are very responsive and friendly to deal with.

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We were able to close 106 positions in a record time of 45 days! Adaface enables us to conduct aptitude and psychometric assessments seamlessly. My hiring managers have never been happier with the quality of candidates shortlisted.

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We evaluated several of their competitors and found Adaface to be the most compelling. Great library of questions that are designed to test for fit rather than memorization of algorithms.

Swayam Narain, CTO, Affable

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Have questions about the Ruby on Rails Hiring Test?

How does pricing work?

You can check out our pricing plans.

Can I customize the test?

Yes, absolutely. Custom assessments are set up within 48 hours based on your job description, and will include questions on all must-have skills you specify. Here's a quick guide on how you can request a custom test. You can also customize a test by uploading your own questions.

Can I combine multiple skills into one test?

Yes, absolutely. Custom assessments are set up based on your job description, and will include questions on all must-have skills you specify. Here's a quick guide on how you can request a custom test.

What roles can I use the Ruby on Rails Test for?

Here are few roles for which we recommend this test:

  • Ruby on Rails Developer
  • RoR Programmer
  • Ruby on Rails Application Developer
Can I see a sample test, or do you have a free trial?

Yes!

The free trial includes one sample technical test (Java/ JavaScript) and one sample aptitude test that you will find in your dashboard when you sign up. You can use it to review the quality of questions and the candidate experience of giving a test on Adaface.

You can preview any of the 500+ tests and see the sample questions to decide if it would be a good fit for your requirements.

How do I interpret test scores?

The primary thing to keep in mind is that an assessment is an elimination tool, not a selection tool. A skills assessment is optimized to help you eliminate candidates who are not technically qualified for the role, it is not optimized to help you find the best candidate for the role. So the ideal way to use an assessment is to decide a threshold score (typically 55%, we help you benchmark) and invite all candidates who score above the threshold for the next rounds of interview.

I'm a candidate. Can I try a practice test?

No. Unfortunately, we do not support practice tests at the moment. However, you can use our sample questions for practice.

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