Ruby on Rails Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Ruby on Rails Interview Questions

Questions Answers Views Company eMail

Explain bundler in rails.

801

Explain rails caching levels.

904

What is action cable?

804

Explain rest in rails routes.

841

What is a webrick web server?

857

Explain valid and invalid in rails?

790

What is the naming convention for variables?

926

Name some rails ide or editor.

799

How are blocks created?

855

Which command is used to create a migration?

868

What are generators in ruby on rails?

803

What is the main difference between procs and blocks?

804

What is active record in rails?

904

The string can be represented in single as well as double quotes. What is the difference between the two?

846

What are the hashes?

827

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Un-Answered Questions { Ruby on Rails }

How many filters are there in rails.

836

How many types of associations relationships does a model have?

743

How is calling super() different from the super call?

835

what is the difference in scope for these two variables: @@name and @name?

789

what are benefits of using active record as opposed to raw sql queries?

885

What is active record in rails?

904

What is the latest version of ruby on rails?

858

Explain testing in rails.

861

Write a program to show the functionality of request.xhr in ruby on rails ?

781

what is the difference between redirect and render in Ruby on Rails?

902

How to find second max element from database ?

845

what are the differences between rails 2.x and rails 3?

857

What are the various changes between the rails version 2 and 3?

770

What is object-relationship-model (orm)?

875

what is sweeper in Rails?

870

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