Top 20 ROR Interview Questions

Some of the most important questions asked in Barclays India And TCS for Ruby On Rails Developer Position , but these questions can be asked in any company which is recruiting ROR developers . • What are Modules in Apache?• How does HTTP work, and specifically how does a web page appear in my browser?• How to link your public directory to apache conf to serve assets ?• How would you assess how “deployable” a software system is?• What is Tracebility Matrix ?• What is Resident memory in Ruby ?• How New Relic works on different components of rails ?• What are components of Puppet ?• What is the difference between Puppet. Vagrant and Docker• How to Load balance servers using Ruby Modules ?• What is LDAP & AD how to configure them ?• What is DML, DCL, DDL in SQL ?• How to Replicate a NoSQL DB ?• What is Kernel Programming in ruby how to bind and unbind Context in ruby?• Write a Nagios Plugin in ruby which returns the health on mysql ?• What is Database Sharding ?• Which backup is Good when it comes to backing up database and why ?(Hint: Incremental or Differential)• How would you monitor your Rails Application Performance ?• What are the Different deployment tools(Automation) available in ruby ?• What is MVVM in Javascript ? Post Comments And Suggestions And Answers if you know them . Thanks Santosh for compiling this list .