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Ruby On Rails Interview Questions and Answers

Ques. Is Rails Scalable?

Yes Rails gives you complete freedom to use all traditional means of scaling an application. Things like memcached, caching full pages, caching fragments are all supported. 

You can use any standard CDN to serve your media and static content as well. 

Database scaling using sharding is supported. 

Finally heroku makes your life easier by giving you the flexibility to scale up/down based on your need. Mostly websites have a peak time during which you need more servers and then there is a sleep time. Heroku makes that on-demand scaling process simpler. Companies such as makes the autoscale process easier.

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