Oracle Application Developer interview questions

If the patient has_many doctors and doctors has_many patients. Have to load patient records who are having at least 2 or more doctor_ids

Include a module in a class, and try to access all its instance and class methods from that class.

How to pass multiple blocks to a particular single method

Example of the decorator pattern

How ActiveRecord Query methods will work. What changes need to do some 'make' method should work as 'where'

In a given array: arr = [1,2,3,4,5,6,7,8,9,10], how to make combination of 2 elements in arrays

1) Create a tiny RESTful JSON API to index a page's content using Ruby on Rails - Should receive the URL of the page - grab its content and store its content with the tags h1, h2, h3, and the links - other API should list the URLs and the content stored in the database - API must only store content - inside HTML header tags (H1, H2, H3) - links URLs 2) Within this assignment, the following skills will be assessed: - Software Design - API Design and REST - Testing - Code Performance and scalability - DRY - Separation of Concerns - Clarity