YoloBus Technical Lead Interview Questions and Answers

Print anagram of given array of string

• Iterate through each string in the array

• Sort the characters of each string to find anagrams

• Store anagrams in a separate list and print

The N+1 problem occurs when a query is executed multiple times instead of being optimized.

• Use eager loading to fetch all necessary data in a single query

• Consider using includes or joins in ActiveRecord to prevent N+1 queries

• Cache data if possible to reduce the number of queries