I applied online. I interviewed at Five9 (Melbourne, IA) in Nov 2021
Interview
1st round interview through video chat.
Started with previous projects and then few technical question.
Basic level questions were asked from he select technologies. At the end they asked to write a function to check if one word is permutation of another.
Interview questions [1]
Question 1
OOP concepts
Compare C++ with OOP languages
SQL Joins
Primary key
Foreign key
Composite Key Vs Extra column for foreign key
Aptitude test: How to check if a text is permutation of another