Optum Software Developer Interview Questions, Process, and Tips

Aptitude, core concepts and a code

Q1. What is the one thing you learnt from college club?
Ans. 
I learned the importance of teamwork and collaboration from my college club.
• Developed strong communication skills by working with diverse group of individuals

• Learned how to delegate tasks effectively to achieve common goals

• Gained experience in problem-solving and conflict resolution through group projects
Answered by AI
Add your answer
Q2. What is the one thing you want to expereince?
Ans. 
I want to experience living in a different country and immersing myself in a new culture.
• Traveling to a foreign country and learning about their customs and traditions

• Trying new foods and experiencing different ways of life

• Making friends with locals and exploring the local attractions
Answered by AI
Add your answer

Q1. Difference between relational and non relational dbms
Ans. 
Relational DBMS stores data in tables with predefined relationships, while non-relational DBMS stores data in flexible, schema-less formats.
• Relational DBMS uses structured query language (SQL) for querying data

• Non-relational DBMS can store data in various formats like key-value pairs, document-based, graph databases

• Relational DBMS ensures data integrity through normalization and constraints

• Non-relational DBMS offers be...read more
Answered by AI
Add your answer
Q2. Difference betweeen class,abstract class,interface in python
Ans. 
Class is a blueprint for creating objects, abstract class cannot be instantiated and can have abstract methods, interface is a contract for classes to implement certain methods.
• Class is a blueprint for creating objects with attributes and methods.

• Abstract class cannot be instantiated and can have abstract methods that must be implemented by subclasses.

• Interface is a contract for classes to implement certain methods, bu
Answered by AI
Add your answer
Q3. Project related questions were asked
Add your answer

Q1. Performace optimization, caching, redis
Add your answer
Q2. Immutable class, single ton pattern
Add your answer

Q1. Big data Architecture
Add your answer

Q1. Data modeling questions
Add your answer

Technical round was really good

Q1. What is binary search
Ans. 
Binary search is a search algorithm that finds the position of a target value within a sorted array.
• Divide and conquer approach

• Compares target value with middle element of array

• If target value is smaller, search left half; if larger, search right half

• Repeat process until target value is found or subarray is empty
Answered by AI
Add your answer
Q2. Binary search and time
Add your answer
Q3. What is linked list
Ans. 
A linked list is a data structure consisting of nodes where each node contains a data field and a reference to the next node in the sequence.
• Linked list elements are not stored in contiguous memory locations like arrays.

• Each node in a linked list contains data and a reference to the next node.

• Linked lists can be singly linked (each node points to the next node) or doubly linked (each node points to both the next and pr
Answered by AI
Add your answer
Q4. Tree data structure
Add your answer
Q5. Avl tree and write code
Add your answer