Optum interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Optum
3 rounds | 6 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 2 Months
Topics: Data Structures,DBMS,SQL,OOPS, Algorithms
Tip 1 : Focus on problem solving and quality questions, rather than number of questions
Tip 2 : Practice Mock interviews with your friends and work on explaining skills
Tip 3 : Prepare short notes for theory subjects
Tip 4 : All aspects of project must be carefully evaluated before mentioning in resume
Application process
Where: Campus
Eligibility: Above 7 CGPA
Tip 1 : Simple and crispy
Tip 2 : Not entire description of project just a brief is fine
Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 minutes
Interview date6 Aug 2020
Coding problem1
Online coding round was conducted in evening at 5:00 PM
Round was on Hacker rank, Strict proctoring was there and no tabs switching was allowed
1. Binary to Decimal
Easy
15m average time
80% success
0/40
Asked in companies
Ninja is given a binary number as a string ‘S’ of size ‘N’, he is asked to convert it into its decimal equivalent (as an Integer) and print it.
Note:
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02
Round
Medium
Video Call
Duration40 minutes
Interview date13 Aug 2020
Coding problem3
This was an Video interview round
Interview was conducted around 11:30 AM
Platform : Cisco Webex
Interview was very friendly and always helped whenever i was stucked
1. Pair Of Primes
Moderate
15m average time
85% success
0/80
Asked in companies
Given a positive even integer 'K', your task is to find two prime numbers whose sum is equal to 'K'. If there are multiple answers, you may find any.
Example , f...
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2. SQL Question
SQL query to find the Nth salary in the database
3. Puzzle
There are 1000 wine bottles. One of the bottles contains poisoned wine. A rat dies after one hour of drinking the poisoned wine. How many minimum rats are needed to figure out which bottle contains poison in hour.
03
Round
Medium
Video Call
Duration30 Minutes
Interview date14 Aug 2020
Coding problem2
This was the second interview round
It was conducted around 3:00 PM
Intrview was very senior and silent, he didnt said anything and directly jumped to questions
1. Course Schedule II
Hard
50m average time
50% success
0/120
Asked in companies
You have been given ‘N’ courses and some courses may have prerequisites. Now consider a matrix ‘PREREQUISITES’ of ...
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2. OOPS Questions
Asked me about OOP pillars and Basic functioning of Pointers
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
What is the result of 4 % 2?
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