Omnicell Software Developer Interview Questions and Answers

Q1. Sort colours or the dutch flag problem
Ans. 
The Dutch Flag problem involves sorting an array of strings with three possible values in a specific order.
• Create three pointers to keep track of the boundaries of each color group

• Iterate through the array and swap elements to group them in the correct order

• Time complexity of O(n) can be achieved by a single pass through the array
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Q1. Rotate array leetcode question
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Q2. Longest palindormic substring
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Q1. Print all the subsequences of a string
Ans. 
Generate all possible subsequences of a given string.
• Use recursion to generate all possible combinations of characters in the string.

• At each step, include or exclude the current character to form subsequences.

• Store each subsequence in an array of strings.
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Q2. Print longest substring with k unique values
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Find and print the longest substring with k unique characters in an array of strings.
• Iterate through the array of strings and keep track of the longest substring with k unique characters.

• Use a sliding window approach to efficiently find the longest substring.

• Keep a hashmap to store the frequency of characters in the current window.

• Update the window boundaries based on the number of unique characters.

• Return the longest ...read more
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Q1. Behaviour quesions
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Hacker rank aor direct interview

Q1. Simple Oops question.
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Q2. Basic programming theories and questions.
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I was asked two problem solving question and i was able to code both problem with multiple approaches.
Also i was asked two technical question, in which i was able to answer one question. even then, i was not shortlisted for next round.

I was interviewed back in 2020 that time they had mettle test which consisted of 2 medium leetcode questions and 10 MCQ related to time complexity

Q1. Typical DSA questions, had to solve and explain on board
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Q2. DFS, tree, height depth diameter went in followups
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Q1. Again A DSA round started off with a DP question, discussion hashing inbetween and ended with a topological sort question
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Q1. Hiring manager technical round wanted we design a car selling app
Ans. 
A car selling app connects buyers and sellers, offering features like listings, search filters, and secure transactions.
• User Authentication: Allow users to create accounts and log in securely.

• Car Listings: Sellers can create detailed listings with photos, descriptions, and prices.

• Search Filters: Buyers can filter cars by make, model, price range, and location.

• In-app Messaging: Enable communication between buyers and se...read more
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Q1. Behavioral questions
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Coding test on Hackerrank with easy to medium, well-known problems.

Q1. Basic DS and algo problems
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Q2. Basic DS & algo problems
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Q3. Data structures and algo
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Q4. That was it, only coding problems
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Q1. This one was more around CS fundamentals
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Q2. And then some random problems based on my expertise mentioned in the resume
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Q3. And some HR type problems
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Q4. Why you want to join Myntra
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Q5. Where do you see yourself in 5 years from now
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Q6. Any questions I had for the interviewer
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Q1. This was a typical HR round
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Q2. Where did you intern?
Ans. 
I interned at XYZ Corp, where I developed web applications using Java and Spring Boot, enhancing my skills in full-stack development.
• Hands-on Experience: I worked on a team to develop a customer management system, which improved my understanding of Java and Spring Boot.

• Agile Methodology: I participated in daily stand-ups and sprint planning, gaining experience in Agile practices and team collaboration.

• Code Reviews: I e...read more
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Q3. Did you have any other companies on campus?
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Q4. Did you get selected in other companies?
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Q5. Which company you wanted to join the most?
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I aspire to join a company that values innovation, collaboration, and impactful technology solutions, like Google or Microsoft.
• Innovation: Companies like Google are at the forefront of technological advancements, constantly pushing boundaries with projects like AI and cloud computing.

• Collaborative Culture: Microsoft fosters a collaborative environment, encouraging teamwork and diverse perspectives, which enhances creat...read more
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Q6. It wasn't Myntra so he asked why Myntra?
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Q7. Random question - backend or frontend?
Ans. 
Choosing between backend and frontend depends on your interests in user interface design or server-side logic and data management.
• Frontend focuses on user experience; examples include HTML, CSS, and JavaScript frameworks like React or Angular.

• Backend involves server-side logic, databases, and APIs; examples include Node.js, Python with Django, or Ruby on Rails.

• Frontend developers often work closely with designers to cr...read more
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Q8. One last question which was kind of technical, related to ML and AI (it was for an automated tool they were planning to build to automate the interviewing process)
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Q1. Find the missing smallest positive integer
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Q2. Given an array of 0,1,2, Sort the array
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KMP algorithm was asked, need to give efficent solution