Walmart CodeHers Interview Experience

Round 1(MCQ Challenge):

• It was an MCQ round on Dare2Compete platform.
• It consists of 30 questions to be answered in 25 minutes.
• The level of questions was Easy-Medium.

Round 2(Coding Challenge):

• It was also on Dare2Compete platform.
• It consists of 2 coding questions and duration was 90 minutes.
• Questions were from DP and Backtracking. The level of questions was Medium-Hard.

Shortlisting Criteria for Interview

• Minimum 60% in MCQ Round
• Minimum 50% in Coding Challenge

Round 3(Technical Interview Round):

• SQL query to find names of all employees that start with “Mu”
• SQL query to find second highest salary
• A string is given of even length. Break it into 2 equal halves and find if 2 halves are alike or not. Here alike means that the number of vowels should be equal in both the halves.
  • book – alike
  • textbook – not alike
• Given array of strings find kth distinct string.
  • s=[“a”, “b”, “c”, “a”], k=2   Output will be “c” (2nd distinct string)
  • s=[“aa”, “aaa”, “aaa”, “aaaa” ], k=2 Output will be “aaaa” (2nd distinct string)
• Bankers Algorithm
• What are scheduling algorithms with example
• 3-4 questions about projects that I have done

Tips: Coding question’s problem statement was a bit confusing. Take your time to understand the problem and do resolve your confusion with interviewer. Make sure you know about your projects.

Round 4(HR Round):

• Project discussion
• Strengths with real-life example
• Weaknesses
• Where do you see yourself in 5 years
• Why Walmart
• What you will do if client is not satisfied
• What will you do if you don’t agree with manager’s feedback
• What is your biggest achievement
• If you are given a chance what will you change in past

Verdict: SELECTED for 6 months SDE Intern

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