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Walmart Interview Experience for SDE-2

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  • Difficulty Level : Medium
  • Last Updated : 26 Aug, 2021
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I participated in Codehers ’21 and called for an interview after clearing it.

Round 1:

  1. All about projects
  2. What is multithreading?
  3. What is exception handling? How do you implement it? Explaining code.
  4. What is TCP/IP handshaking?
  5. What actually happens when you are notified by the browser that the site is not safe?
  6. What do you know about DBMS?
  7. What are containers? Difference between the container and Virtual Machine.
  8. Difference between list, map, and queue.

Note:  No coding questions were asked.

Round 2: 

Two codes to write:

  1. Given an array, find the maximum sum of its subarray.
  2. Given the tree, find whether it is symmetric or not.

Two codes to explain:

  1. Level order traversal of trees
  2. Zigzag traversal of trees.

Internship Project Discussion.

  1. What is exception handling? How do you implement it? Explaining code.
  2. How you implement Thread.
  3. Why just can’t rely on threads. What is the disadvantage of thread?
  4. What is deadlock?
  5. Difference between binary mutex and semaphore?
  6. In a program, there are two threads holding and waiting for each other’s resources. How are you gonna solve the condition here?
  7. What is Normalisation in DBMS?
  8. Acid properties?

Round 3:

  1. Deep discussion on projects and questions on them.
  2. Why you are good for Walmart?
  3. Where do you see yourself in 3 years?
  4. What is your weakness?
  5. While presenting a solution for a particular problem, your teammates are not agreeing with you. What will you do?

Verdict: Selected

My Personal Notes arrow_drop_up
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