MongoDB vs Samsung Interview Questions
MongoDB lists 24 LeetCode interview questions while Samsung lists 65. They share 4 problems — 17% of MongoDB's bank and 6% of Samsung's. Focus on the overlap first, then drill into 20 MongoDB-only and 61 Samsung-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 4 overlapping problems first. These are the highest-yield questions for candidates interviewing at both MongoDB and Samsung.
Step 2 — Company-specific depth: Add MongoDB-specific problems like Word Break, Implement Trie (Prefix Tree), Snapshot Array and Samsung-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Samsung skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
4 Shared Questions
High-priority problems to practice for both MongoDB and Samsung.
| Problem | Difficulty |
|---|---|
| Merge k Sorted Lists | Hard |
| LRU Cache | Medium |
| Merge Intervals | Medium |
| Search in Rotated Sorted Array | Medium |
Unique to MongoDB (20)
Problems in MongoDB's list that do not appear at Samsung.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Implement Trie (Prefix Tree) | Medium |
| Snapshot Array | Medium |
| Intersection of Two Arrays | Easy |
| Text Justification | Hard |
| Convert JSON String to Object | Hard |
| Insert Interval | Medium |
| Web Crawler Multithreaded | Medium |
| Stock Price Fluctuation | Medium |
| Course Schedule II | Medium |
| Merge Two Binary Trees | Easy |
| Sliding Window Maximum | Hard |
Unique to Samsung (61)
Problems in Samsung's list that do not appear at MongoDB.
Frequently Asked Questions
How many LeetCode questions do MongoDB and Samsung share?
MongoDB and Samsung share 4 LeetCode interview questions. 20 problems appear only in MongoDB's list and 61 appear only in Samsung's list.
What topics overlap most between MongoDB and Samsung?
The most common shared topics between MongoDB and Samsung are Linked List (2 shared questions), Array (2 shared questions), Divide and Conquer (1 shared questions), Heap (Priority Queue) (1 shared questions), Merge Sort (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: MongoDB or Samsung?
MongoDB has 3 Easy, 15 Medium, and 6 Hard questions. Samsung has 12 Easy, 36 Medium, and 17 Hard questions. Samsung has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both MongoDB and Samsung?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 MongoDB-specific and 20 Samsung-specific questions to round out your prep.