Oracle vs Yelp Interview Questions
Oracle lists 314 LeetCode interview questions while Yelp lists 27. They share 15 problems — 5% of Oracle's bank and 56% of Yelp's. Focus on the overlap first, then drill into 299 Oracle-only and 12 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 15 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Oracle and Yelp.
Step 2 — Company-specific depth: Add Oracle-specific problems like LRU Cache, Number of Islands, Sliding Window Maximum and Yelp-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Oracle skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
15 Shared Questions
High-priority problems to practice for both Oracle and Yelp.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Two Sum | Easy |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Merge Intervals | Medium |
| Reverse Linked List | Easy |
| Valid Anagram | Easy |
| Decode String | Medium |
| Course Schedule | Medium |
| Longest Common Prefix | Easy |
| Insert Delete GetRandom O(1) | Medium |
| Word Ladder | Hard |
| String Compression | Medium |
| Top K Frequent Words | Medium |
| Reverse Words in a String | Medium |
Unique to Oracle (299)
Problems in Oracle's list that do not appear at Yelp.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Sliding Window Maximum | Hard |
| Valid Parentheses | Easy |
| Merge k Sorted Lists | Hard |
| Meeting Rooms II | Medium |
| Longest Palindromic Substring | Medium |
| Spiral Matrix | Medium |
| Minimum One Bit Operations to Make Integers Zero | Hard |
| LFU Cache | Hard |
| Search in Rotated Sorted Array | Medium |
| Asteroid Collision | Medium |
Unique to Yelp (12)
Problems in Yelp's list that do not appear at Oracle.
Frequently Asked Questions
How many LeetCode questions do Oracle and Yelp share?
Oracle and Yelp share 15 LeetCode interview questions. 299 problems appear only in Oracle's list and 12 appear only in Yelp's list.
What topics overlap most between Oracle and Yelp?
The most common shared topics between Oracle and Yelp are String (9 shared questions), Hash Table (8 shared questions), Array (7 shared questions), Sorting (5 shared questions), Heap (Priority Queue) (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Oracle or Yelp?
Oracle has 61 Easy, 194 Medium, and 59 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. Oracle has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Oracle and Yelp?
Start with the 15 shared problems since they cover what both companies ask most often. Then add 20 Oracle-specific and 12 Yelp-specific questions to round out your prep.