NVIDIA vs Oracle Interview Questions
NVIDIA lists 136 LeetCode interview questions while Oracle lists 314. They share 85 problems — 63% of NVIDIA's bank and 27% of Oracle's. Focus on the overlap first, then drill into 51 NVIDIA-only and 229 Oracle-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 85 overlapping problems first. These are the highest-yield questions for candidates interviewing at both NVIDIA and Oracle.
Step 2 — Company-specific depth: Add NVIDIA-specific problems like Special Binary String, Minimum Operations to Reduce an Integer to 0, Maximum Number of Visible Points and Oracle-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
85 Shared Questions
High-priority problems to practice for both NVIDIA and Oracle.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Two Sum | Easy |
| Merge k Sorted Lists | Hard |
| Group Anagrams | Medium |
| Valid Parentheses | Easy |
| Last Stone Weight | Easy |
| Maximum Subarray | Medium |
| Maximize Greatness of an Array | Medium |
| Number of Islands | Medium |
| Restore IP Addresses | Medium |
| Search in Rotated Sorted Array | Medium |
| Trapping Rain Water | Hard |
| Missing Number | Easy |
| Find the Duplicate Number | Medium |
| Move Zeroes | Easy |
| Reverse Words in a String | Medium |
| Rotate List | Medium |
| Container With Most Water | Medium |
| Merge Intervals | Medium |
| Sliding Window Maximum | Hard |
| Merge Sorted Array | Easy |
| Top K Frequent Elements | Medium |
| Add Two Numbers | Medium |
| Reverse Linked List | Easy |
| Insert Delete GetRandom O(1) | Medium |
| House Robber | Medium |
| Minimum Absolute Difference | Easy |
| Rotate Image | Medium |
Showing top 30 of 85 shared problems.
Unique to NVIDIA (51)
Problems in NVIDIA's list that do not appear at Oracle.
| Problem | Difficulty |
|---|---|
| Special Binary String | Hard |
| Minimum Operations to Reduce an Integer to 0 | Medium |
| Maximum Number of Visible Points | Hard |
| Fizz Buzz | Easy |
| Reverse Bits | Easy |
| Dot Product of Two Sparse Vectors | Medium |
| Task Scheduler II | Medium |
| Find The Original Array of Prefix Xor | Medium |
| 4Sum | Medium |
| Fibonacci Number | Easy |
| Max Sum of a Pair With Equal Sum of Digits | Medium |
| Unique Paths II | Medium |
Unique to Oracle (229)
Problems in Oracle's list that do not appear at NVIDIA.
Frequently Asked Questions
How many LeetCode questions do NVIDIA and Oracle share?
NVIDIA and Oracle share 85 LeetCode interview questions. 51 problems appear only in NVIDIA's list and 229 appear only in Oracle's list.
What topics overlap most between NVIDIA and Oracle?
The most common shared topics between NVIDIA and Oracle are Array (21 shared questions), Two Pointers (8 shared questions), Hash Table (7 shared questions), Sorting (7 shared questions), Linked List (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: NVIDIA or Oracle?
NVIDIA has 32 Easy, 89 Medium, and 15 Hard questions. Oracle has 61 Easy, 194 Medium, and 59 Hard questions. Oracle has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both NVIDIA and Oracle?
Start with the 85 shared problems since they cover what both companies ask most often. Then add 20 NVIDIA-specific and 20 Oracle-specific questions to round out your prep.