Oracle vs Tekion Interview Questions
Oracle lists 314 LeetCode interview questions while Tekion lists 23. They share 14 problems — 4% of Oracle's bank and 61% of Tekion's. Focus on the overlap first, then drill into 300 Oracle-only and 9 Tekion-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 14 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Oracle and Tekion.
Step 2 — Company-specific depth: Add Oracle-specific problems like LRU Cache, Number of Islands, Group Anagrams and Tekion-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Tekion skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
14 Shared Questions
High-priority problems to practice for both Oracle and Tekion.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Two Sum | Easy |
| Meeting Rooms II | Medium |
| Trapping Rain Water | Hard |
| Rotting Oranges | Medium |
| Maximum Subarray | Medium |
| Find Median from Data Stream | Hard |
| Count the Number of Infection Sequences | Hard |
| Word Ladder | Hard |
| Find First and Last Position of Element in Sorted Array | Medium |
| Subarray Product Less Than K | Medium |
| Daily Temperatures | Medium |
| Max Consecutive Ones III | Medium |
| Split Array Largest Sum | Hard |
Unique to Oracle (300)
Problems in Oracle's list that do not appear at Tekion.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Sliding Window Maximum | Hard |
| Valid Parentheses | Easy |
| Merge k Sorted Lists | Hard |
| Merge Intervals | Medium |
| Longest Palindromic Substring | Medium |
| Spiral Matrix | Medium |
| Minimum One Bit Operations to Make Integers Zero | Hard |
| LFU Cache | Hard |
Unique to Tekion (9)
Problems in Tekion's list that do not appear at Oracle.
Frequently Asked Questions
How many LeetCode questions do Oracle and Tekion share?
Oracle and Tekion share 14 LeetCode interview questions. 300 problems appear only in Oracle's list and 9 appear only in Tekion's list.
What topics overlap most between Oracle and Tekion?
The most common shared topics between Oracle and Tekion are Array (11 shared questions), Prefix Sum (4 shared questions), Binary Search (4 shared questions), Hash Table (3 shared questions), Sliding Window (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Oracle or Tekion?
Oracle has 61 Easy, 194 Medium, and 59 Hard questions. Tekion has 1 Easy, 16 Medium, and 6 Hard questions. Tekion has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Oracle and Tekion?
Start with the 14 shared problems since they cover what both companies ask most often. Then add 20 Oracle-specific and 9 Tekion-specific questions to round out your prep.