ServiceNow vs Yahoo Interview Questions
ServiceNow lists 71 LeetCode interview questions while Yahoo lists 34. They share 10 problems — 14% of ServiceNow's bank and 29% of Yahoo's. Focus on the overlap first, then drill into 61 ServiceNow-only and 24 Yahoo-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ServiceNow and Yahoo.
Step 2 — Company-specific depth: Add ServiceNow-specific problems like Longest Substring Without Repeating Characters, Number of Distinct Roll Sequences, Lexicographically Smallest String After Operations With Constraint and Yahoo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: ServiceNow skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
10 Shared Questions
High-priority problems to practice for both ServiceNow and Yahoo.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Valid Parentheses | Easy |
| Longest Repeating Character Replacement | Medium |
| Two Sum | Easy |
| Median of Two Sorted Arrays | Hard |
| Reverse Linked List | Easy |
| Top K Frequent Elements | Medium |
| Find Peak Element | Medium |
| Subarray Sum Equals K | Medium |
| Combination Sum | Medium |
Unique to ServiceNow (61)
Problems in ServiceNow's list that do not appear at Yahoo.
Unique to Yahoo (24)
Problems in Yahoo's list that do not appear at ServiceNow.
| Problem | Difficulty |
|---|---|
| Maximum Depth of Binary Tree | Easy |
| Contains Duplicate | Easy |
| Serialize and Deserialize Binary Tree | Hard |
| Largest Palindrome Product | Hard |
| Roman to Integer | Easy |
| Word Break | Medium |
| Linked List Cycle | Easy |
| Matrix Cells in Distance Order | Easy |
| Non-decreasing Subsequences | Medium |
| Maximum Distance in Arrays | Medium |
| Binary Number with Alternating Bits | Easy |
| Peeking Iterator | Medium |
Frequently Asked Questions
How many LeetCode questions do ServiceNow and Yahoo share?
ServiceNow and Yahoo share 10 LeetCode interview questions. 61 problems appear only in ServiceNow's list and 24 appear only in Yahoo's list.
What topics overlap most between ServiceNow and Yahoo?
The most common shared topics between ServiceNow and Yahoo are Array (6 shared questions), Hash Table (5 shared questions), Linked List (2 shared questions), String (2 shared questions), Binary Search (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ServiceNow or Yahoo?
ServiceNow has 7 Easy, 51 Medium, and 13 Hard questions. Yahoo has 11 Easy, 20 Medium, and 3 Hard questions. ServiceNow has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ServiceNow and Yahoo?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 ServiceNow-specific and 20 Yahoo-specific questions to round out your prep.