ServiceNow vs Zeta Interview Questions
ServiceNow lists 71 LeetCode interview questions while Zeta lists 30. They share 7 problems — 10% of ServiceNow's bank and 23% of Zeta's. Focus on the overlap first, then drill into 64 ServiceNow-only and 23 Zeta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 7 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ServiceNow and Zeta.
Step 2 — Company-specific depth: Add ServiceNow-specific problems like LRU Cache, Number of Distinct Roll Sequences, Lexicographically Smallest String After Operations With Constraint and Zeta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Zeta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
7 Shared Questions
High-priority problems to practice for both ServiceNow and Zeta.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Trapping Rain Water | Hard |
| Sliding Window Maximum | Hard |
| Maximum Subarray | Medium |
| Median of Two Sorted Arrays | Hard |
| Merge Intervals | Medium |
| Next Greater Element II | Medium |
Unique to ServiceNow (64)
Problems in ServiceNow's list that do not appear at Zeta.
Unique to Zeta (23)
Problems in Zeta's list that do not appear at ServiceNow.
| Problem | Difficulty |
|---|---|
| Apply Operations to Make Two Strings Equal | Medium |
| Split Array Largest Sum | Hard |
| Minimum Window Substring | Hard |
| Capacity To Ship Packages Within D Days | Medium |
| Palindrome Partitioning II | Hard |
| Task Scheduler | Medium |
| Remove Boxes | Hard |
| Reverse Nodes in k-Group | Hard |
| Maximal Rectangle | Hard |
| Count Univalue Subtrees | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Remove K Digits | Medium |
Frequently Asked Questions
How many LeetCode questions do ServiceNow and Zeta share?
ServiceNow and Zeta share 7 LeetCode interview questions. 64 problems appear only in ServiceNow's list and 23 appear only in Zeta's list.
What topics overlap most between ServiceNow and Zeta?
The most common shared topics between ServiceNow and Zeta are Array (6 shared questions), Sliding Window (2 shared questions), Dynamic Programming (2 shared questions), Stack (2 shared questions), Monotonic Stack (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ServiceNow or Zeta?
ServiceNow has 7 Easy, 51 Medium, and 13 Hard questions. Zeta has 0 Easy, 20 Medium, and 10 Hard questions. Zeta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ServiceNow and Zeta?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 20 ServiceNow-specific and 20 Zeta-specific questions to round out your prep.