TCS vs Zoho Interview Questions
TCS lists 228 LeetCode interview questions while Zoho lists 168. They share 86 problems — 38% of TCS's bank and 51% of Zoho's. Focus on the overlap first, then drill into 142 TCS-only and 82 Zoho-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 86 overlapping problems first. These are the highest-yield questions for candidates interviewing at both TCS and Zoho.
Step 2 — Company-specific depth: Add TCS-specific problems like Friday Purchases I, Sort Colors, Single Number and Zoho-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Zoho skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
86 Shared Questions
High-priority problems to practice for both TCS and Zoho.
Showing top 30 of 86 shared problems.
Unique to TCS (142)
Problems in TCS's list that do not appear at Zoho.
| Problem | Difficulty |
|---|---|
| Friday Purchases I | Medium |
| Sort Colors | Medium |
| Single Number | Easy |
| Second Highest Salary | Medium |
| Reverse Integer | Medium |
| Remove Letter To Equalize Frequency | Easy |
| Maximum Ascending Subarray Sum | Easy |
| Count the Digits That Divide a Number | Easy |
| Maximum Product Subarray | Medium |
| Reverse String | Easy |
| Task Scheduler | Medium |
| Check if Array Is Sorted and Rotated | Easy |
Unique to Zoho (82)
Problems in Zoho's list that do not appear at TCS.
| Problem | Difficulty |
|---|---|
| Decode String | Medium |
| Compare Version Numbers | Medium |
| Sort Even and Odd Indices Independently | Easy |
| Find Winner on a Tic Tac Toe Game | Easy |
| Wildcard Matching | Hard |
| Count Monobit Integers | Easy |
| Longest Valid Parentheses | Hard |
| Merge Close Characters | Medium |
| Angle Between Hands of a Clock | Medium |
| Basic Calculator II | Medium |
| Edit Distance | Medium |
| Valid Sudoku | Medium |
Frequently Asked Questions
How many LeetCode questions do TCS and Zoho share?
TCS and Zoho share 86 LeetCode interview questions. 142 problems appear only in TCS's list and 82 appear only in Zoho's list.
What topics overlap most between TCS and Zoho?
The most common shared topics between TCS and Zoho are Array (21 shared questions), Two Pointers (10 shared questions), Hash Table (8 shared questions), String (8 shared questions), Dynamic Programming (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: TCS or Zoho?
TCS has 99 Easy, 108 Medium, and 21 Hard questions. Zoho has 54 Easy, 94 Medium, and 20 Hard questions. Zoho has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both TCS and Zoho?
Start with the 86 shared problems since they cover what both companies ask most often. Then add 20 TCS-specific and 20 Zoho-specific questions to round out your prep.