Cognizant vs Morgan Stanley Interview Questions
Cognizant lists 29 LeetCode interview questions while Morgan Stanley lists 60. They share 7 problems — 24% of Cognizant's bank and 12% of Morgan Stanley's. Focus on the overlap first, then drill into 22 Cognizant-only and 53 Morgan Stanley-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 Cognizant and Morgan Stanley.
Step 2 — Company-specific depth: Add Cognizant-specific problems like Count Subarrays of Length Three With a Condition, Smallest Value of the Rearranged Number, Fibonacci Number and Morgan Stanley-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Morgan Stanley 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 Cognizant and Morgan Stanley.
| Problem | Difficulty |
|---|---|
| Palindrome Number | Easy |
| Two Sum | Easy |
| Longest Palindromic Substring | Medium |
| Remove Duplicates from Sorted Array | Easy |
| Maximum Subarray | Medium |
| Longest Substring Without Repeating Characters | Medium |
| 3Sum | Medium |
Unique to Cognizant (22)
Problems in Cognizant's list that do not appear at Morgan Stanley.
Unique to Morgan Stanley (53)
Problems in Morgan Stanley's list that do not appear at Cognizant.
Frequently Asked Questions
How many LeetCode questions do Cognizant and Morgan Stanley share?
Cognizant and Morgan Stanley share 7 LeetCode interview questions. 22 problems appear only in Cognizant's list and 53 appear only in Morgan Stanley's list.
What topics overlap most between Cognizant and Morgan Stanley?
The most common shared topics between Cognizant and Morgan Stanley are Array (4 shared questions), Two Pointers (3 shared questions), Hash Table (2 shared questions), String (2 shared questions), Dynamic Programming (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Cognizant or Morgan Stanley?
Cognizant has 18 Easy, 10 Medium, and 1 Hard questions. Morgan Stanley has 13 Easy, 40 Medium, and 7 Hard questions. Morgan Stanley has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Cognizant and Morgan Stanley?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 20 Cognizant-specific and 20 Morgan Stanley-specific questions to round out your prep.