Accenture vs Morgan Stanley: Interview Question Comparison

When preparing for technical interviews at large firms, understanding the nature and focus of their coding questions is crucial for efficient study. Accenture and Morgan Stanley, while both prestigious, assess candidates through coding challenges with distinct profiles in volume, difficulty, and topic emphasis. A strategic candidate will tailor their preparation to these differences.

Question Volume and Difficulty

The data reveals a significant disparity in the sheer number of questions associated with each company.

Accenture has a much larger pool with 144 questions, categorized as Easy (65), Medium (68), and Hard (11). This high volume suggests that Accenture's interview process may pull from a broad, well-documented set of problems. The distribution is balanced between Easy and Medium, with a small number of Hard problems. This indicates a strong focus on assessing fundamental competency and reliable problem-solving under typical constraints, rather than on solving esoteric, highly complex algorithms.

Morgan Stanley has a more curated pool of 53 questions, with a breakdown of Easy (13), Medium (34), and Hard (6). The proportion of Medium questions is notably higher. This smaller, more focused set implies that their interviews might concentrate on a core group of concepts, but with greater depth. The emphasis on Medium-difficulty problems points to an expectation of proficiency in applying standard algorithms to non-trivial scenarios, requiring clean, efficient, and well-structured code.

# Example of a Medium-difficulty array problem common to both:
def max_subarray(nums):
    max_current = max_global = nums[0]
    for num in nums[1:]:
        max_current = max(num, max_current + num)
        max_global = max(max_global, max_current)
    return max_global

Topic Overlap

Both companies heavily test Array, String, and Hash Table problems. These form the bedrock of most coding interviews, testing data manipulation, iteration logic, and efficient lookup.

The key differentiator is Dynamic Programming (DP). It is a listed topic for Morgan Stanley but not for Accenture. The presence of DP aligns with Morgan Stanley's tilt towards Medium problems, as DP questions often fall into this category and test a candidate's ability to break down complex problems and optimize overlapping subproblems. While a DP question could appear at Accenture, its explicit inclusion in Morgan Stanley's topic list makes it a mandatory area of study for their interviews.

This overlap means a strong foundation in the core three topics serves both companies. For Morgan Stanley, this foundation must then be extended to include DP and potentially other graph or tree problems implied by their Medium-heavy focus.

Which to Prepare for First

Your preparation sequence should be guided by the breadth vs. depth of the question pools and your own interview timeline.

Start with Accenture's list if: You are in the early stages of general interview prep. The large volume provides extensive practice on fundamental problems across Easy and Medium difficulties. Mastering this list will solidify your skills with Arrays, Strings, and Hash Tables, which is a prerequisite for tackling Morgan Stanley's more challenging Medium problems. It builds confidence and speed.

Start with Morgan Stanley's list if: You have a firm interview scheduled with them, or you already have a solid grasp of the basics. The smaller, more intense list requires deeper focus. Preparing for Morgan Stanley first will force you to conquer Medium-level challenges and Dynamic Programming, which is a higher-order skill. Success here will likely make the majority of Accenture's questions feel more manageable, as you will have already tackled harder variants of core concepts.

In practice, a hybrid approach is effective: build your core competency using the high-volume Accenture problems, then sharpen your problem-solving depth and learn Dynamic Programming specifically for the Morgan Stanley profile.

For targeted practice, visit the Accenture question list and the Morgan Stanley question list.