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Cognizant case interviews are one of the most difficult parts of the interview process. You will need to ace every single Cognizant case interview in order to land a job offer.
If you have an upcoming interview with Cognizant, we have you covered. In this article, we’ll cover exactly what you need to do to crush your Cognizant case interview and land the job offer. In this article, we’ll cover:
If you’re looking for a step-by-step shortcut to learn case interviews quickly, enroll in our case interview course. These insider strategies from a former Bain interviewer helped 30,000+ land consulting offers while saving hundreds of hours of prep time.
Cognizant typically has three rounds of interviews. You will be asked a mix of resume questions, behavioral questions, motivational questions, and case interviews.
Your Cognizant interview process may look like the following:
The exact interview process that you go through may vary depending on the specific office or role that you are interviewing for.
Resume questions will dive deeper into your work experiences, skills, and accomplishments.
Behavioral questions ask you to draw upon a time or experience in the past in which you demonstrated a particular skill or quality. Examples include:
Motivational questions will dive deeper into your passions and interests. Expect to be asked why you are interested in consulting and why you want to work for Cognizant.
In addition to these interview questions, you may also be given one or two case interviews throughout the Cognizant interview process.
Unlike other consulting firms, Cognizant does not place as much of an emphasis on case interviews. Most interview questions are focused on your resume.
Nevertheless, you should still be fully prepared for Cognizant case interviews because you’ll likely be given at least one.
Like most consulting firms, Cognizant uses case interviews to assess candidates.
A case interview, also known as a “case” for short, is a 30 to 60-minute exercise in which you and the interviewer work together to develop a recommendation or answer to a business problem.
These business problems can be anything that real companies face:
Cognizant case interviews simulate what the consulting job will be like by placing you in a hypothetical business situation. Cases simulate real business problems that Cognizant solves for their clients. Many Cognizant case interviews are based on actual projects that interviewers have worked on.
While consulting projects typically last between 3 to 9 months, Cognizant case interviews condense solving the business problem into just 30 to 45 minutes.
Cognizant case interviews can cover any industry, including retail, consumer packaged goods, financial services, energy, education, healthcare, government, and technology.
They can also cover a wide range of business situations, including entering a new market, launching a new product, acquiring a company, improving profitability, and growing revenues.
Although Cognizant case interviews cover a wide range of industries and business situations, no technical or specialized knowledge is needed.
Nailing your Cognizant case interviews is critical to getting a job offer. You will need to pass every single one of your Cognizant case interviews.
Cognizant case interviews assess five different qualities or characteristics: logical and structured thinking, analytical problem solving, business acumen, communication skills, and personality and cultural fit.
Logical and structured thinking: Consultants need to be organized and methodical in order to work efficiently.
Analytical problem solving: Consultants work with a tremendous amount of data and information in order to develop recommendations to complex problems.
Business acumen: A strong business instinct helps consultants make the right decisions and develop the right recommendations.
Communication skills: Consultants need strong communication skills to collaborate with teammates and clients effectively.
Personality and cultural fit: Consultants spend a lot of time working closely in small teams. Having a personality and attitude that fits with the team makes the whole team work better together.
All of these five qualities can be assessed in just a 30 to 60-minute case interview. This is what makes Cognizant case interviews so effective in assessing consulting candidates.
There are generally six steps to solving a Cognizant case interview.
1. Understand the case
Your Cognizant case interview will begin with the interviewer giving you the case background information. While the interviewer is speaking, make sure that you are taking meticulous notes on the most important pieces of information. Focus on understanding the context of the situation and the objective of the case.
Don’t be afraid to ask clarifying questions if you do not understand something. You may want to summarize the case background information back to the interviewer to confirm your understanding of the case.
The most important part of this step is to verify the objective of the case. Not answering the right business question is the quickest way to fail a case interview.
2. Structure the problem
The next step is to develop a framework to help you solve the case. A framework is a tool that helps you structure and break down complex problems into smaller, more manageable components. Another way to think about frameworks is brainstorming different ideas and organizing them into different categories.
Before you start developing your framework, it is completely acceptable to ask the interviewer for a few minutes so that you can collect your thoughts and think about the problem.
Ideally, you want your framework to be as MECE as possible. MECE stands for mutually exclusive and collectively exhaustive. You want each element of your framework to have zero overlap with the other elements. Additionally, you want the sum of the elements of your framework to cover all of the important issues or areas of the case.
Once you have identified the major issues or areas that you need to explore, walk the interviewer through your framework. They may ask a few questions or provide some feedback.
For a complete guide on how to create tailored and unique frameworks for each case, check out our article on case interview frameworks.
3. Kick off the case
Once you have finished presenting your framework, you’ll start diving into different areas of your framework to begin solving the case. How this process will start depends on whether the case interview is candidate-led or interviewer-led.
If the case interview is a candidate-led case, you’ll be expected to propose what area of your framework to start investigating. So, propose an area and provide a reason for why you want to start with that area. There is generally no right or wrong area of your framework to pick first.
If the case interview is interviewer-led, the interviewer will tell you what area of the framework to start in or directly give you a question to answer.
Cognizant case interviews are generally interviewer-led, but you may occasionally be given a candidate-led case.
4. Solve quantitative problems
Your Cognizant case interview will most likely have some quantitative aspect to them. For example, you may be asked to calculate a certain profitability or financial metric. You could also be asked to estimate the size of a particular market or to estimate a particular figure.
The key to solving quantitative problems is to lay out a structure or approach upfront with the interviewer before doing any math calculations. If you lay out and present your structure to solve the quantitative problem and the interviewer approves of it, the rest of the problem is just simple execution of math.
When doing case interview math, make sure to talk through your thinking and calculations out loud. The interviewer should be able to easily follow what you are doing in each step of your calculations. Once you have calculated the answer, explain how your answer impacts the recommendation that you are beginning to form.
5. Answer qualitative questions
Your Cognizant case interviews will likely also have qualitative aspects to them. You may be asked to brainstorm a list of potential ideas. You could also be asked to provide your opinion on a business issue or situation.
The key to answering qualitative questions is to structure your answer. When brainstorming a list of ideas, develop a structure to help you neatly categorize all of your ideas. When giving your opinion on a business issue or situation, provide a summary of your stance or position and then enumerate the reasons that support it.
When you finish answering a qualitative question, connect your answer back to the case objective. How does your answer impact the recommendation that you are beginning to form?
6. Deliver a recommendation
In the last step of the case interview, you’ll present your recommendation and provide the major reasons that support it. You do not need to recap everything that you have done in the case, so focus on only summarizing the facts that are most important.
It is also good practice to include potential next steps that you would take if you had more time or data. These can be areas of your framework that you did not have time to explore or lingering questions that you do not have great answers for.
Cognizant does not provide any specific case interview examples on their website. However, we were able to pull case interview questions that were asked in previous Cognizant interviews from online forums.
These Cognizant case interview examples should give you a good sense of the types of questions to expect on interview day.
Example #1: A large agricultural and farm equipment manufacturer and distributor is considering acquiring a fertilizer company. Should this acquisition be made? If so, how would you value how much this fertilizer company is worth?
Example #2: Nordstrom has been seeing a decline in profitability in its stores. What is causing this issue and what can be done to reverse it?
Example #3: A beverage company earned $1B in sales five years ago. However, in the past five years, revenue has dropped to $800M. You have been hired to determine why sales have gone down and what the beverage company can do to turn around this trend.
Example #4: A large consumer products conglomerate is interested in entering the clothes washing and drying business in the United Kingdom. They plan to set up a chain of retail shops that offer clothes washing and dry cleaning services. Should they enter this market?
Example #5: A large chain of department stores has experienced sluggish growth over the past decade. What can they do to increase the company’s annual growth rate?
Example #6: A travel agency based in New York City makes a 10% commission on all of its travel bookings. Their current profit before taxes is $1M, which is below the industry average range of $2M to $4M. Why are they making less than the industry average?
Example #7: A British producer of soft drinks is considering investing in a new fast food restaurant chain in the United States. Should they pursue this path? If so, how should they go about execution?
Example #8: An American chewing gum company has 25% profit margins and has traditionally focused on producing gums and mints. A new CEO has been appointed and he has promised shareholders that he would double revenues while maintaining profit margins over the next five years. What would you recommend the company to do?
Example #9: An American pulp and paper company has seen two consecutive quarters of negative profits. You have been hired by the CEO to turn around his company. What should the company do?
Example #10: A luxury hotel chain is considering installing mini-bars in guest rooms. The CEO of the company would like to know if the revenue opportunity is large enough to make this investment worth it. What would you recommend?
There are seven steps to preparing for Cognizant case interviews.
1. Understand what a case interview is
The first step in preparing for Cognizant case interviews is to understand exactly what case interviews are.
When you are familiar with what case interviews are, it is important to know what a great Cognizant case interview performance looks like.
Knowing what a great Cognizant case interview performance looks like will facilitate how quickly you learn case interview strategies in the next step.
Before continuing onto the next step, you should be familiar with:
2. Learn the right strategies
Now that you have sufficient background knowledge, the next step in preparing for Cognizant case interviews is to learn the right strategies to build good case interview habits.
It is much more effective to learn the right case strategies the first time than to learn poor strategies and try to correct them later.
The quickest, most efficient way to learn these strategies is to go through our Comprehensive Case Interview Course.
If you prefer reading case interview prep books instead, the three I recommend are:
Hacking the Case Interview provides strategies on exactly what to do and what to say in every step of the case interview. It is a concise and straight to the point guide. I recommend this book as the first book to read for beginners.
Case Interview Secrets teaches core concepts such as the issue tree, drill-down analysis, and a hypothesis driven approach. It illustrates these concepts through stories and anecdotes. If you have read Hacking the Case Interview, I recommend also reading this book to get perspectives from a second author. Check out our full review of Case Interview Secrets.
Case in Point provides a ton of specific and complex frameworks. However, you likely won’t be using many of these in an actual case interview because many of them are overly complex and specific. If you have time, it may be useful to skim through this book. Check out our full review of Case in Point.
At the bare minimum, read either the first or second book. If you have the time, read the first two books so that you can get strategies from two different authors.
Make sure to spend sufficient time learning the right strategies before starting to practice cases. It is ineffective to practice cases if you have no idea what strategies to practice and refine.
Before moving onto the next step, you should at least have strategies for the following parts of a case interview:
3. Practice 3-5 cases by yourself
Once you have learned the right strategies, the next step in Cognizant case interview prep is to practice.
When practicing case interviews, it is usually better to practice with a case interview partner than to practice by yourself. Casing with a partner better simulates the real case interview experience.
However, when you are just starting to practice, I recommend doing the first 3 – 5 cases by yourself.
There are three reasons for this:
4. Practice 5-10 cases with a partner
The next step in preparing for Cognizant case interviews is to case with a partner.
Casing with a partner is the best way to simulate a real case interview. There are many aspects of case interviews that you won’t be able to improve on unless you practice live with a partner.
When practicing cases with a partner, ensure you are spending enough time after cases to deliver feedback.
For a case that takes around 30 – 40 minutes, spend at least 15 – 20 minutes for feedback. Much of your learning and improvement will come from these feedback sessions.
Do not move onto the next step until you have done at least 5 – 10 cases and are beginning to feel comfortable with case interviews.
5. Practice with a former or current consultant
At this point, I highly recommend asking former or current consultants to give you a practice case. This will significantly help you prepare for case interviews.
Doing a mock case with a former or current consultant is highly advantageous because they know exactly how to run cases and give feedback. You’ll receive incredibly helpful feedback that your previous case partners likely missed.
If you feel that you are plateauing with your case partner, that is a sign you should do a mock case interview with a former or current consultant.
You can find former or current consultants among:
I would not ask a consultant that is involved with the consulting recruiting process for a case too prematurely. Although these practice cases are not evaluative, some firms will actually make note of how well you perform during the practice case.
At this point, you will have accumulated a long list of improvement areas from all of the different people you have cased with.
6. Work on your improvement areas
In this step of preparing for Cognizant case interviews, you will work on strengthening and fine-tuning your improvement areas. Examples of common improvement areas include:
Try to focus on improving one thing at a time. This is much more effective than trying to improve everything at once.
For some areas, such as math, it will be better to work independently. For other areas, such as learning to proactively lead the case, it will be better to work with a case partner.
If you are looking for more cases, look at the resources listed in step four. If you are looking for specific drills or practice problems for a particular part of a case interview, check out The Ultimate Case Interview Workbook.
Do not move onto the next step until you have finished working on all of your improvement areas.
7. Stay sharp
If you have progressed this far, congratulations! You have almost finished preparing for Cognizant case interviews.
Once you feel that you have no more improvement areas to work on, the key is to not burn yourself out by doing too many unnecessary cases.
While each case that you do makes you slightly better, there is a point when doing too many cases can create case fatigue right before your interview. Case fatigue can negatively impact your interview performance.
On the other hand, you also don’t want to go weeks without having done a case. You may end up forgetting strategies or become rusty and slow.
Once you have achieved case mastery, I recommend doing no more than 2 cases per week in the weeks leading up to your interview. This ensures that you remain sharp for case interviews, but don’t have case fatigue.
Below are our most important tips for preparing for Cognizant case interviews.
1. Start preparing early
Mastering Cognizant case interviews takes time. Many of the skills and techniques needed to solve cases can’t be learned in just a day or in a week. Ideally, start preparing for your case interviews at least a month or two in advance to give yourself enough time to learn and practice.
2. Learn the right strategies the first time
It is much more effective to learn the right case interview strategies the first time than to learn poor strategies and then trying to correct them later. Building good case interview habits takes time, so you want to develop good habits from the beginning.
3. Practice with a case partner
Practicing Cognizant case interviews with a partner is the best way to simulate a real case interview. There are many aspects of cases that you won’t be able to work on if you are doing mock cases by yourself. Casing with a partner lets you practice your communication, presentation, and collaboration skills.
4. Structure your approach before doing any math calculations
Before doing any math calculations, lay out an upfront approach or structure to walk the interviewer through what you are about to do. Developing a structure will help you avoid making unnecessary calculations or reaching a dead-end. If the interviewer approves of your approach, then the rest of the math problem is simple arithmetic.
5. Talk through your calculations out loud
Talking through your calculations out loud provides two benefits. One, it decreases the likelihood that you’ll make a mistake. Two, it makes it easier for the interviewer to follow what you are doing. If you happen to get stuck or make a mistake, the interviewer can jump in to offer suggestions or guidance. The interviewer cannot do this if you are not communicating exactly what you are doing.
6. Sense check your numbers
Accidentally missing zeroes or adding extra zeroes during your case interview calculations is the most common math mistake. To avoid this, you can do a quick sense check after each calculation to confirm that your answer is the right order of magnitude.
For example, if you are multiplying 115 million by 22, you should expect your answer to be in the billions because 100 million * 20 = 2 billion.
7. Have a firm recommendation
You do not want to have a flimsy recommendation in which you switch back and forth between two different recommendations. Instead, have a recommendation that takes a firm stance. Remember that there is no right or wrong recommendation. As long as your recommendation is supported with data and evidence, your recommendation will be accepted.
8. Answer “so what?” after every question
When the interviewer asks you a quantitative or qualitative question during your Cognizant case interview, don’t just answer it and stop there. After answering the question, ask yourself: “so what?” How does your answer help you solve the overall business problem? What implications does your answer have for your potential recommendation? You should be tying each answer that you give back to the case objective.
9. Be coachable and easy to work with
During a case interview, you not only need to demonstrate that you can solve the case, but you also need to demonstrate that you would be a great fit for the consulting firm. At the end of the interview, the interviewer will ask themself: “Would I want to work with this person?”
An easy way to pass this is to be coachable and easy to work with. When the interviewer provides suggestions or guidance, take them. When the interviewer challenges your answer, politely provide your rationale but acknowledge that you understand the interviewer’s points.
10. Be enthusiastic
During the interview, display enthusiasm. This not only makes the interview more fun and interesting for the interviewer, but it also demonstrates that you are passionate about consulting and working at the firm. Interviewers want to hire candidates that love their job and work hard. Displaying enthusiasm is an indicator for these characteristics.
Here are the resources we recommend to land a Cognizant consulting offer:
For help landing consulting interviews
For help passing case interviews
For help passing consulting behavioral & fit interviews