ZS Interview Questions, Process, and Tips

The ZS Cognitive Assessment has a total duration of 52 minutes but it is divided into 5-6 different timed sections. It includes basic aptitude questions like matching the pattern, count the number of shapes, permutation and combinations questions.

1 hour online Case Study round followed by a 30 minute Case Debrief round with a panel member (usually a Decision Analytics Associate Consultant from ZS). You'll get a case study with some quantitative and qualitative questions and the required data in the form of plots and tables and you have to answer them as well as upload your approach taken to solve quantitative questions. In interview with the panelist, they will discuss your approach in the case study thoroughly and ask you questions based on your approach. They can also ask questions like why do you want to join ZS?

• Q1. Tell me about yourself.
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• Q2. A pharmaceutical company wants to sell a pill for diabetic patients in India. Estimate the market of the pill.
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• Q3. A person wants to open a zoo in Mumbai, for which they'll have to import animals from South Africa, should they open the zoo?
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• Q4. 3 ants are sitting on the vertices of an equilateral triangle and they start moving in a random direction along its perimeter. What is the probability of any 2 ...read more
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Basic questions on maths

Guess estimates general

• Q1. Expectatjons from company
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Had a lot of basic level questions, nothing particularly worthwhile. Really east and no real need to prepare anything.

The coding round had a leetocode easy level question which you could code in either python or java followed by MCQs regarding SQL as well as SQL query writing.

• Q1. Clinical Trials - Difference between blinded and double blinded studies
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• Q2. What is placebo effect
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• Q3. You want to race 25 horses and have only 5 tracks, how do you find the fastest 3 horses?
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