First round is a bunch of MCQs on data science and data analysis concepts.
Following that, there is a machine learning case study round, which works as a back and forth between you and the interviewer as they reveal more and more details about a particular dataset and you work to analyse it best you can.
Third round is a resume based round and finally you have a fit round - this one sees if you gel with the company culture.
Interview questions [1]
Question 1
MCQ round - they asked about ML concepts like F1, various classifiers, bias and variance, confusion matrix, CNNs, DNNs, RNNs.
I applied online. The process took 2 weeks. I interviewed at ZS Associates
Interview
After successfully clearing the online assessment, which included both aptitude and technical sections, I was invited to attend an online interview. The entire process, from the assessment to the interview stage, took approximately one to two weeks to complete.
Interview questions [1]
Question 1
I have been asked abiut my resume and projects.
then basics of data preprocessing and machine learning.
I applied through college or university. I interviewed at ZS Associates (Warangal) in Oct 2025
Interview
In my first-round technical interview, the interviewer started by asking for my introduction, then progressed to a discussion about my projects. The interview concluded with questions evaluating my foundational knowledge of machine learning, performance metrics, basic statistics, and the pandas Python library.
Interview questions [1]
Question 1
Find the 25th percentile of a particular column of a dataset. this is one of the question interviewer asked me
I applied through college or university. The process took 1 day. I interviewed at ZS Associates (Bengaluru) in Oct 2025
Interview
first, the interviewer asked me to introduce and then asked multiple questions on my projects for 20 min and asked some basic ml questions like what will u do if your model overfit , underfit and asked me to explain decision trees followed by 2 guesstimates and 2 puzzles and finally a simple python question
Interview questions [1]
Question 1
guesstimate how may messages will be sent in one minute in allover india