ZS interview experience Real time questions & tips from candidates to crack your interview
Business Technology Analyst
ZS
3 rounds | 3 Coding
problems
Selected Interview preparation journey
Preparation
Duration: 3 Months
Topics: SQL, DBMS, Guesstimates, Puzzles, Analytical Aptitude,
Tip 1 : Practice a lot of questions on MySQL in platforms like Hackerrank as it would help a lot in the technical round.
Tip 2 : Practice plenty of guesstimates, puzzles, and business case studies.
Tip 3 : Follow a comprehensive approach to solve a case study and focus on the right approach rather than focusing on the correct answer.
Application process
Where: Campus
Eligibility: Above 6.5 CGPA
Tip 1 : A good project will help a lot in cracking the behavioral interview
Tip 2 : Put only genuine things on the resume as cross-questions will be asked them definitely.
Interview rounds
01
Round
Hard
Online Coding Interview
Duration180 Minutes
Interview date14 Sep 2020
Coding problem1
This round consisted of an MCQ round + Problem-Solving round + a video interview round, all were elimination rounds.
The MCQ round contained problems to test problem-solving skills, data interpretation, and aptitude.
If we clear the MCQ round then the problem-solving round is unlocked immediately. This round contained questions that tested the candidate's problem-solving abilities and how he reaches the optimal solutions to that problem.
If we clear this round then the video interview round is unlocked.
Video interview contained situation based questions which we were given 10 seconds to read and then answer them on camera for more than a minute.
1. Aptitude Questions
Quantitative questions on topics like probability, speed and time, work, profits and loss etc.
02
Round
Medium
Online Coding Test
Duration120 minutes
Interview date16 Sep 2020
Coding problem1
This round consisted of a business case study.
A case study was given to the candidate to study and analyze it and then formulate the approach on how to reach answers to those questions. The time for all this was 1 hour.
After that, an interviewer discussed the approach and solutions to the questions that we formulated. Why and how did we choose the particular path to that approach, everything was discussed. MySQL questions were also asked
1. SQL Qusestion
SQL query to generate a report of customer churn based on the data in the case study.
03
Round
Medium
HR Round
Duration45 Minutes
Interview date17 Feb 2021
Coding problem1
The interview was in the evening. The interviewer was a senior manager in the company.
1. Basic HR Questions
He asked me to walk through my resume. He discussed the projects and internships that I had mentioned in the resume. He also asked technical questions on my internship project as well.
After that, he asked me a guessstimate on finding the number of roads in a city to which I gave a satisfactory approach.
Then he asked me two puzzles to which I gave the correct answer. He also asked me questions on joins.
In the end, I asked him about my career journey if I was selected in the company to which he replied meticulously.
Problem approach
Tip 1 : Give a correct MECE approach.
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
What is recursion?
Choose another skill to practice
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