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BankBazaar Lead Data Scientist Interview Questions and Answers

Updated 2 Aug 2023

BankBazaar Lead Data Scientist Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Aug 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. CV walthrough and project related questions. Aptitude questions.
Round 3 - Technical 

(1 Question)

  • Q1. Modelling related questions like what metrics to track for model performance, AI ML logics, sql joins etc.
Round 4 - One-on-one 

(1 Question)

  • Q1. Culture fitment

Interview Preparation Tips

Topics to prepare for BankBazaar Lead Data Scientist interview:
  • Data Modeling
  • Logistic Regression
  • MS SQL

Interview questions from similar companies

Interview Questionnaire 

5 Questions

  • Q1. Tell me about yourself
  • Ans. 

    I am a data analyst with experience in analyzing and interpreting complex data sets to drive business insights.

    • Experienced in using statistical analysis tools such as Python, R, and SQL

    • Proficient in data visualization tools like Tableau and Power BI

    • Skilled in data cleaning, data mining, and data modeling techniques

    • Strong problem-solving and critical thinking skills

    • Effective communicator and team player

    • Example: I have w...

  • Answered by AI
  • Q2. Biggest hurdle you faced during the work you did t organise the tech fest of your college
  • Ans. 

    The biggest hurdle I faced during organizing the tech fest of my college was securing sponsorships.

    • Difficulty in convincing companies to sponsor the event

    • Limited budget for organizing a large-scale tech fest

    • Competition with other college events for sponsorships

    • Negotiating sponsorship deals and ensuring deliverables

    • Finding sponsors aligned with the theme and objectives of the tech fest

  • Answered by AI
  • Q3. Would you go for an MBA?
  • Ans. 

    Yes, pursuing an MBA can enhance my skills and open up new career opportunities.

    • An MBA can provide a strong foundation in business and management principles.

    • It can help develop analytical and problem-solving skills.

    • An MBA can broaden my network and provide access to valuable connections.

    • It can open up leadership roles and higher-level positions in organizations.

    • Having an MBA can increase earning potential and job prosp...

  • Answered by AI
  • Q4. Reliance fresh wants to open a store in north-eastern part of India. Should it or should it not?
  • Ans. 

    Yes, Reliance Fresh should open a store in the north-eastern part of India.

    • The north-eastern part of India has a growing population and increasing consumer demand.

    • Reliance Fresh can tap into the untapped market potential in the region.

    • Opening a store in the north-eastern part of India can help Reliance Fresh expand its presence and increase its market share.

    • Reliance Fresh can leverage its existing supply chain and dist...

  • Answered by AI
  • Q5. Guesstimate the number of people travelling by local metro in mumbai
  • Ans. 

    The number of people travelling by local metro in Mumbai is estimated to be in millions.

    • Mumbai has a population of over 20 million people.

    • The local metro is a popular mode of transportation in Mumbai.

    • During peak hours, the metro trains are usually crowded.

    • The metro network in Mumbai is extensive, covering various parts of the city.

    • The number of daily commuters on the metro can be estimated based on population density a

  • Answered by AI

Interview Preparation Tips

Round: Resume Shortlist
Experience: cpi above 7.0

Round: Test
Experience: Basic maths, shares related questions and english
Duration: 1 hour
Total Questions: 40

Round: Technical + HR Interview
Experience: Very easy round.

Skills: Aptitude, Communication, Quantitative Aptitude, Leadership Skills, Technical Skill
College Name: IIT Kanpur

I applied via Campus Placement and was interviewed in Dec 2021. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Technical questions on sql

Interview Preparation Tips

Interview preparation tips for other job seekers - it is good experience and moderate prepare for sql, data visualisation etc,it lasted for 2 hrs 30 mins. the interviwers want to test by both technical and soft skills
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Approached by Company and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Implement lag() and lead() without using lag() or lead()
  • Ans. 

    Implement lag() and lead() functions without using lag() or lead()

    • To implement lag(), shift the values in the array by one position to the right

    • To implement lead(), shift the values in the array by one position to the left

    • For example, to implement lag() on [1, 2, 3, 4], you can shift the values to get [null, 1, 2, 3]

    • For lead(), you can shift the values to get [2, 3, 4, null]

  • Answered by AI
  • Q2. How will you go about optimising a query?
  • Ans. 

    Optimising a query involves identifying bottlenecks and improving efficiency.

    • Identify slow-performing queries using tools like query execution plans.

    • Optimize database indexes to speed up query performance.

    • Limit the number of columns and rows returned in the query.

    • Avoid using SELECT * and instead specify only the necessary columns.

    • Use appropriate data types and avoid unnecessary data conversions.

    • Consider denormalizing d...

  • Answered by AI
  • Q3. If the 3rd position in a string contains 'b' replace it with 'v'
  • Ans. 

    Replace 'b' with 'v' in the 3rd position of each string in an array

    • Iterate through each string in the array

    • Check if the 3rd position contains 'b'

    • If yes, replace 'b' with 'v'

  • Answered by AI

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. SQL case study for data
  • Q2. Find nth salary
  • Ans. 

    To find the nth salary in a dataset

    • Sort the dataset in descending order based on salary

    • Remove duplicates if necessary

    • Return the salary at index n-1

  • Answered by AI
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(1 Question)

  • Q1. Basic questions about resume
Round 2 - One-on-one 

(2 Questions)

  • Q1. Workplace adjustment questions
  • Q2. Are you willing to work extra hours
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Apr 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - One-on-one 

(1 Question)

  • Q1. SQL Window functions projects
Round 3 - Technical 

(1 Question)

  • Q1. ML questions case study

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare projects on resume and ML algorithms along with SQL questions

Data Analyst Interview Questions & Answers

PayPal user image Snehith Korukonda

posted on 21 Aug 2024

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Naukri.com and was interviewed in Jul 2024. There were 4 interview rounds.

Round 1 - Aptitude Test 

Topics were, DSA, SQL, PL/SQL, Data Augmentation

Round 2 - Coding Test 

Customer churn classification using a classification ML model

Round 3 - Technical 

(2 Questions)

  • Q1. Write a pseudo code for Bubble sort
  • Ans. 

    Bubble sort is a simple sorting algorithm that repeatedly steps through the list, compares adjacent elements, and swaps them if they are in the wrong order.

    • Start with the first element and compare it with the next element, swapping if necessary

    • Repeat this process for each pair of adjacent elements in the array until the entire array is sorted

    • Continue this process for each element in the array until no more swaps are ne

  • Answered by AI
  • Q2. What is an API
  • Ans. 

    An API (Application Programming Interface) is a set of rules and protocols that allows different software applications to communicate with each other.

    • APIs define the methods for requesting and receiving data between software applications

    • APIs can be used to access data from external sources, such as social media platforms or weather services

    • Examples of APIs include the Twitter API, Google Maps API, and Spotify API

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a data analyst with a strong background in statistics and data visualization.

    • Graduated with a degree in Statistics

    • Proficient in programming languages like Python and R

    • Experience in analyzing large datasets and creating data visualizations

    • Strong problem-solving skills and attention to detail

  • Answered by AI
  • Q2. Salaray compensation how much

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
-
Result
Not Selected

I applied via Job Portal and was interviewed in Aug 2024. There were 2 interview rounds.

Round 1 - Aptitude Test 

Sql and aptitude questions

Round 2 - Technical 

(2 Questions)

  • Q1. Question from resume amd project
  • Q2. Some questions on sql

I applied via Company Website

Interview Questionnaire 

1 Question

  • Q1. Tell me about a project you worked on in which you handled large set of data and multiple tables.

Interview Preparation Tips

Interview preparation tips for other job seekers - Share your geniune answers, articulate them well and be yourself.

BankBazaar Interview FAQs

How many rounds are there in BankBazaar Lead Data Scientist interview?
BankBazaar interview process usually has 4 rounds. The most common rounds in the BankBazaar interview process are Technical, Resume Shortlist and One-on-one Round.
What are the top questions asked in BankBazaar Lead Data Scientist interview?

Some of the top questions asked at the BankBazaar Lead Data Scientist interview -

  1. Modelling related questions like what metrics to track for model performance, A...read more
  2. Culture fitm...read more

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BankBazaar Lead Data Scientist Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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BankBazaar Lead Data Scientist Salary
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₹16.5 L/yr - ₹32 L/yr
23% less than the average Lead Data Scientist Salary in India
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