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DCB Bank Jr. Data Scientist Interview Questions and Answers

Updated 25 Apr 2024

DCB Bank Jr. Data Scientist Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Apr 2023. There were 3 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. The basic details about me and whether I would be a good fit as per what they required.
Round 2 - Technical 

(1 Question)

  • Q1. The questions were quite familiar based on SQL and some from machine learning. Statistic part was also asked which was also medium level.
Round 3 - One-on-one 

(1 Question)

  • Q1. Head HR asked questions about weather you would commute to the location and some questions to test the zeel to work for their company before generating an offer letter.

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected
Round 1 - Technical 

(1 Question)

  • Q1. Case studies, puzzle , Sql, guesstimate, projects
Round 2 - Technical 

(1 Question)

  • Q1. Puzzles, probability, work experience
Round 3 - Technical 

(1 Question)

  • Q1. Python, pyspark
Round 4 - HR 

(1 Question)

  • Q1. Behavioral round
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. SQL and Linux based Questions
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Logistic regression loss function
  • Q2. Step function in ML context
  • Ans. 

    Step function is a function that returns a constant value for a certain range of inputs.

    • In machine learning, step functions are used as activation functions in neural networks.

    • They are typically used in binary classification problems where the output is either 0 or 1.

    • Examples include Heaviside step function and sigmoid step function.

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Explain about how recommendation engine work
  • Ans. 

    Recommendation engines analyze user data to suggest items based on preferences and behavior.

    • Recommendation engines use collaborative filtering to suggest items based on user behavior and preferences.

    • They can also use content-based filtering to recommend items similar to ones the user has liked in the past.

    • Some recommendation engines combine both collaborative and content-based filtering for more accurate suggestions.

    • Ex...

  • Answered by AI

Skills evaluated in this interview

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

I was interviewed in Jan 2024.

Round 1 - Technical 

(1 Question)

  • Q1. Machine learning questions
Round 2 - Assignment 

Project Discussion on Eye flue detection

Interview Preparation Tips

Interview preparation tips for other job seekers - Clear basic concepts of ml ops
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I was interviewed in Mar 2023.

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 

(2 Questions)

  • Q1. Python basic concepts
  • Q2. ML algorithm rule, scoring models, library details, statistics questions

Interview Preparation Tips

Interview preparation tips for other job seekers - I strictly won't recommend this company as their HR team is highly unprofessional- they'll discuss the compensation and agree on an amount, and make you wait for a month before rolling out an offer and then suddenly drop your candidature as they can't provide the discussed compensation even if it is according to industry standards.

Absolute waste of time and energy with this Company
Save yourself and find better places to work

I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.

Round 1 - Guesstimates 

(1 Question)

  • Q1. No of atm machines in your locality. Basic statistics questions and CPC based questions
Round 2 - Resume Shortlist 

(1 Question)

  • Q1. Work experience driven questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Check out CPC behaviours on their website and prepare answers around those scenarios
Interview experience
3
Average
Difficulty level
Hard
Process Duration
2-4 weeks
Result
No response

I applied via Naukri.com and was interviewed in Jul 2024. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Explain Sigmoid Function
  • Ans. 

    Sigmoid function is a mathematical function that maps any real value to a value between 0 and 1.

    • Sigmoid function is commonly used in machine learning for binary classification problems.

    • It is defined as f(x) = 1 / (1 + e^(-x)), where e is the base of the natural logarithm.

    • The output of the sigmoid function is always in the range (0, 1).

    • It is used to convert a continuous input into a probability value.

    • Example: f(0) = 0.5

  • Answered by AI
  • Q2. What is a T-test in logistic regression
  • Ans. 

    A T-test in logistic regression is used to determine the significance of individual predictor variables.

    • T-test in logistic regression is used to test the significance of individual coefficients of predictor variables.

    • It helps in determining whether a particular predictor variable has a significant impact on the outcome variable.

    • The null hypothesis in a T-test for logistic regression is that the coefficient of the predi...

  • Answered by AI
  • Q3. How to fit model to an unexplored market
  • Ans. 

    To fit a model to an unexplored market, conduct thorough market research, gather relevant data, identify key variables, test different models, and continuously iterate and refine the model.

    • Conduct thorough market research to understand the dynamics of the unexplored market

    • Gather relevant data on customer behavior, market trends, competition, etc.

    • Identify key variables that may impact the market and model outcomes

    • Test d...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for IDFC FIRST Bank Data Scientist interview:
  • Logistic Regression
  • Banking

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
-
Result
No response
Round 1 - Coding Test 

Find second max in list, cal moving avg of a df

DCB Bank Interview FAQs

How many rounds are there in DCB Bank Jr. Data Scientist interview?
DCB Bank interview process usually has 3 rounds. The most common rounds in the DCB Bank interview process are HR, Technical and One-on-one Round.

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DCB Bank Jr. Data Scientist Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more

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