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Xcaliber Infotech Data Scientist Interview Questions and Answers

Updated 30 Oct 2023

Xcaliber Infotech Data Scientist Interview Experiences

1 interview found

Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via LinkedIn and was interviewed in Sep 2023. There were 2 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 

(3 Questions)

  • Q1. What is bias variance tradeoff in machine learning
  • Ans. 

    Bias-variance tradeoff is the balance between underfitting and overfitting in machine learning models.

    • Bias refers to error from erroneous assumptions in the learning algorithm, leading to underfitting.

    • Variance refers to error from sensitivity to small fluctuations in the training set, leading to overfitting.

    • The tradeoff involves finding the right level of model complexity to minimize both bias and variance.

    • Regularizati...

  • Answered by AI
  • Q2. Explain your project
  • Q3. Write a SQL code to find 2nd highest salary
  • Ans. 

    SQL code to find 2nd highest salary

    • Use the MAX() function to find the highest salary

    • Use the WHERE clause to exclude the highest salary

    • Order the salaries in descending order and limit the result to 1

  • Answered by AI

Skills evaluated in this interview

Interview questions from similar companies

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

I applied via Naukri.com and was interviewed in Apr 2024. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. What is difference between random forest and xgboost
  • Ans. 

    Random forest is an ensemble learning method using decision trees, while XGBoost is a gradient boosting algorithm.

    • Random forest builds multiple decision trees and combines their predictions, while XGBoost builds trees sequentially to correct errors.

    • Random forest is less prone to overfitting compared to XGBoost.

    • XGBoost is computationally efficient and often outperforms random forest in terms of predictive accuracy.

    • Rando...

  • Answered by AI
  • Q2. What is your project problem statement
  • Q3. How you convince for clients the model is useful, what are the matrix
  • Ans. 

    I convince clients of model usefulness by showcasing its accuracy, precision, recall, and F1 score.

    • Explain the model's accuracy in predicting outcomes compared to actual results

    • Discuss precision - the proportion of true positive predictions out of all positive predictions

    • Highlight recall - the proportion of true positive predictions out of all actual positives

    • Mention F1 score - the balance between precision and recall,

  • Answered by AI
Round 2 - Technical 

(6 Questions)

  • Q1. How you take data from client
  • Ans. 

    I collect data from clients through various methods such as surveys, interviews, API integrations, and data sharing agreements.

    • Conduct surveys to gather specific data points from clients

    • Interview clients to understand their data needs and preferences

    • Integrate with client's systems through APIs to access real-time data

    • Establish data sharing agreements to receive data from clients securely

  • Answered by AI
  • Q2. What are hyper parameters you turned for your model
  • Ans. 

    Tuned hyperparameters include learning rate, batch size, number of layers, and activation functions.

    • Adjusted learning rate to improve model convergence

    • Optimized batch size for better training efficiency

    • Experimented with different numbers of layers to find optimal model complexity

    • Tried various activation functions to enhance model performance

  • Answered by AI
  • Q3. What difference model you use in your project
  • Q4. How you work with llm
  • Q5. What are the features in your data set
  • Ans. 

    The features in the data set include age, gender, income, education level, location, and purchase history.

    • Age

    • Gender

    • Income

    • Education level

    • Location

    • Purchase history

  • Answered by AI
  • Q6. What feature engineering you did in project

Skills evaluated in this interview

Interview Questionnaire 

1 Question

  • Q1. Situation based question on experience

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared for what is in CV

I applied via Company Website and was interviewed in Dec 2020. There was 1 interview round.

Interview Questionnaire 

7 Questions

  • Q1. What are the data analyst?
  • Ans. 

    Data analysts are professionals who collect, analyze, and interpret data to help organizations make informed decisions.

    • Data analysts collect and organize data from various sources.

    • They clean and validate data to ensure accuracy and reliability.

    • They use statistical techniques and tools to analyze data and identify patterns and trends.

    • Data analysts create reports and visualizations to present findings and insights.

    • They c...

  • Answered by AI
  • Q2. What are the management?
  • Ans. 

    Management refers to the process of planning, organizing, directing, and controlling resources to achieve organizational goals.

    • Planning: setting goals and objectives, developing strategies, and outlining tasks

    • Organizing: arranging resources, delegating tasks, and establishing a structure

    • Directing: leading and motivating employees, communicating expectations, and resolving conflicts

    • Controlling: monitoring performance, m...

  • Answered by AI
  • Q3. The are management is partnership the accounts then arethe so supportive the HR and Management so all of both my leader ship the and both are employe then supportive the deam the work effort the delevople...
  • Q4. What are the ambition?
  • Q5. They are to be my self to support the knowledge thenare to skill what ever may be then all people the knowledge improve the allof both members very increase the leavel the steep the skills development the ...
  • Q6. What are the like question?
  • Q7. Also this like for the all of questions is very productive. So I like for the ambition

Interview Preparation Tips

Interview preparation tips for other job seekers - I like the very interested the question again so accept then.. Its also knowledge the improve the quest ion

I appeared for an interview before Aug 2016.

Interview Preparation Tips

Round: Resume Shortlist
Experience: I am vinothkumar from Dindugal, I was studied computer engineering in Madurai institute of engineering and technology at sivagangai, I am quality controller in RR DONNELLY at Chennai, my experience 2 years, my family staying in native, my father palanichami he is a former, my mother tamilselvi she is home maker and my one yelder brother Vijayakumar he is driver, I am interested area software engineer, my hobbies are listening music, reading book and news paper, playing and watching cricket
Tips: No comments

Round: Test
Experience: I am vinothkumar from Dindugal, I was studied computer engineering in Madurai institute of engineering and technology at sivagangai, I am quality controller in RR DONNELLY at Chennai, my experience 2 years, my family staying in native, my father palanichami he is a former, my mother tamilselvi she is home maker and my one yelder brother Vijayakumar he is driver, I am interested area software engineer, my hobbies are listening music, reading book and news paper, playing and watching cricket
Tips: No comments
Total Questions: 15

Round: Test
Experience: See my mentality
Tips: No comments
Duration: 45 minutes

Round: Group Discussion
Experience: Communication
Tips: No comments

Skills: Communication And Confidence
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in May 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

It is easy to solve the Aptitude question and some identifying outputs of program.

Round 2 - HR 

(2 Questions)

  • Q1. What is class?and write a logic for object in a class.
  • Ans. 

    A class is a blueprint for creating objects in object-oriented programming.

    • A class defines the properties and behaviors of objects.

    • An object is an instance of a class.

    • Example: Class 'Car' can have properties like 'color' and 'model', and behaviors like 'drive' and 'stop'.

  • Answered by AI
  • Q2. 1.swap two numbers without using temp variable 2.Reverse the string.
  • Ans. 

    Swap two numbers without using temp variable and reverse a string without using built-in functions.

    • To swap two numbers without using temp variable, use bitwise XOR operation.

    • To reverse a string without using built-in functions, use two pointers approach.

    • Example for swapping numbers: a = a ^ b; b = a ^ b; a = a ^ b;

    • Example for reversing a string: use two pointers to swap characters from start and end of the string.

  • Answered by AI
Round 3 - Coding Test 

Now, I am preparing for the third round.
So, I don't know the Coding Question.

Interview Preparation Tips

Topics to prepare for ClaySys Software Developer interview:
  • Java, SQL
Interview preparation tips for other job seekers - What you have given in your Resume that will be your Question.
Must Strong in Basics of Java and SQL commands.
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed in Mar 2024. There was 1 interview round.

Round 1 - One-on-one 

(1 Question)

  • Q1. Explain process for SDE
  • Ans. 

    The process for Software Development Engineer involves planning, designing, coding, testing, and deploying software solutions.

    • Gather requirements from stakeholders

    • Create a design based on requirements

    • Write code to implement the design

    • Test the software for bugs and issues

    • Deploy the software for users to use

    • Iterate on feedback and make improvements

  • Answered by AI

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Jan 2022. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. What are development life cycles
  • Ans. 

    Development life cycles are processes used to plan, design, build, test, and deploy software applications.

    • There are several development life cycles, including Waterfall, Agile, and DevOps.

    • The Waterfall model is a linear approach where each phase must be completed before moving on to the next.

    • Agile methodologies focus on iterative development and continuous feedback.

    • DevOps combines development and operations to create a...

  • Answered by AI
Round 2 - Technical 

(1 Question)

  • Q1. How did you do deployment
Round 3 - One-on-one 

(1 Question)

  • Q1. What's your ctc and ectc
  • Ans. 

    I prefer not to disclose my current or expected salary as it is not relevant to my qualifications and experience.

    • I believe that my skills and experience are more important than my current or expected salary

    • I am open to discussing compensation that is fair and competitive for the role and my qualifications

    • I am more interested in the opportunity to work on challenging projects and grow my skills

    • I would like to focus on h...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well for interviews and refresh your technical skills

Skills evaluated in this interview

I applied via Naukri.com and was interviewed in Mar 2022. There were 2 interview rounds.

Round 1 - Coding Test 

Advance C, Java script ,Python, Html, Excel knowledge

Round 2 - Group Discussion 

Give me topic and i will discussed you that topic about regarding all things

Interview Preparation Tips

Topics to prepare for HCL Infosystems Software Developer interview:
  • Advance C
  • Javascript
  • Python
  • Html
  • Excel knowledge
  • Oracle
Interview preparation tips for other job seekers - I have a inovater and team player and best Communication skill and applied my knowledge and skill to grow this Company in best manner and good manner.

I applied via Company Website and was interviewed in Jul 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Aptitude Test 

JUST BASIC APPTITUDE , IF YOU ARE GOOD WITH BASICS THEN ITS GOOD

Round 3 - Coding Test 

YOU SHJOULD KNOW INTERMEDIATE CODING

Round 4 - One-on-one 

(2 Questions)

  • Q1. JUST BE CONFIDENT AT THAT TIME
  • Q2. DIDNT REEBER RIGHT NOW

Interview Preparation Tips

Interview preparation tips for other job seekers - JUST BE YOURSELF . BE REAL . IT IS ENOUGH

Xcaliber Infotech Interview FAQs

How many rounds are there in Xcaliber Infotech Data Scientist interview?
Xcaliber Infotech interview process usually has 2 rounds. The most common rounds in the Xcaliber Infotech interview process are Resume Shortlist and Technical.
How to prepare for Xcaliber Infotech Data Scientist interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Xcaliber Infotech. The most common topics and skills that interviewers at Xcaliber Infotech expect are Data Science, Deep Learning, Image Processing, Machine Learning and Opencv.
What are the top questions asked in Xcaliber Infotech Data Scientist interview?

Some of the top questions asked at the Xcaliber Infotech Data Scientist interview -

  1. what is bias variance tradeoff in machine learn...read more
  2. write a SQL code to find 2nd highest sal...read more

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Xcaliber Infotech Data Scientist Interview Process

based on 1 interview

Interview experience

4
  
Good
View more

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Xcaliber Infotech Data Scientist Salary
based on 6 salaries
₹6 L/yr - ₹13 L/yr
47% less than the average Data Scientist Salary in India
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Xcaliber Infotech Data Scientist Reviews and Ratings

based on 1 review

2.0/5

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1.0

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3.0

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2.0

Salary

1.0

Job security

3.0

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2.0

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