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Dun & Bradstreet Technologies & Data Services Data Analyst Interview Questions and Answers

Updated 28 Sep 2021

Dun & Bradstreet Technologies & Data Services Data Analyst Interview Experiences

1 interview found

Data Analyst Interview Questions & Answers

user image Anonymous

posted on 28 Sep 2021

I applied via Referral and was interviewed in Mar 2021. There were 4 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Basic Data Science Questions and about your projects
  • Q2. Where will you use Knn, Naive Baise, and Different ML techniques
  • Ans. 

    Knn is used for classification, Naive Bayes for text classification, and different ML techniques for various tasks.

    • Knn is used for classification problems where the data is labeled and the goal is to predict the label of new, unlabeled data points.

    • Naive Bayes is used for text classification problems where the goal is to classify documents into different categories based on their content.

    • Different ML techniques are used...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be proficient in basics and double proficient with the project you have done

Interview questions from similar companies

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

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

Round 1 - HR 

(2 Questions)

  • Q1. Why did you selected this job
  • Ans. 

    I selected this job because of my passion for analyzing data and using insights to drive decision-making.

    • Passion for data analysis

    • Opportunity to use insights for decision-making

    • Interest in working with data-driven technologies

  • Answered by AI
  • Q2. Why should I select you
  • Ans. 

    I have a strong background in data analysis, excellent problem-solving skills, and a proven track record of delivering actionable insights.

    • I have a degree in data science and have completed multiple data analysis projects during my studies.

    • I am proficient in various data analysis tools such as Python, R, and SQL.

    • I have experience in interpreting complex data sets and presenting findings to stakeholders in a clear and c

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare self introduction well .
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. Tell me about your self
  • Ans. 

    I am a detail-oriented data analyst with a strong background in statistics and programming.

    • Graduated with a degree in Statistics

    • Proficient in programming languages such as Python and R

    • Experience in analyzing and interpreting data sets

    • Strong attention to detail and problem-solving skills

  • Answered by AI
  • Q2. Why we should hire you
  • Ans. 

    I have a strong analytical background, excellent problem-solving skills, and a passion for data-driven decision making.

    • I have a degree in Statistics and experience with data analysis tools such as Python and SQL.

    • I have successfully completed projects where I identified trends and patterns in data to drive business decisions.

    • I am a quick learner and have a strong attention to detail, ensuring accuracy in my analysis.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - It is number game try to have more numbers
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via campus placement at Lokmanya Tilak College of Engineering, Navi Mumbai and was interviewed in Apr 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

Questions related to web development and quantitative aptitude. It was one hour test. Based on the score of this test, the position is allotted to you for which you are eligible to give the interview.

Round 2 - Coding Test 

Coding round didn't had compilers and I had to write the pseudo code for the given problems. Few DSA and SQL questions were there in this round.

Round 3 - One-on-one 

(1 Question)

  • Q1. This round was with the CEO of the company. He asked me to introduce myself and later switch to technical questions. He gave me a problem based on nested-dictionary type of thing and also few SQL queries t...

Interview Preparation Tips

Topics to prepare for Sciative Solutions Data Engineer interview:
  • Python
  • Data Structures
  • Algorithms
Interview experience
3
Average
Difficulty level
-
Process Duration
Less than 2 weeks
Result
-

I applied via Referral and was interviewed before Aug 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. What is over fitting
  • Ans. 

    Overfitting occurs when a model learns the training data too well, leading to poor performance on new, unseen data.

    • Overfitting occurs when a model is too complex and captures noise in the training data.

    • It can be identified when a model performs well on training data but poorly on test data.

    • Techniques to prevent overfitting include cross-validation, regularization, and early stopping.

    • Example: A decision tree with too ma...

  • Answered by AI

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
Easy
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Dec 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 

(4 Questions)

  • Q1. Tell about your self
  • Ans. 

    I am a detail-oriented and organized individual with experience in data entry. I have strong typing skills and a keen eye for accuracy.

    • Experience in data entry

    • Strong typing skills

    • Attention to detail

    • Organized

    • Accuracy

    • Example: I have worked as a data entry operator for XYZ company for 2 years, where I was responsible for entering large volumes of data accurately and efficiently.

    • Example: I have a typing speed of 60 words p...

  • Answered by AI
  • Q2. Are you pursuing graduation now
  • Ans. 

    Yes, I am currently pursuing graduation.

    • I am currently enrolled in a Bachelor's degree program.

    • I am attending classes and completing coursework.

    • I am expected to graduate in [year].

  • Answered by AI
  • Q3. What is your area of interest
  • Ans. 

    My area of interest is data analysis and visualization.

    • I enjoy working with large datasets and finding patterns or insights within them.

    • I have experience using tools like Excel, Tableau, and Python for data analysis and visualization.

    • I find it fascinating to transform raw data into meaningful and actionable information.

    • For example, in my previous role, I analyzed customer feedback data to identify trends and improve pr...

  • Answered by AI
  • Q4. Are your interests in data entry job
  • Ans. 

    Yes, I am interested in data entry job.

    • I have experience in data entry and enjoy the work.

    • I am detail-oriented and enjoy organizing information.

    • I am proficient in typing and using computer software.

    • I am excited about the opportunity to contribute to a team and improve my skills.

  • Answered by AI
Round 3 - One-on-one 

(3 Questions)

  • Q1. Are u ready to join in this company
  • Ans. 

    Yes, I am ready to join this company.

    • I am excited about the opportunity to work as a Data Entry Operator in this company.

    • I have the necessary skills and experience required for the role.

    • I am confident in my ability to contribute to the company's success.

    • I am ready to start immediately and make a positive impact.

  • Answered by AI
  • Q2. Do you have laptop at home with good internet connection
  • Ans. 

    Yes, I have a laptop at home with a good internet connection.

    • I have a laptop with a reliable internet connection.

    • I can access the internet from my home.

    • I am equipped with the necessary tools for data entry work.

  • Answered by AI
  • Q3. Are you ready to sign agreement
  • Ans. 

    Yes, I am ready to sign the agreement.

    • I am fully prepared to sign the agreement.

    • I understand the importance of agreements and I am willing to comply.

    • Signing the agreement is a standard procedure for me.

    • I am aware of the terms and conditions and I am ready to commit.

    • I have signed agreements in the past and have no issues doing it again.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - 12 hours work this is totally a scam company they will say many words to convice you like providing 15k for 15days and monthly 2 project but it is totally faked company
Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Feb 2023.

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 - One-on-one 

(2 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a detail-oriented and organized individual with experience in data entry. I have strong typing skills and a keen eye for accuracy.

    • Experience in data entry

    • Strong typing skills

    • Attention to detail

    • Organized

    • Accuracy

    • Example: I have worked as a data entry operator for XYZ Company for 2 years, where I was responsible for entering and verifying data in spreadsheets and databases. I consistently maintained a high level of a...

  • Answered by AI
  • Q2. Are you a fast typer
  • Ans. 

    Yes, I am a fast typer with a typing speed of 70 words per minute.

    • I have been practicing touch typing for several years now

    • I regularly take typing speed tests to improve my speed and accuracy

    • I am proficient in using keyboard shortcuts to save time

    • My typing speed has been consistently above 60 words per minute

    • For example, I was able to complete a 1000-word document in less than 15 minutes

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Easy interview rounds. Be prepare about your education, courses and be confident about your answer.
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Mar 2023. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. Do you know basic skills of excel sheet
  • Q2. Introduce yourself

Interview Preparation Tips

Interview preparation tips for other job seekers - Bee confident u will get approve
Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
No response
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. What is your name? What is your qualification? What is your parents occupation?
  • Ans. 

    My name is [Your Name].

    • I have a Bachelor's degree in Computer Science.

    • I have completed a certification course in Data Entry.

    • I have experience working as a Data Entry Operator for 2 years.

    • I am proficient in using Microsoft Excel and other data entry software.

  • Answered by AI
  • Q2. Name Qualification Parents occupation
  • Ans. 

    My name is John Doe. I have a Bachelor's degree in Computer Science. My father is a retired government employee and my mother is a homemaker.

    • Name: John Doe

    • Qualification: Bachelor's degree in Computer Science

    • Parents' occupation: Father - retired government employee, Mother - homemaker

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Now itself i didn't get any email

I was to panick
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed before Mar 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Do not use an unprofessional email address such as cool_boy@email.com. It shows a lack of professionalism by the candidate.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. Self introduction to identify speaking skill
  • Ans. 

    I am a detail-oriented and efficient Data Entry Operator with excellent typing speed and accuracy.

    • Proficient in using data entry software and tools

    • Strong attention to detail to ensure accuracy of entered data

    • Ability to meet deadlines and work under pressure

    • Excellent typing speed of 60 words per minute

    • Experience in handling large volumes of data

    • Familiarity with spreadsheet software like Microsoft Excel

    • Good organizationa

  • Answered by AI
  • Q2. Speed test for typing level

Interview Preparation Tips

Interview preparation tips for other job seekers - before going prepare with speed test and self introduction

Dun & Bradstreet Technologies & Data Services Interview FAQs

What are the top questions asked in Dun & Bradstreet Technologies & Data Services Data Analyst interview?

Some of the top questions asked at the Dun & Bradstreet Technologies & Data Services Data Analyst interview -

  1. Where will you use Knn, Naive Baise, and Different ML techniqu...read more
  2. Basic Data Science Questions and about your projec...read more

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Dun & Bradstreet Technologies & Data Services Data Analyst Salary
based on 5 salaries
₹4 L/yr - ₹12.5 L/yr
33% more than the average Data Analyst Salary in India
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Dun & Bradstreet Technologies & Data Services Data Analyst Reviews and Ratings

based on 2 reviews

4.0/5

Rating in categories

3.3

Skill development

1.6

Work-life balance

3.0

Salary

5.0

Job security

3.3

Company culture

4.0

Promotions

3.3

Work satisfaction

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