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Dun & Bradstreet Summer Intern Interview Questions and Answers

Updated 31 Oct 2022

Dun & Bradstreet Summer Intern Interview Experiences

1 interview found

Summer Intern Interview Questions & Answers

user image Anonymous

posted on 31 Oct 2022

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 Resume tips
Round 2 - One-on-one 

(3 Questions)

  • Q1. Linear Regressions, Logistic Regressions, Random Forest Basic Concepts
  • Q2. What is Big Data and how companies use it?
  • Ans. 

    Big Data refers to large and complex data sets that traditional data processing applications are unable to handle.

    • Companies use Big Data to gain insights into customer behavior, market trends, and operational efficiency.

    • Big Data is used in various industries such as healthcare, finance, retail, and transportation.

    • Companies use tools like Hadoop, Spark, and NoSQL databases to store, process, and analyze Big Data.

    • Big Dat...

  • Answered by AI
  • Q3. What is Bayes Theorem?
  • Ans. 

    Bayes Theorem is a mathematical formula that calculates the probability of an event based on prior knowledge or information.

    • Bayes Theorem is named after Thomas Bayes, an 18th-century British mathematician.

    • It is used to update the probability of an event occurring based on new evidence or information.

    • The theorem involves conditional probabilities, which are the probabilities of an event given that another event has alre...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Stick to the basics and make sure to brush up statistical concepts

Skills evaluated in this interview

Interview questions from similar companies

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Coding Test 

On python and sql coding.they ask simple to complex questions

Round 2 - Technical 

(1 Question)

  • Q1. On data science machine learning

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before May 2023. There were 3 interview rounds.

Round 1 - Case Study 

There were 3 rounds for data science consultant position at Equifax. 1st round consists of Python and SQL questions and also in this round they have tested analytical thinking as well.

Round 2 - Coding Test 

In 2nd round they have asked me questions from my resume and asked me to explain the projects which I have worked on in previous company. In this round they have asked me pandas related questions and asked me write code.

Round 3 - Behavioral 

(1 Question)

  • Q1. In Managerial round again here I have been asked questions related my projects. and no coding round in this stage.

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus on Python, SQL, Analytical thinking, Statistics and pandas.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
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 Resume tips
Round 2 - One-on-one 

(2 Questions)

  • Q1. Describe yourself briefly about your experience
  • Q2. Tell about your current company

Interview Preparation Tips

Interview preparation tips for other job seekers - Just relax and trust the process of Moodys, be confident in your answers.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Mar 2023. There was 1 interview round.

Round 1 - One-on-one 

(2 Questions)

  • Q1. Key ratios and Industry related question
  • Q2. Profit ratio, leverage ratio
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Job Portal and was interviewed in Nov 2023. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Some SQL was shared and asked to explain what it was
  • Q2. It was a SQL Server Common Table Expression
  • Q3. General questions about experience in past projects and how you dealt with difficult situations
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Feb 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 Resume tips
Round 2 - One-on-one 

(2 Questions)

  • Q1. What is Tuples? How do you convert a string to a tuple?
  • Ans. 

    Tuples are immutable sequences of elements. A string can be converted to a tuple using the tuple() function.

    • Tuples are similar to lists but are immutable

    • Elements of a tuple are enclosed in parentheses ()

    • A string can be converted to a tuple using the tuple() function

    • Each character in the string becomes an element in the tuple

  • Answered by AI
  • Q2. What is Left Join? Show one Left join for 2 data frames on Python
  • Ans. 

    Left join is a type of join operation in SQL that returns all the rows from the left table and matching rows from the right table.

    • Left join is performed using the 'left join' keyword in SQL

    • In Python, left join can be performed using the 'merge' function from the pandas library

    • Syntax: pd.merge(left_dataframe, right_dataframe, how='left', on='key_column')

    • Example: pd.merge(df1, df2, how='left', on='id')

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prep the Basics of Python, as most questions are on the basics concepts.

Skills evaluated in this interview

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. R u team player
  • Ans. 

    Yes, I am a team player who values collaboration and communication with my colleagues.

    • I believe in open communication and actively listen to my team members' ideas and feedback.

    • I am willing to help out my team members when needed and work towards common goals.

    • I am adaptable and can easily adjust to different team dynamics and work styles.

    • I have successfully collaborated with cross-functional teams on various projects i

  • Answered by AI
  • Q2. What is ru expected team to be

I was interviewed before Jun 2016.

Interview Questionnaire 

6 Questions

  • Q1. What is a bond? What are different types of bonds?
  • Ans. 

    A bond is a debt security that represents a loan made by an investor to a borrower.

    • Bonds are issued by governments, municipalities, and corporations.

    • They are used to raise capital and finance projects.

    • Different types of bonds include government bonds, corporate bonds, municipal bonds, and convertible bonds.

    • Government bonds are issued by national governments and are considered low-risk.

    • Corporate bonds are issued by comp...

  • Answered by AI
  • Q2. Tell us something about your specialisation subjects of BBA
  • Ans. 

    My specialisation subjects in BBA include marketing, finance, human resource management, and operations management.

    • Marketing involves understanding consumer behavior and creating strategies to promote products or services.

    • Finance focuses on managing funds, investments, and financial planning.

    • Human resource management deals with recruiting, training, and managing employees.

    • Operations management involves overseeing produ...

  • Answered by AI
  • Q3. Which is your favourite subject? Describe about it
  • Ans. 

    My favorite subject is history because I enjoy learning about past events and how they have shaped the world we live in today.

    • I find studying different time periods and cultures fascinating

    • I enjoy analyzing historical documents and artifacts

    • I like understanding how historical events have influenced current societies and politics

  • Answered by AI
  • Q4. Are you comfortable in night shifts
  • Ans. 

    Yes, I am comfortable with night shifts as I have prior experience working in night shifts.

    • I have previous experience working night shifts in my previous job.

    • I am able to adjust my sleep schedule to accommodate night shifts.

    • I understand the importance of being alert and focused during night shifts.

    • I am willing to work night shifts if required for the role.

  • Answered by AI
  • Q5. What are your hobbies
  • Ans. 

    My hobbies include hiking, painting, and playing the guitar.

    • Hiking: I enjoy exploring nature trails and challenging myself physically.

    • Painting: I find relaxation and creativity in expressing myself through art.

    • Playing the guitar: I love learning new songs and improving my musical skills.

  • Answered by AI
  • Q6. Where do your parents and siblings work
  • Ans. 

    My parents work in education and my siblings work in finance and healthcare.

    • Parents work in education

    • Siblings work in finance and healthcare

  • Answered by AI

Interview Preparation Tips

Round: Test
Experience: In this round there was an online test which had objective and subjective questions regarding the mentioned sections.
Duration: 1 hour
Total Questions: 30

Round: Technical Interview
Experience: The interviewer asked such questions about my graduation subjects and a little about how familiar I am of the work the company deals in.

Round: HR Interview
Experience: This round had the HR person ask general questions about my hobbies and about my family background and also told me about the company, its culture and the salary structure

College Name: Maharaja Surajmal Institute Of Technology
Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Tell me about yourself and work experience
  • Ans. 

    I am a dedicated professional with 5 years of experience in marketing and project management.

    • Worked in marketing for a tech company for 3 years

    • Managed multiple projects simultaneously

    • Strong communication and organizational skills

    • Experience with data analysis and reporting

    • Led successful marketing campaigns resulting in increased sales

  • Answered by AI
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Dun & Bradstreet Interview FAQs

How many rounds are there in Dun & Bradstreet Summer Intern interview?
Dun & Bradstreet interview process usually has 2 rounds. The most common rounds in the Dun & Bradstreet interview process are Resume Shortlist and One-on-one Round.
What are the top questions asked in Dun & Bradstreet Summer Intern interview?

Some of the top questions asked at the Dun & Bradstreet Summer Intern interview -

  1. What is Big Data and how companies use ...read more
  2. What is Bayes Theor...read more
  3. Linear Regressions, Logistic Regressions, Random Forest Basic Conce...read more

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