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DCB Bank Data Analyst Interview Questions and Answers
DCB Bank Data Analyst Interview Experiences
1 interview found
Anonymous
Selected
I applied via LinkedIn and was interviewed before Sep 2023. There were 2 interview rounds.
Basic python ,sql questions
(2 Questions)
- Q1. What is list,tuple,set,dict comprehension
- Ans.
List, tuple, set, and dict comprehensions are concise ways to create these data structures in Python.
List comprehension: [x for x in range(10)]
Tuple comprehension does not exist in Python, as tuples are immutable.
Set comprehension: {x for x in range(10)}
Dict comprehension: {x: x**2 for x in range(10)}
- Q2. What is Dax query
- Ans.
DAX (Data Analysis Expressions) is a formula language used in Power BI, Excel, and other Microsoft tools for data analysis.
DAX is used to create custom calculations, measures, and columns in data models.
It is similar to Excel formulas but optimized for data analysis.
DAX functions can be used to manipulate and analyze data in Power BI reports.
Examples of DAX functions include SUM, AVERAGE, CALCULATE, and RELATED.
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Skills evaluated in this interview
Top trending discussions
Interview questions from similar companies
Iftekhar Alam
(4 Questions)
- Q1. Base on SQL and tableau
- Q2. How join work share in detail with examples
- Q3. How to get nth salary
- Q4. How to delete duplicates
- Ans.
To delete duplicates, use SQL query with DISTINCT keyword or remove duplicates programmatically in Python using sets.
Use SQL query with DISTINCT keyword to remove duplicates from a database table
In Python, remove duplicates from a list using sets: list(set(original_list))
For pandas DataFrame, drop duplicates using df.drop_duplicates()
(1 Question)
- Q1. Live coding on the platform
Skills evaluated in this interview
Nandhini Sinilkumar
Selected
I applied via Referral and was interviewed before Jul 2022. There were 4 interview rounds.
Related to programming language python SQL .net
(1 Question)
- Q1. Technical questions about the tools
(1 Question)
- Q1. Normal discussion about their policy salary
Selected
I applied via Campus Placement and was interviewed before May 2023. There were 2 interview rounds.
Basic aptitude questions on time, distance, some sql questions on joins
(1 Question)
- Q1. Questions were based upon resume projects, some basic queries, joins
Interview Preparation Tips
Python, sql was asked
Interview Preparation Tips
I applied via Walk-in and was interviewed in Oct 2024. There were 2 interview rounds.
Easy on cyber security
(2 Questions)
- Q1. Introduce yourself this is
- Q2. What is your work experience
Interview Preparation Tips
Selected
I applied via Company Website and was interviewed before Jun 2023. There were 2 interview rounds.
Coding and aptitude asked and very good questions
(2 Questions)
- Q1. Tuples used for
- Ans.
Tuples are used for grouping related data together in a single entity.
Tuples are immutable, meaning their values cannot be changed once they are created.
They are commonly used in database systems to represent a single record or row of data.
Tuples can contain a mix of data types, such as integers, strings, and floats.
Example: ('John', 25, 'Male') could represent a tuple for a person's name, age, and gender.
- Q2. SQL is which language
- Ans.
SQL is a programming language used for managing and manipulating databases.
SQL stands for Structured Query Language
It is used to communicate with databases to perform tasks such as querying data, updating records, and creating tables
Common SQL commands include SELECT, INSERT, UPDATE, DELETE
Example: SELECT * FROM table_name WHERE condition;
Interview Preparation Tips
- SQL
Skills evaluated in this interview
Good went well nicce process
Medium level questions
(2 Questions)
- Q1. Asked about core subjects
- Q2. Asked about my project
Interview Preparation Tips
I applied via Naukri.com and was interviewed in Dec 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. What is Data Analytics ?
- Ans.
Data Analytics is the process of examining and interpreting data to extract meaningful insights.
It involves collecting, cleaning, and transforming data
Applying statistical and machine learning techniques to analyze data
Visualizing and communicating insights to stakeholders
Examples include predicting customer behavior, optimizing business processes, and identifying trends in healthcare data
Interview Preparation Tips
Skills evaluated in this interview
I applied via Referral and was interviewed before Jun 2021. There were 3 interview rounds.
SQL server
SQL DBA
(1 Question)
- Q1. Salary discussed, Appts test
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