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Eucloid Data Solutions Data Analyst Interview Questions and Answers
Eucloid Data Solutions Data Analyst Interview Experiences
2 interviews found
Anonymous
(4 Questions)
- Q1. Write SQL aggregation and join queries.
- Ans.
SQL aggregation and join queries for data analysis.
Use GROUP BY clause for aggregation
Use aggregate functions like SUM, AVG, COUNT, etc.
Use JOIN clause to combine data from multiple tables
- Q2. Name types of joins and explain them.
- Q3. How would you import data in power bi using api?
- Ans.
You can import data in Power BI using API by connecting to the API endpoint and specifying the required parameters.
Use the 'Get Data' option in Power BI to connect to the API endpoint
Specify the required authentication method (e.g. API key, OAuth)
Select the data you want to import and transform it as needed
Refresh the data periodically to keep it up to date
- Q4. Extract number from stings in sql
- Ans.
Extract numbers from strings in SQL
Use the SQL function REGEXP_REPLACE to remove non-numeric characters
Use the SQL function REGEXP_SUBSTR to extract numbers from strings
Consider using regular expressions to handle different number formats
(4 Questions)
- Q1. What are window functions in sql and explain in detail
- Ans.
Window functions in SQL are used to perform calculations across a set of table rows related to the current row.
Window functions operate on a set of rows related to the current row
They can be used to calculate running totals, ranks, and averages
Common window functions include ROW_NUMBER(), RANK(), DENSE_RANK(), and NTILE()
They are typically used with the OVER() clause to define the window frame
- Q2. Difference between joins
- Q3. What is order of execution in sql
- Q4. Ways to write time efficient sql queries
- Ans.
Use indexes, limit columns in SELECT, avoid using SELECT *, optimize joins
Use indexes on columns frequently used in WHERE clauses
Limit columns in SELECT to only those needed
Avoid using SELECT * to retrieve all columns
Optimize joins by using INNER JOIN instead of OUTER JOIN when possible
Interview Preparation Tips
Skills evaluated in this interview
I applied via IIM Jobs and was interviewed before Sep 2021. There were 3 interview rounds.
(1 Question)
- Q1. Questions on Resume and why you want to work at the company
(1 Question)
- Q1. Another round on Resume and why you want to work with the company.
Interview Preparation Tips
Top trending discussions
Interview questions from similar companies
(2 Questions)
- Q1. What is happening in the global industry right now? Current Trends in interest rates How will you increase profitability of swiggy? Market sizing guesstimate
- Ans.
Global industry is experiencing fluctuating interest rates, focus on increasing profitability of companies like Swiggy, and market sizing guesstimates.
Interest rates are currently fluctuating due to economic uncertainties and central bank policies.
To increase profitability of Swiggy, focus on optimizing operational efficiency, expanding customer base, and enhancing delivery services.
Market sizing guesstimates involve e...
- Q2. Introduce yourself. Why Redseer. Why consulting
Selected
I appeared for an interview before May 2024, where I was asked the following questions.
- Q1. What are the accounting principles?
- Ans.
Accounting principles are the foundational guidelines that govern financial reporting and accounting practices.
1. Accrual Principle: Revenues and expenses are recorded when they are earned or incurred, not when cash is exchanged. Example: A company recognizes revenue when a service is provided, not when payment is received.
2. Consistency Principle: Companies should use the same accounting methods from period to period....
- Q2. What is the purpose of using a pivot table in Excel, and how do you utilize it?
- Ans.
Pivot tables in Excel summarize and analyze data efficiently, allowing for dynamic data exploration and reporting.
Summarize large datasets: For example, you can summarize sales data by region and product category.
Dynamic data analysis: Easily rearrange data by dragging and dropping fields to view different perspectives.
Calculate aggregates: Use functions like SUM, AVERAGE, or COUNT to analyze data, such as total sales ...
- Q3. If we purchase a share for 100 rupees, what selling price do we need to achieve a profit of 20%?
- Ans.
To achieve a 20% profit on a share bought for 100 rupees, the selling price must be 120 rupees.
Profit is calculated as: Profit = Selling Price - Cost Price.
To find the selling price for a desired profit percentage, use the formula: Selling Price = Cost Price + (Cost Price * Profit Percentage).
In this case: Selling Price = 100 + (100 * 0.20) = 100 + 20 = 120 rupees.
Thus, selling the share for 120 rupees will yield a 20%...
Interview Preparation Tips
Jitendra Alim
I applied via Campus Placement and was interviewed before Nov 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. Questions on Machine Learning, SQL, Excel, Python and Statistics
Interview Preparation Tips
Shivani Sharma
I applied via Naukri.com and was interviewed in Nov 2021. There were 2 interview rounds.
Asking Questions related to their profile and work
Interview Preparation Tips
Selected
I applied via LinkedIn and was interviewed in Oct 2023. There were 4 interview rounds.
About basic understanding of accounting and excel
(2 Questions)
- Q1. Excel understanding
- Q2. Accounting process and golden principles of accounting
- Ans.
The accounting process involves recording, summarizing, analyzing, and reporting financial transactions. Golden principles include consistency, relevance, reliability, and comparability.
Accounting process involves recording financial transactions, summarizing them into financial statements, analyzing the data, and reporting the results.
Golden principles of accounting include consistency (using the same accounting metho...
(1 Question)
- Q1. HR session then main panel of partners take interview.
Interview Preparation Tips
- Accounting
- Advanced Excel
- Tally
Madhu Massih
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There were 2 interview rounds.
(1 Question)
- Q1. Introduction , Qualifications and Experiences
(1 Question)
- Q1. Excel Formulas - VLOOKUP, HLOOKUP, Difference Between Sum / Sumif / Sumifs GST Implementation Year, Types of GST, Golden Rules of Accounting, Journal Entry of Sale and Purchase with GST and Bad debt journa...
Selected
I applied via LinkedIn and was interviewed before Jul 2023. There was 1 interview round.
How to use vloolup in 2 sheet
Bhaskar chauhan
Selected
I appeared for an interview before Feb 2024.
(2 Questions)
- Q1. Introduction round nothing special
- Q2. Basic general entries and basic Excel questions
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