Numerator Data Specialist Interview Questions and Answers

Two coding questions related to matrices and heaps.

Q1. Python and SQL coding
Add your answer

Q1. Same questions like tech 1
Add your answer

Q1. Self intro , why tiger
Add your answer
Q2. Relocation
Add your answer

NA kjwnoi wniowe nfiow flmi

NA fklwmoiwef,m ionfwno njnwfeio onfwp

Q1. NAnak wel wenk weon
Add your answer
Q2. NAnank
Add your answer

Q1. Wedlk k fwkllk own lnfw
Add your answer
Q2. Now odnw pmpw pnwpf
Add your answer

Q1. Azure Scenario based questions
Add your answer
Q2. Pyspark Coding based questions
Add your answer

Q1. ADF, Databricks related question
Add your answer
Q2. Spark Performance problem and scenarios
Add your answer

It was well designed

Q1. Basic Questions about data warehousing
Add your answer
Q2. Dbt Scenarios
Add your answer

They will ask aptitude, reasoning and other questions as an online test to know your problem solving skills.

They will give a topic where either we have to speak or write on that topic

Q1. Intro, questions related to python, guesstimate questions
Add your answer
Q2. Behavorial questions and other hr questions included
Add your answer

Q1. Spark basic question , hive related questions.
Add your answer

Q1. Power BI Difference between ALL() and ALLSELECTED()
Ans. 
ALL() ignores all filters in the query context, while ALLSELECTED() ignores only filters on columns in the visual.
• ALL() removes all filters from the specified column or table.

• ALLSELECTED() removes filters from the specified column or table, but keeps filters on other columns in the visual.

• Example: ALL('Table') would remove all filters on the 'Table' in the query context.

• Example: ALLSELECTED('Column') would remove filte...read more
Answered by AI
Add your answer
Q2. Excel Difference between COUNT() and COUNTA()
Ans. 
COUNT() counts only numeric values, while COUNTA() counts all non-empty cells.
• COUNT() counts only cells with numerical values.

• COUNTA() counts all non-empty cells, including text and errors.

• Example: COUNT(A1:A5) will count only cells with numbers, while COUNTA(A1:A5) will count all non-empty cells.
Answered by AI
Add your answer

Q1. Resume based questions like explain the projects that you have done.
Add your answer
Q2. Sample dataset questions
Add your answer

Q1. Walk through your project?
Ans. 
Developed a predictive model to forecast sales based on historical data
• Collected and cleaned historical sales data

• Performed exploratory data analysis to identify trends and patterns

• Built and trained a machine learning model using regression techniques

• Evaluated model performance using metrics like RMSE and MAE
Answered by AI
Add your answer
Q2. Behavioral questions?
Add your answer

Q1. Questions based on Advanced Excel like Vlookup, Index match, sumifs, pivot tables
Add your answer
Q2. Behavioral questions
Add your answer

Q1. Salary negotiation
Add your answer