question
stringlengths 7
711
| domain
stringclasses 19
values | company
stringclasses 33
values | year
float64 2.02k
2.03k
⌀ | coding
stringclasses 4
values | personal_exp
stringclasses 3
values |
|---|---|---|---|---|---|
If youre able to find new business opportunities in surprising results
|
Data Analyst
|
Gridium
| 2,025
| null | null |
How would you go about measuring the performance of our company?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
How do you explain technical concepts to a non-technical audience?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is your experience conducting presentations?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Why are communication skills important to a data analyst?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
How do you present your findings to management?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What data analytics software are you familiar with?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What data software have you used in the past?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What data analytics software are you trained in?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What scripting languages are you trained in?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What functions in SQL do you like most?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Do you prefer R or Python?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Create an SQL query: Be ready to use JOIN and COUNT functions to show a query result from a given database.
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Describe an SQL query: Given an SQL query, explain what data is being retrieved.
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Modify a database: Insert new rows, modify existing records, or permanently delete records from a database.
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Debug a query: Correct the errors in an existing query to make it functional.
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Define an SQL term: Understand what terms like foreign and primary key, truncate, drop, union, union all, and left join and inner join mean (and when youd use them).
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What statistical methods have you used in data analysis?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is your knowledge of statistics?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
How have you used statistics in your work as a data analyst?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
How have you used Excel for data analysis in the past?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is a VLOOKUP, and what are its limitations?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is a pivot table, and how do you make one?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
How do you find and remove duplicate data?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What are INDEX and MATCH functions, and how do they work together?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is the difference between Data mining vs. data profiling?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is the difference between Quantitative vs. qualitative data?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is the difference between Variance vs. covariance?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is the difference between Univariate vs. bivariate vs. multivariate analysis?
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is bivariate vs. multivariate analysis
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is Clustered vs. non-clustered index
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is 1-sample T-test vs. 2-sample T-test in SQL
|
Data Analyst
|
Gridium
| 2,025
| null | null |
What is Joining vs. blending in Tableau
|
Data Analyst
|
Gridium
| 2,025
| null | null |
Tell me about yourself.
|
Data Engineer
|
Gridium
| 2,024
| null |
pe
|
Why did you choose to pursue a career in data engineering?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Describe your path to becoming a data engineer.
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is a data engineer's role within a team or company?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What do data engineers do?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
How do data engineers work within a team?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What impact does a data engineer have?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
When did you face a challenge in dealing with unstructured data, and how did you solve it?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
How do you solve a business problem?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is your process for dealing with and solving problems during a project?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Can you describe a time when you encountered a problem and solved it in an innovative manner?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Walk me through a project you worked on from start to finish.
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What theyre really asking: How do you think through the process of acquiring, cleaning, and presenting data?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What was the most challenging project youve worked on, and how did you complete it?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is your process when you start a new project?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What algorithm(s) did you use on the project?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What theyre really asking: Why did you choose this algorithm, and can you compare it with other similar algorithms?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is the scalability of this algorithm?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What would you do differently if you were to do the project again?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What tools did you use on the project?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What theyre really asking: How did you arrive at your decision to use certain tools?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What are your favorite tools to use, and why?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Compare and contrast two or three tools that you used on a recent project.
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is data modeling?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Explain the difference between structured data and unstructured data.
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What are the design schemas of data modeling?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What are big datas four Vs?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What are the four Vs of big data and why do they matter?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is Volume in big data?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is Velocity in big data?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is Variety in big data?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is Veracity in big data?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Tell me some of the important features of Hadoop.
|
Data Engineer
|
Gridium
| 2,024
| null | null |
Which ETL tools have you worked with?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is your favorite ETL tool and why?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is the difference between a data warehouse and an operational database?
|
Data Engineer
|
Gridium
| 2,024
| null | null |
What is a Data Warehouse, and how is it different from a Data Lake?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
Explain ETL and ELT processes. Give an example of their usage.
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What are batch and stream processing? When would you use each?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is schema evolution, and how can it be handled?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How do data sharding and partitioning differ? Provide examples.
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What tools are used for metadata management and data lineage?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is a data lakehouse, and how does it differ from traditional architectures?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How do you ensure data quality in data pipelines?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is Change Data Capture (CDC), and why is it important?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
Describe the role of workflow orchestration in data engineering.
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is Data Anonymization, and Why is it Critical?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is the Difference Between OLAP and OLTP Systems?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
Explain Columnar Storage and Its Benefits
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How Would You Implement Scalable Storage for Growing Datasets?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is a Data Pipeline, and How Do You Build One?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How Is Data Replication Used to Ensure High Availability?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
Why is data anonymization critical?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What Is Serverless Data Processing, and What Are Its Advantages?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How do You Validate Data in a Pipeline?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What Are Some best Practices for SQL Query Optimization?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What is Change Data Capture (CDC), and How Is it Implemented?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What Is Data Governance, and Why Is It?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What are the Benefits of Replication?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What are the Advantages of Serverless Data Processing?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What are Key Validation Steps?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What are best practices for SQL query optimization?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How is Change Data Capture Implemented?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What Is the Significance of Metadata Management in Data Engineering?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What Is the Concept of Event-Driven Processing
|
Data Engineer
|
Gridium
| 2,025
| null | null |
How Does a Schema Registry Help in Managing Data Exchange?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
What Is Data Versioning, and Why Is It Important?
|
Data Engineer
|
Gridium
| 2,025
| null | null |
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