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A company has three salespeople. All these three salespeople are traveling, hopping from one town to another to sell a product. They are not traveling together. Based on their experience of selling the product, they are providing feedback to the company. The company also tracks each of the salesperson's journey paths a...
Data Analytics
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null
no
yes
0
A developer intends to build a "subset of data" like "Top 10 customers by sales." It's possible to filter other sheets using this subset of data. In such a situation, which visualization method should be applied?
Data Analytics
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null
no
no
0
A Diet Pill Is Given to 9 Subjects Over Six Weeks. The Average Difference in Weight (Follow Up Baseline) Is -2 Pounds. What Would the Standard Deviation of the Difference in Weight Have to Be for the Upper Endpoint of the 95 Percent T-Confidence Interval to Touch 0?
Data Science
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null
no
no
0
A Geiger Counter Records 100 Radioactive Decays in 5 Minutes. Find an Approximate 95 Percent Interval for the Number of Decays Per Hour.
Data Analytics
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no
no
0
A Random Variable X Is Normal With Mean 1020 and a Standard Deviation 50. Calculate P(X>1200).
Data Analytics
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null
no
no
0
A regression analysis between apples (y) and oranges (x) resulted in the following least-squares line: y = 100 + 2x. What is the implication if oranges are increased by 1?
Data Science
null
null
no
no
0
A regression analysis between apples (y) and oranges (x) resulted in the following least-squares line: y = 100 + 2x. What is the implication if oranges are increased by 1?
Machine Learning
null
null
no
no
0
Abbreviate LOD Expression. Why do we use LOD Expressions?
Data Analytics
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null
no
no
0
Advantages of using Power BI?
Data Analytics
null
null
no
no
0
An HIV Test Has a Sensitivity of 99.7 Percent and a Specificity of 98.5 Percent. A Subject From a Population of Prevalence 0.1 Percent Receives a Positive Test Result. What Is the Precision of the Test, i.e. the Probability They Are HIV Positive?
Data Science
null
null
no
no
0
Are access specifiers used in python?
Python
null
null
no
no
0
Are arguments in Python passed by value or by reference?
Python
null
null
no
no
0
Are multiple inheritances supported by Python?
Python
null
null
no
no
0
Are NULL values the same as zero or a blank space?
SQL
null
null
no
no
0
Are NULL values the same as zero or a blank space?
SQL
null
null
no
no
0
Are there any tools for identifying bugs and performing static analysis in python?
Python
null
null
no
no
0
Are you a Python developer looking for amazing projects?
Python
null
null
no
no
1
Are you familiar with stream processing frameworks like Apache Kafka and Apache Flink?
Data Engineer
null
null
no
no
0
Assume You Need to Generate a Predictive Model Using Multiple Regression. Explain How You Intend to Validate This Model.
Machine Learning
null
null
no
no
0
Between two tables, can we create multiple dynamic connections?
Data Analytics
null
null
no
no
0
Binders, Bookcases, Chairs, and Copiers are some of the subcategories included in the source data. It is necessary to merge all of these Sub-categories into a single dimension known as "Office Supplies." What method can be applied to fulfill this requirement?
Data Analytics
null
null
no
no
0
Briefly define Tableau CRM.
Data Analytics
null
null
no
no
0
Briefly Explain Logistic Regression.
Machine Learning
null
null
no
no
0
Briefly Explain Logistic Regression.
Machine Learning
null
null
no
no
0
Briefly explain the procedure to measure the length of all sharks in the world?
Machine Learning
null
null
no
no
0
Calculate a factorial
Python
null
null
no
no
0
Calculate sum and average of a list
Python
null
null
no
no
0
Calculate the area of a rectangle
Python
null
null
no
no
0
Calculate the nth Fibonacci number?
Python
null
null
no
no
0
Calculate total quantity from a dictionary
Python
null
null
no
no
0
Can SQL and Power Query/Query Editor be used together?
Data Engineer
null
null
no
no
0
Can we automate Tableau Reports? If yes, how?
Data Engineer
null
null
no
no
0
Can we disable a trigger? If yes, how?
SQL
null
null
no
no
0
Can we disable a trigger? If yes, how?
SQL
null
null
no
no
0
Can we have more than one active relationship between two tables in data model of power pivot?
Data Analytics
null
null
no
no
0
Can we have more than one active relationship between two tables in Power Pivot Data Model?
Data Analytics
null
null
no
no
0
Can we make multi-line comments in Python?
Python
null
null
no
no
0
Can we Pass a function as an argument in Python?
Python
null
null
no
no
0
Can we refresh data when a Power BI report is published in the cloud?
Data Engineer
null
null
no
no
0
Can we refresh our Power BI reports once uploaded to cloud (Share point or Powebi.com)?
Data Engineer
null
null
no
no
0
Can we scrap data via python?
Python
null
null
no
no
0
Can we use else with For in Python?
Python
null
null
no
no
0
Can you clarify the distinctions between the ‘pop()’, ‘remove()’, and ‘del’ operations when working with Python lists?
Python
null
null
no
no
0
Can you convert a string type column into a number type column?
Data Analytics
null
null
no
no
0
Can you create a series from the dictionary object in pandas?
Python
null
null
no
no
0
Can you describe a complex data engineering project you have worked on?
Data Engineer
null
null
no
no
0
Can you describe a pipeline you have built and how you overcame any obstacles?
Data Engineer
null
null
no
no
0
Can you describe the key components of a strong data processing pipeline? What skills or technologies are most important in building an effective pipeline?
Data Engineer
null
null
no
no
0
Can you describe your experience in implementing data governance policies?
Data Engineer
null
null
no
yes
1
Can you describe your experience with cloud-based data integration solutions?
Data Engineer
null
null
no
yes
0
Can you describe your experience with ETL (Extract, Transform, Load) processes?
Data Engineer
null
null
no
yes
0
Can you describe your experience working with large data sets?
Data Engineer
null
null
no
yes
0
Can you describe your process for analyzing a new dataset?
Data Analytics
null
null
no
no
0
Can you discuss a complex data analysis project you completed and the outcome?
Data Analytics
null
null
no
no
1
Can you discuss a project where you used data analysis for forecasting?
Data Analytics
null
null
no
no
1
Can you discuss a time when you had to analyze data under a tight deadline?
Data Analytics
null
null
no
yes
1
Can you discuss an experience where you had to present complex analysis findings to a lay audience?
Data Analytics
null
null
no
yes
1
Can you discuss the process of feature selection and its importance in data analysis?
Data Science
null
null
no
no
0
Can you discuss the role of transfer learning in computer vision?
Machine Learning
null
null
no
no
0
Can you discuss your experience with data warehousing and data modeling?
Data Engineer
null
null
no
yes
0
Can you discuss your experience with distributed computing and parallel processing in the context of real-time data?
Data Engineer
null
null
no
yes
0
Can you discuss your experience with machine learning in the context of data analysis?
Data Science
null
null
no
yes
0
Can you discuss your experience with time series analysis?
Data Analytics
null
null
no
yes
0
Can you discuss your experience with various machine learning frameworks and why you prefer certain tools over others?
Machine Learning
null
null
no
yes
0
Can you easily check if all characters in the given string is alphanumeric?
Python
null
null
no
no
0
Can you explain a situation where you had to revise your analysis approach? What prompted the change?
Data Analytics
null
null
no
no
1
Can you explain a time when your data analysis significantly impacted business decisions?
Data Analytics
null
null
no
yes
1
Can you explain the architecture of PostgreSQL?
SQL
null
null
no
no
0
Can you explain the concept of convolutional neural networks (CNNs) and their importance in computer vision?
Machine Learning
null
null
no
no
0
Can you explain the concept of measures and dimensions in Power BI?
Data Analytics
null
null
no
no
0
Can you explain the concept of overfitting in data analysis and how you avoid it?
Data Analytics
null
null
no
no
0
Can you explain the difference between descriptive and inferential statistics in the context of data analysis?
Data Analytics
null
null
no
no
0
Can you explain the difference between logical and physical data modeling?
Data Engineer
null
null
no
no
0
Can you explain the ETL process and how it works?
Data Engineer
null
null
no
no
0
Can you explain the importance of data cleansing in analysis?
Data Analytics
null
null
no
no
0
Can you explain the role of generative adversarial networks (GANs) in computer vision?
Machine Learning
null
null
no
no
0
Can you explain to me how you would create a function that can identify which words in a list are anagrams of other words in that same list?
Python
null
null
no
no
0
Can you explain your experience designing and implementing data warehouses?
Data Engineer
null
null
no
yes
0
Can you explain your experience in designing and developing ETL pipelines?
Data Engineer
null
null
no
yes
0
Can you explain your experience with data modeling and database design?
Data Engineer
null
null
no
yes
0
Can you explain your experience with version control systems like Git?
All
null
null
no
yes
0
Can you explain your experience working with computer vision algorithms and libraries?
Machine Learning
null
null
no
yes
0
Can you explain your experience working with ETL processes and tools?
Data Engineer
null
null
no
yes
0
Can you get items of series A that are not available in another series B?
Machine Learning
null
null
no
no
0
Can you give an example of a particularly challenging pipeline you have worked on?
Data Engineer
null
null
no
no
1
Can you give an example of a programming or scripting language that supports multiple inheritances?
Python
null
null
no
no
0
Can you give an example of how you have implemented data quality checks in a previous project?
Data Engineer
null
null
no
no
0
Can you give an example of how you have optimized a data migration process for performance?
Data Engineer
null
null
no
no
0
Can you give an example of how you've used data analysis to solve a problem?
Data Analytics
null
null
no
no
0
Can you give an example of root cause analysis?
Data Science
null
null
no
no
0
Can you give an example to denote the working of the central limit theorem?
Data Science
null
null
no
no
0
Can you give an example to denote the working of the central limit theorem?
Data Science
null
null
no
no
0
Can you have a table in the model which does not have any relationship with other tables?‚
Data Analytics
null
null
no
no
0
Can you have more than one functional relationship between two tables in a Power Pivot data model?
Data Analytics
null
null
no
no
0
Can you install Tableau without having administrator rights? And if so, how?
Data Engineer
null
null
no
no
0
Can you list and briefly describe the normal forms (1NF, 2NF, 3NF) in SQL?
SQL
null
null
no
no
0
Can you list some limitations of context filters? (It is a Tableau interview question on filters.)
Data Analytics
null
null
no
no
0
Can you name some of the different types of image filters used in OpenCV?
Machine Learning
null
null
no
no
0
Can you name the different joins available in Tableau?
Data Analytics
null
null
no
no
0
Can you provide a dynamic range in Data Sourcefor a Pivot table?
Data Analytics
null
null
no
no
0