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Topic :: Data





Data Interview Questions
Questions Answers Views Company eMail

What data sources can power bi connect to?

1

Can we have more than one active relationship between two tables in data model of power pivot?

1

What are some of differences in data modeling between power bi desktop and power pivot for excel?

1

What are the differences between a power bi dataset, a report, and a dashboard?

1

What are some of the differences in report authoring capabilities between using a live or direct query connection such as to an analysis services model, relative to working with a data model local to the power bi desktop file?

1

What is data management gateway and power bi personal gateway?

1

What are the data destinations for power queries?

1

What are the data sources for power map?

1

Why do we need power query when power pivot can import data from mostly used sources?

1

What is the common table function for grouping data?

1

How would you find the number of missing values in a dataset and remove all of them?

80

How would you rename the columns of a dataframe?

87

How would you facet the data using ggplot2 package?

92

Explain the different data structures in r?

77

What are the different data structures in r? Briefly explain about them.

74




Related Topics


Un-Answered Questions { Data }

Can we install Oracle database in VT100 Server?

2397


Is there anyway to automatically update the Datasource name in Database Checkpoints object when we migrate tests to a new release?

3898


How to connect to a remote database using Applet?

2546


How database connectivity in XML is achieved?

2242


How data can be inserted into long row column of database?

2147


How to know howmuch data is truncated?

2369


What are the parameters available in user exit for enhancing master data?

1964


What are the data target administration tasks?

2311


Where the data is extracted during init of delta and during delta updates?

2006


How do you transform OH data?

1920


How will you do data driven testing using Robot?

2549


Where the datapool values are stored?

2455


What is datapool cursor?

2308


What is standard data type and what is user defined data type?

2352


What information is contained in the Datapool_config section?

2193