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Topic :: Data





Data Interview Questions
Questions Answers Views Company eMail

If DataNode increases, then do we need to upgrade NameNode in Hadoop?

464

If no custom partitioner is defined in Hadoop then how is data partitioned before it is sent to the reducer?

462

Mention the difference between Data Mining and Machine learning?

136

How To Handle Or Missing Data In A Dataset?

198

What Is The Difference Between Machine Learning And Data Mining?

118

What is class-imbalanced dataset in machine learning?

127

What is sequential data in machine learning?

136

Name a few libraries in Python used for Data Analysis and Scientific Computations?

126

What is the main difference between a Pandas series and a single-column DataFrame in Python?

120

How can you handle duplicate values in a dataset for a variable in Python?

236

Comparision between Machine Learning and Big Data?

125

Mention any one of the data visualization tools that you are familiar with?

65

What is your opinion on our current data process?

96

Assume that you are working on a data set, explain how would you select important variables?

184

How to handle missing data in a dataset in Machine Learning?

162




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Un-Answered Questions { Data }

Can we install Oracle database in VT100 Server?

2408


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

3913


How to connect to a remote database using Applet?

2564


How database connectivity in XML is achieved?

2256


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

2164


How to know howmuch data is truncated?

2385


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

1979


What are the data target administration tasks?

2332


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

2023


How do you transform OH data?

1940


How will you do data driven testing using Robot?

2573


Where the datapool values are stored?

2468


What is datapool cursor?

2329


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

2373


What information is contained in the Datapool_config section?

2208