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Data Analyst Interview Questions to prepare for in 2023

ProjectPro

DECEMBER 22, 2016

Common Misspelling and Duplicate entries are a common data quality problem that most of the data analysts face. Having different value representations and misclassified data. 8) What are the important steps in data validation process? Involves analysing raw data from existing datasets.

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Data Mining Data Cleanse Datasets Data Analysis 52
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Top 100 Hadoop Interview Questions and Answers 2023

ProjectPro

AUGUST 21, 2015

Data that can be stored in traditional database systems in the form of rows and columns, for example, the online purchase transactions can be referred to as Structured Data. Data that can be stored only partially in traditional database systems, for example, data in XML records can be referred to as semi-structured data.

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Hadoop Big Data Metadata Unstructured Data 40
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