Data cleaning can be described asa.The systematic description of the syntactic structure of a specific database.b.converting to normalized formc.Large collection of data mostly stored in a computer systemd.The removal of noise errors and incorrect input from a database
Question
Data cleaning can be described asa.The systematic description of the syntactic structure of a specific database.b.converting to normalized formc.Large collection of data mostly stored in a computer systemd.The removal of noise errors and incorrect input from a database
Solution
The correct answer is d. Data cleaning can be described as the removal of noise errors and incorrect input from a database. This process is crucial in maintaining the accuracy and reliability of the data in the database. It involves identifying and correcting or removing errors, inconsistencies, and inaccuracies that occur in the data. This can be done manually or with the use of data cleaning tools.
Similar Questions
What is the purpose of data cleaning?To remove dataTo organize dataTo correct or remove inaccurate recordsTo collect data
What is the purpose of data cleaning?Review LaterTo enhance data qualityTo remove duplicates from datasetsTo validate data against predefined rulesTo monitor and update data continuously
Name four best practices for data cleaning.
Question 4What is the process of tracking changes, additions, deletions, and errors during data cleaning? 1 pointCatalogingDocumentationRecordingObservation
Which of the following best describes the goal of data scrubbing and data preparation:Question 5Answera.perform basic analysis to understand the quality of the underlying data and its ability to address the business questionb.demonstrate ability to sort, rearrange, merge and reconfigure data in a manner that allows enhanced analysisc.recognize what is meant by data quality, be it completeness, reliability or validityd.comprehend the process needed to clean and prepare the data before analysis
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