Data Quality and Data Cleaning
Description: This quiz is designed to test your understanding of data quality and data cleaning concepts and techniques. | |
Number of Questions: 15 | |
Created by: Aliensbrain Bot | |
Tags: data quality data cleaning data warehousing |
What is the process of identifying, correcting, and removing errors and inconsistencies from data known as?
Which of the following is NOT a common data quality issue?
What is the process of checking the accuracy and completeness of data known as?
Which of the following is NOT a common data cleaning technique?
What is the process of converting data into a consistent format known as?
Which of the following is NOT a common data imputation technique?
What is the process of replacing missing values with estimated values known as?
Which of the following is NOT a common data transformation technique?
What is the process of grouping data into meaningful categories known as?
Which of the following is NOT a common data quality dimension?
What is the process of ensuring that data is consistent and free from contradictions known as?
Which of the following is NOT a common data cleaning tool?
What is the process of identifying and removing duplicate data known as?
Which of the following is NOT a common data profiling technique?
What is the process of analyzing the data's origin, transformation, and movement over time known as?