Question 1 of 30
A retail company is analyzing its customer data to improve its marketing strategies. They have identified that their customer database contains duplicate entries, which is leading to inaccurate reporting and ineffective marketing campaigns. To address this issue, the company decides to implement a data deduplication strategy. Which of the following approaches would be the most effective in ensuring that the customer data is clean and reliable for future marketing efforts?
Implementing a data cleansing process that includes standardization, validation, and deduplication of customer records.
Increasing the frequency of data imports without any validation checks to ensure all new data is captured.
Relying solely on manual reviews of customer records to identify duplicates, as this is less resource-intensive.
Using a single source of truth for customer data without integrating other data sources, to avoid confusion.

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