Which one of the following foods needs mandatory nutrition labelling?
The correct answer is B
In developing a fraud detection model for online transactions, a data analyst should use a technique capable of identifying anomalous patterns. Which of...
Which of the following is an example of moving average forecasting?
What is the key difference between SQL and NoSQL databases in terms of data storage?
Which of the following best describes the primary role of a data analyst within an organization?
To ensure data is accurate and complete before beginning analysis, which data validation technique is most commonly used?
In Python, which of the following functions in the Pandas library is used to merge two DataFrames df1 and df2 on a common column id?
In time series analysis, the Dickey-Fuller test is used to:
Which Python library is primarily used for data manipulation and analysis, offering tools for reshaping, merging, and aggregating datasets?
How does metadata contribute to effective data management in large-scale data systems?
Which of the following features in Power BI allows for dynamically filtering data across multiple visuals with a single control element?
