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Which of the following best explains the role of an independent variable in data analysis?
In predictive modeling for customer segmentation, which type of model is most suitable for identifying distinct customer groups based on purchasing beha...
Which of the following Big Data processing models is based on the concept of continuous data flow processing?
In SQL, which type of JOIN will return all rows from the left table and the matching rows from the right table, filling with NULLs where there is no match?
Which of the following best illustrates the concept of polymorphism in Object-Oriented Programming (OOP)?
In hypothesis testing, which of the following statements best describes the null hypothesis?
A data analyst is working with a dataset containing missing values, duplicate entries, and inconsistent formats. What is the most important step in ensu...
Which SDLC model integrates testing at every phase of development, ensuring defects are identified early?
In which scenario is stratified sampling most suitable?
In exploratory data analysis (EDA), which of the following is the primary goal?
