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Which of the following best defines the role of a data analyst in an organization?
Which of the following is an effective method for handling inconsistent data in a merged dataset?
Which of the following is an example of semi-structured data ?
In a min-heap, what is the complexity of removing the smallest element and restoring the heap property?
Which of the following best describes a key advantage of containerization over traditional virtual machines?
Which of the following is a major advantage of using Power BI over traditional Excel charts for data visualization?
Given the following SQL query:
SELECT department _ id, COUNT(*) AS employee _ count
FROM employees
GROUP BY department_id
What is the result of the following SQL query?
SELECT department, COUNT (employee_id)
FROM employees GROUPBY department HAVING COUNT (e...In VLANs (Virtual LANs), what protocol is used to carry VLAN information between switches?