COE SESSION QUIZ

What is the difference between structured and unstructured data?

• Structured data is organized into predefined formats

• Unstructured data lacks a predefined format

• Structured data is stored in databases

• Unstructured data is easier to analyze

What is the primary goal of data management in a business context?

• To create data silos

• To ensure data accuracy, accessibility, and security

• To increase data redundancy

• To make data deletion easier

What is the purpose of data governance?

• To ensure data privacy and security

• To establish guidelines and policies for data management

• To perform data analysis and reporting

• To automate data entry processes

Which of the following is NOT a common data visualization tool?

• Tableau

• TI Power BI

• Excel

• QiikView

What is the role of a data scientist?

• To design and develop databases

• To create data visualizations

• To analyze complex datasets and extract insights

• To manage data storage and retrieval systems

What is the purpose of a data warehouse?

• To store raw and unprocessed data

• To perform real-time data analysis

• To integrate and consolidate data from multiple sources

• To facilitate data entry and data collection

Which of the following is an example of unstructured data often analyzed in businesses?

• SQL database records

• CSV files

• Social media posts

• • Excel spreadsheet

What is the purpose of data analytics in business?

• To randomly delete unnecessary data

• To make data entry faster

• To derive actionable insights from data to make informed business decisions

• To visualize data in 3D