Big Data and Relational Databases Quiz

What is Big Data?

• A small dataset stored in Excel

• A large volume of structured and unstructured data

• A programming language

• A cloud storage service

Which of the following is NOT a characteristic of Big Data?

• Volume

• Velocity

• Video

• Veracity

The 5Vs of Big Data include:

• Volume, Velocity, Variety, Veracity, and Value

• Volume, Velocity, Variance, Verification, and Value

• Virtualization, Vision, Volume, Variety, and Veracity

• Value, Verification, Variables, Volume, and Variety

Which industry benefits the most from Big Data in fraud detection?

• Retail

• Healthcare

• Banking and Finance

• Education

In healthcare, Big Data is used for:

• Tracking customer spending habits

• Managing social media

• Predicting disease outbreaks and improving patient care

• Creating animated movies

Which Big Data tool is commonly used for processing large datasets?

• Microsoft Word

• Apache Hadoop

• Windows Media Player

• Notepad

The Variety characteristic of Big Data refers to:

• The number of servers storing the data

• Different types of data (structured, semi-structured, unstructured)

• The number of people using the data

• The color and design of the data

Why is Veracity important in Big Data?

• It refers to the accuracy and reliability of data

• It determines how fast data is processed

• It refers to the size of the data

• It helps store the data in different formats

A real-world example of Big Data is:

• A student's math notebook

• Google analyzing billions of search queries per day

• A small bakery keeping a handwritten sales record

• A single customer’s shopping receipt

Which of the following is NOT an application of Big Data?

• Personalized product recommendations

• Weather forecasting

• Drawing pictures in Paint

• Traffic management