Big Data are raw facts that describe the characteristics of an event or object. The emergence of big data is a result of the last $50$ years of technology evolution and its four common characteristics include large data volumes, high velocity, wide variety, and veracity.

The goal of this activity is for you to recognize elements associated with the four common characteristics of big data.

Instructions: Match each set of descriptors to the characteristic of big data that it represents.

Velocity

$2$ Variety

$3.$ Veracity

Match each of the options above to the items below.

The uncertainty of data, including biases, noise, and abnormalities. Uncertainty or unifustworthiness of data. Data must be meaningful to the problem being analyzed. Must keep data clean and implement processes to keep dirty data from accumulating in systems.

Different forms of structured and unstructured data. Data from spreadsheets and databases as well as from email, videos, photos, and PDFs$,$ all of which must be analyzed.

The analysis of streaming data as it travels around the Internet. Analysis necessary of social media messages spreading globally.

The scale of data. Includes enormous volumes of data generated daily. Massive volume created by machines and networks. Big data tools necessary to analyze zettabytes and brontobytes.