One reason L. L. Bean moved to an unstructured, NoSQL, big data environment was because the firm's customer engagement had evolved to include some 30 different customer engagement channels.

A) True

B) False

The correct answer is True.

Explanation:

we can define a NoSQL database as one that does not require fixed data structures such as tables; They do not fully guarantee ACID features and scale very well horizontally. They are used in distributed environments that must always be available and operational and that manage a significant volume of data.

We could summarize the main features of a NoSQL database as follows:

The standard language does not have to be SQL The data scheme is flexible or does not have a predefined scheme, which allows the processing of heterogeneous data ACID properties are not always guaranteed Greater consistency between program and database data Designed to be generally scalable horizontally They are usually distributed They are often open source with large development communities behind