Which of the following are examples of unstructured information?

Unstructured information refers to data that does not have a predefined format or structure, making it more challenging to collect, process, and analyze. Examples of unstructured information typically include text-heavy data, such as that found in emails, legal documents, or other forms of written communication.

The choice of email content as an example of unstructured information is valid because emails contain narrative text that can vary widely in format and content. The content can include various topics, opinions, attachments, and media, which do not conform to a strict structure. This lack of uniformity makes it difficult to organize or store email data in a systematic way like structured data.

In contrast, examples like relational database records have defined structures with specific fields and relationships, making them structured. Similarly, graphics of a company's logo, while visual, do not convey data in a format that aligns with conventional unstructured information, and legal documents, although they contain text, are often regulated by specific formatting and terminology that make them more structured in nature than typical unstructured data.