Which type of data tool utilizes predefined text scripts and is easily searchable?

The correct answer is structured data, which is characterized by its organization and adherence to a defined schema. This type of data typically resides in fixed fields within a record or file, making it systematic and easily searchable. Examples include data found in relational databases, where each entry has a specific format and type (like integers, dates, strings, etc.), allowing for efficient querying and manipulation.

The predefined text scripts associated with structured data imply that there are established guidelines or models for how the data should be entered and used, enhancing consistency and reliability. Because of this structured nature, it is straightforward to conduct searches, as the data can be indexed and queried using languages like SQL (Structured Query Language).

In contrast, nominal data refers to categories without any inherent order, which does not necessarily imply an organized structure for searching or retrieving. Semi-structured data contains some organizational properties but lacks a rigid structure, making it somewhat searchable but not as efficient as structured data. Unstructured data, such as text, images, or videos, does not adhere to any predefined format, significantly hindering searchability without advanced processing techniques. Thus, structured data is the clear answer, as it embodies the characteristics of having set formats and being easily searchable.