Data structureIn computer science, a data structure is a data organization, management, and storage format that is usually chosen for efficient access to data. More precisely, a data structure is a collection of data values, the relationships among them, and the functions or operations that can be applied to the data, i.e., it is an algebraic structure about data. Data structures serve as the basis for abstract data types (ADT). The ADT defines the logical form of the data type. The data structure implements the physical form of the data type.
Persona (user experience)A persona (also user persona, customer persona, buyer persona) in user-centered design and marketing is a fictional character created to represent a user type that might use a site, brand, or product in a similar way. Personas represent the similarities of consumer groups or segments. They are based on demographic and behavioural information collected from users, qualitative interviews, and participant observation.
Customer engagementCustomer engagement is an interaction between an external consumer/customer (either B2C or B2B) and an organization (company or brand) through various online or offline channels. According to Hollebeek, Srivastava and Chen (2019, p. 166) S-D logic-Definition of customer engagement is "a customer’s motivationally driven, volitional investment of operant resources (including cognitive, emotional, behavioral, and social knowledge and skills), and operand resources (e.g.