Unt bcis 4610 ch 9 Study guides, Class notes & Summaries

UNT BCIS 4610 CH 9 Question and answers 100% correct 2024 UNT BCIS 4610 CH 9 Primary Key An attribute whose value is unique across all occurrences of a relation. Relational Database Model Data represented as a set of related tables or RELATIONS Relations A named 2D table of data. Each relation consists of a set of named columns and an arbitrary number of unamed rows Well-Structured relation A relation that contains a minimum amount of redundancy and allows users to insert,...

UNT BCIS 4610 Question and answers already passed 2024 UNT BCIS 4610 - Ch.9 Primary key - correct answer an attribute (or combination of attributes) whose value is unique across all occurrences of a relation Relational database model - correct answer data represented as a set of related tables or relations Relation - correct answer a named, two-dimensional table of data; each relation consists of a set of named columns and an arbitrary number of unnamed rows Well-structured re...

UNT BCIS 4610 Questions with complete solution 2024 UNT BCIS 4610 - Ch.9-11 Quiz B. Second - correct answer When every non-primary key attribute is functionally dependent on the full set of primary key attributes, the relation is in _____ normal form. A. First B. Second C. Third D. Fourth C. the whole primary key - correct answer The result of normalization is that every non-primary key attribute depends upon ______. A. the foreign key B. a part of the primary key C. the whole ...

UNT BCIS 4610 Question and answers correctly solved 2024 UNT BCIS 4610 - Ch.9 Quiz D. The sequence of the rows cannot be changed. - correct answer Which of the following is NOT a property of relations in the relational database model? A. Entities in cells are simple. B. Entries in columns are from the same set of values. C. Each row is unique. D. The sequence of the rows cannot be changed. B. Normalization - correct answer __________ is the process of converting complex data struc...