WGU C175: data management foundations. Guaranteed Mastery. Full Exam Coverage, rated A+ 2024

data - -numeric, textual, visual or audio information that describes real-world systems scope of data - -the amount of data produced and collected format of data - -data may be produced as numbers, text, image, audio, or video access of data - -some data sources are private while others are made publicly available database - -a collection of data in a structured format database system aka DBMS - -is software that reads and writes data in a database. ensures data is secure, internally consistent, and available at all times query language - -a specialized programming language designed specifically for database systems. reads and writes data efficiently, and differs significantly from general purpose languages such as python or java database application - -software that helps business users interact with database systems database administrator - -the person responsible for securing the database system against unauthorized users. enforces procedures for user and database system availability database designer - -the person that determines the format of each data element and the overall database structure. must balance several priorities including storage, response time, and support for rules that govern the data.