mis 290 South University -MIS 290 Exam 1 with complete solutions

MIS 290 Exam 1What are the component of a management information system - correct answer Data, Database, Process, Information Name Michael Porter's 3 strategies - correct answer Low Cost Leadership, Differentiation, FOCUS List the steps in designing and MIS. - correct answer Define objectives, Collect and analyze data, display info in cohesive intuitive manner What is the purpose of a DBMS? - correct answer To create, store, maintain, and access database files. Know the difference between internal and external data sources - correct answer Internal - from within an organization. Stored in internal databases, can be accessed by functional information systems. External - Comes from variety (any number) of sources, stored in data warehouse. Database Engine - correct answer in charge of data storage, retrieval, manipulation. Converts logical view (from database) to physical view (for users) Data definition - correct answer Create and maintain data dictionary and define data file structure. Makes edit to database structure Data manipulation - correct answer Add, delete, modify, retrieve data records from database. Uses query language SQL. Application generation - correct answer Designs elements of an application using a database. Used by IT professionals and data admins. Data administration - correct answer Used for backup, recovery, security, and change management functions. Determines who has authority to perform actions of CRUD. What is the purpose of social networking? - correct answer increased efficiency and ability to interact with expansive networks of individuals over digital media.