Purdue CNIT 280 Exam 1 Lecture Review QUESTIONS WITH COMPLETE SOLUTIONS
Database Characteristics correct answer: 1. Persistent Data (stored/resting) 2. Shared Data (Multiple users and users) 3. Data is organized/metadata 4. Structured Query Language (SQL) DBMS - What it stands for correct answer: Database Management System DBMS (Database Management System) correct answer: A database is a collection of stored data. A DBMS is SOFTWARE designed to collect, store, and process data Why Data Modeling? correct answer: 1. Communication 2. Discovery 3. Integration Data Modeling Representation Sections correct answer: 1. Business Structures (Entities, Attributes) 2. Business Rules a. How we operate the business b. How things relate (relationships) c. How many things can exist (cardinality) Data Modeling Types (3 types)
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purdue cnit 280 exam 1 lecture review questions with complete solutions
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