Cop 4703 - Study guides, Class notes & Summaries

MIDTERM COP 4703 Questions with complete solution 2024 MIDTERM COP 4703 1. Redundancy wastes space because you are storing different types of data in the same place. - correct answer False. Redundancy is data stored in different places not in the same place. 2. When you need to change data, redundancy makes your changes more cumbersome and time-consuming. - correct answer TRUE 3. An entity is also defined as an attribute. - correct answer False. An entity is a person, place, o...

COP 4703 Question and answers verified to pass 2024 COP 4703 Which of the following is the database implementation of the referential integrity rule? A. Foreign Key B. Primary Key C. Legal Value constraint D. Candidate Key - correct answer A What are the properties of union compatibility? A. must have same number of columns B. columns must contain only strings C. only two queries are allowed D. columns must have the same data type - correct answer A, D Which is the corr...