Consider the entity-relationship (ER) diagram shown in the exhibit. Which type of relationship between the two entities is shown?
What is the highest normal form of the relation(s) shown in the exhibit?
Which pair of relational algebraic operations requires union compatibility?
The database manager wants to give Rubio and Doe the ability to modify the Project Relation shown in the exhibit. A temporary employee named Temp needs to access the data in the database to generate reports. Which group of SQL statements will perform this task?
Consider the entity-relationship (ER) diagram shown in the exhibit. Which type of relationship between the two entities is shown?
Your company must choose which type of database to use for a new project. Which of the following lists three characteristics of file-based database systems?
Which type of dependency occurs when one attribute of a composite key is removed and the dependency still exists?