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?
For the Employee relation shown in the exhibit, which set of column value holds the complete tuple for the employee named James Smith?
NULL) Primary Key Class_Num -Consider the Information Engineering diagram shown in the exhibit. Which DBDL definition best describes this diagram?
Consider the following table as well as the Dept1_Parts and Dept2_Parts relations shown in the exhibit: Which of the following relational algebraic expressions would result in the given table?
Your enterprise is involved in planning a database project. The exhibit shows the result of one phase of the database design life cycle. Which term best describes the diagram shown in the exhibit?
Consider the entity-relationship (ER) diagram shown in the exhibit. What do the characters at the ends of the connecting line indicate?
