Which database architecture is best suited to implementation in the World Wide Web
environment?

Using the Customer and Sales_Rep relations shown in the exhibit, you must determine a relational
algebraic expression that will result in the following relation: Which of the following relational
algebraic expressions would result in this relation? Using the Customer and Sales_Rep relations
shown in the exhibit, you must determine a relational algebraic expression that will result in the
following relation:

Which of the following relational algebraic expressions would result in this relation?

Your enterprise must decide whether to use a database management system. Which of the
following best describes the functionality of a DBMS?

Consider the Registration relation shown in the exhibit.

Which of the following SQL statements would return all tuples that have course codes beginning with the letter M?

Which subset of Structured Query Language (SQL) is used to create and name database entities?

Which statement best describes a candidate key?

Which of the following is a characteristic of the three-tier database architecture?

Which term describes an attribute or combination of attributes that uniquely identifies a row in a
relation?

Consider the following relational algebraic expression as well as the Dept1_Parta and
Dept2_Parts relations shown in the exhibit:

Which of the following relations would result form the given relational algebraic expression?

Consider the relation shown in the exhibit.

Which of the following SQL statements would return a relation that excludes all customers with a Satisfaction_Rate of less than or equal to 80 unless the Sales_Office is located in Atlanta?