Describe the relationship between the database and DBMS. Q2: What is the purpose of conceptual database modeling?
Question:
Describe the relationship between the database and DBMS.
Q2: What is the purpose of conceptual database modeling?
Q3: What is metadata?
Q4: What is the purpose of ER modeling?
Q5: What is depicted by cardinality constraints?
Q6: Why an associative entity construct is added to an ERD?
Q7: Using the AIRPORT KLX Table (Textbook page 131), describe an example that illustrates the insertion anomaly.
Q8: Using the AIRPORT KLX Table (Textbook page 131), describe an example that illustrates the deletion anomaly.
Q9: Using the AIRPORT KLX Table (Textbook page 131), describe an example that illustrates the modification anomaly.
Q10: Structured Query Language (SQL): What is the purpose of DDL, DML, and DCL?
Q11: What is the goal of optimizing database performance? List 3 actions that can be taken to improve database performance.
Q12: What are the three basic OLAP/BI tool features?
Q13: What is the purpose of an Index?
Q14: What is the purpose of database front-end applications?
Q15: What are the roles of Fact and Dimension tables in the STAR schema?
Cambridge International AS & A Level Computer Science
ISBN: 9781510457591
1st Edition
Authors: David Watson, Helen Williams