DBM 405 week 1 quiz

1. TCO 1 - Which of the following statements is unique to the three-tier application model? 2. TCO 1 - Which of the following is an example of an event? 3. TCO 1 - The ____ section of a PL/SQL block contains code that creates variables, cursors, and types 4. TCO 1 - The only required sections of a PL/SQL block are the ____ sections. 5. TCO 1 - Which of the following code fragments contains a host variable? 6. TCO 1 - Which of the following typically returns only one value? 7. TCO 1 - Which of the following serves as a visual representation of a database? 8. TCO 1 - ____ are named memory areas that hold values to allow the retrieval and manipulation of values in a program. 9. TCO 1 - What is the purpose of the BEGIN section of a PL/SQL block?