Answers to Chapter 9
 | Reviewing It |
| 1: | Explain the difference between the HTP package and the HTF package. |
| A1: | The HTP package contains PL/SQL procedures that generate HTML output, whereas the HTF package contains PL/SQL functions that return HTML code as the return value |
| 2: | What is htp.p used for? |
| A2: | htp.p can be used to pass the text <HTML> to the HTML output |
| 3: | Why would you want to call another PL/SQL procedure in a Web environment? |
| A3: | This called pl/sql is a way of giving a consistent look with appearances and error messages across the Web site |
| 4: | In Listing 9.9, line 4, why is the p_inv_id variable set to null? |
| A4: | To provide the procedure with ... |
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