Learning PHP and MySQL

Appendix A. Answers to Chapter Questions

Chapter 1

Solution to Question 1-1

A web server, a server-side programming language, and a database.

Solution to Question 1-2

Modules.

Solution to Question 1-3

5.1.

Solution to Question 1-4

Structured Query Language.

Solution to Question 1-5

They enclose HTML markup.

Solution to Question 1-6

It processes the HTML and PHP files.

Chapter 2

Solution to Question 2-1

Apache, PHP, and MySQL.

Solution to Question 2-2

Mac OS X, and many Linux distributions.

Solution to Question 2-3

The desktop.

Solution to Question 2-4

It indicates lines that are commented out.

Solution to Question 2-5

By not working on your local drive and transferring your files to a server.

Solution to Question 2-6

You can use an FTP program.

Solution to Question 2-7

Through a web server.

Chapter 3

Solution to Question 3-1

Everything renders as text; there is no code.

Solution to Question 3-2

HTML markup.

Solution to Question 3-3

By using two slash (//) marks.

Solution to Question 3-4

Single-line comments, which are indicated by two slash (//) marks, and multiline comments, which are indicated by an asterisk and slash. Use (/*) to open a multiline comment and (*/) to close it.

Solution to Question 3-5

A semicolon (;) ends all statements in PHP.

Solution to Question 3-6

A value.

Solution to Question 3-7

By using the following form: $variable_name = value;

Solution to Question 3-8

Yes.

Solution to Question 3-9

They allow you to group code chunks together and execute them by their ...