Section 1
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How does PHP retrieve data from the text boxes?
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Date created
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Section 1
(50 cards)
How does PHP retrieve data from the text boxes?
It uses the $_POST array: $variableName = $_POST['nameAttribute'];
What does a client-server architecture consist of?
Servers that share resources with clients over a network
What is the process of requesting a website?
1. A user requests a web page in a web browser 2. The web browser builds a request for the page and sends it to the web server (HTTP Request) 3. The web server receives the request, grabs the web page from disk, and sends it back to the web browser 4. The web browser received the response from the web server (HTTP Response) and displays the page in the web browser
List the four types of database servers.
• MySQL • Oracle • DB2 • MS SQL server
TCP/IP
Transmission Control Protocol/Internet Protocol
PHP automatically _____ string values to numeric data types if the string value contains numeric characters only.
Converts
Which three file/code types are typically needed when creating a PHP application?
HTML, CSS, and PHP
How do you call a PHP file from within your HTML file?
Use the post method inside of the form tag: <form action="PHPfilename.php" method="post">
What is another name for server-side languages?
Scripting languages
What does a web server share?
Websites
What should you do with HTML code that has not been thoroughly validated when retrieving it into your PHP code?
You should escape the string: $variableName = htmlspecialchars($nameAttribute);
A _____ is a device that is connected to two or more networks.
Router
An application directory inside of htdocs is called the
Application root directory
List two ways in which a dynamic website can be changed.
• By processing the form data that the user submits • Displaying data that's retrieved from a database server
A ___ _____ is the client software used to access the web server.
Web browser
What kind of architecture do web applications use?
Client-Server architecture
What is the name of the hardware device that connects a computer to the network?
Network Interface Card, or NIC
Which two protocols does an http request depend on?
HTTP protocol TCP/IP
IIS
Internet Information Services
What is an ISP?
A company that owns a WAN connected to the internet and leases access to its network to those who need access to the internet.
What type of database server is PHP typically used with?
MySQL
If using Xampp, where should you save your files to make them accessible to the web browser?
\xampp\htdocs for the Apache server
How does the web server determine which server or program should process the http request?
It uses the extension of the requested file
Why should you escape string data that hasn't been thoroughly validated?
It prevents a process called a JavaScript injection attack
Where should you develop and test your application?
On your local machine
A _____ ___ ____ is a web page that only changes when the web developer changes it.
Static web page
List the four components of a web application.
• Web browser • Web server • Server-side languages • Database servers
What is a LAN?
Local Area Network; A small network of computers that are physically near each other (typically the same building or site) and can communicate with each other over short distances
List some examples of resources that a server can share with clients.
Files Printers Websites Databases Email
What are the other names for post arrays?
Super global Auto global
When you deploy an application, you...
make it accessible from a browser
What do you call the process that begins with the user requesting a web page and ends with the server sending a response back to the client?
A round trip
What is a dynamic web page?
A page that's created by a program or script that's running on a server. This page can be changed each time it's viewed
What is a WAN?
Wide Area Network; Two or more LANs that have been connected over long distances by the use of routers
List the server-side languages
• PHP • Perl • Python • JSP • ASP.NET
The htdocs directory is called the
Document root directory
What do JSP and ASP.NET require in addition to a web server?
An application server
List the two types of web servers.
• IIS • Apache
How does a router work?
When it receives a packet from one network, it sends the packet out of the network that is closest to the destination network
What do PHP applications run on?
An Apache web server that has a PHP interpreter
A _____ is a communication system that allows clients and servers to communicate.
Network
What type of application servers does the JSP application typically run on?
Tomcat or Glassfish
As best practice, what should you do with the three types of code used to create a PHP application?
Separate the code into separate files
Which two tags does HTML use to create fields for user input?
<label> - names the field <input> - creates an input field to be filled by a user
What causes a web page to change?
The information that's submitted by the web browser to the server
What does the following code do: "$".number_format($nameAttriubte, 2);
It concatenates the dollar sign symbol, $, to the value stored in $nameAttribute
What does escaping your code do?
It converts any special characters that are used by HTML tags to HTML entities
How do you deploy an application on an internet server?
Copy the application directories and files from the local server to your root directory on the internet server
When requesting a PHP page, the web server forwards the request to the ___ _____.
PHP Interpreter
What is an IXP?
Internet Exchange Point; A router at which multiple ISPs connect together to provide access to each others' networks. Technically, this is the name of the routers
Section 2
(13 cards)