Exam 14: Database Connectivity and Web Technologies

Whether you purchase online or by standing in line,the system-level transaction details are essentially the same and they require the same basic database structures and relationships.

The XML metalanguage allows the definition of new ____,such as <ProdPrice>,to describe the data elements used in an XML document.

DBMS vendors can publish ____ to facilitate data exchanges and the creation of data views from multiple applications-hierarchical,relational,object-oriented,object-relational,or extended-relational.

APIs are implemented as dynamic-link libraries that are dynamically invoked when needed.

The Web server is the main hub through which all Internet services are accessed.

APIs are faster than _________________________ scripts because the code is resident in memory and there is no need to run an external program for each request.

Database connectivity software is also known as database middleware because it interfaces between the application program and the database.

A(n)____________________ name is a unique name by which the data source will be known to ODBC,and therefore,to applications.

What is the first step in the exchange between a Web browser and a database?

____________________ transactions-the sale of products or services-can take place between businesses or between a business and a consumer.

____ is embedded inside an HTML page and is activated by triggering events such as clicking on a link.

The only time the client and server computers communicate is when the client requests a page,when the end user clicks on a link,and when the server sends the requested page to the client.

Extensible Hypertext Markup Language (XHTML)is the next generation of ____________________ based on the XML framework.

The Web ____________________ is the main hub through which all Internet services are accessed.

A Web browser's function is to display a page on the client computer.The browser,through its use of HTML,does not have computational abilities beyond formatting output text and accepting form field inputs.

Many companies are already working on the development of a new breed of services based on XML and Web technologies.

____ is an OO programming language developed by Sun Microsystems that runs on top of the Web browser software.

What are some of the features provided by Web application servers?

____________________ are objects that manage the connection with a data source and provide data to the consumers.

Microsoft's alternative to Java is ____.