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Exam 15: Database Connectivity and Web Technologies

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Question 31

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Which of the following is a characteristic of the XML metalanguage?

A) It is concerned with the way data are displayed.
B) It allows the definition of new tags.
C) You can use the // symbol for entering a comment in the XML document.
D) It can be used as a replacement of HTML.

E) A) and B)
F) None of the above

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Question 32

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_____ is a scripting language that allows web authors to design interactive sites.

A) Visual Basic
B) HTML
C) JavaScript
D) Java

E) C) and D)
F) B) and C)

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Question 33

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Having a web-based database interface eliminates the design and implementation issues of a database system.

The Common Gateway Interface (CGI) is a newer web server interface standard that is much more efficient and faster than a dynamic link library (DLL).

_____ is an object-oriented programming language developed by Sun Microsystems that runs on top of web browser software.

A(n) _____ can use a shared connection to the database instead of creating a new one every time.

Using _____, you can extract data from an XML document and convert it into a text file.

_____ is a collection of technologies used to access any type of data source and manage the data through a common interface.

The ODBC API standard defines three levels of compliance: _____, Level-1, and Level-2, which provide increasing levels of functionality.

_____ provides a unified interface to access data from any programming language that uses the underlying OLE-DB objects.

_____ is an application programming interface that allows a Java program to interact with a wide range of data sources (relational databases, tabular data sources, spreadsheets, and text files).

To prevent the server from performing all data validation, _____ data input validation is one of the most basic requirements for web applications.

Open Database Connectivity (ODBC), a superset of the SQL Access Group Call Level Interface (CLI), is implemented by _____.

Regardless of the type of web server interface used, a web-to-database _____ program must be able to connect with a database.

What is a server-side extension? Explain.

Every XML document has a _____.

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

_____ refer to a cloud computing-base data management service that provides relational data storage, access, and management to companies of all sizes without the typical high costs of in house hardware, software, infrastructure, and personnel.

One of the advantages of _____ over other middleware is that it requires no configuration on the client side.

The first line of an XML document represents the document declaration, and it is mandatory.