Page 239 - DCAP312_WEB_TECHNOLOGIES_II

Unit 11: Web Services in Visual Studio .NET

Self Assessment Questions Notes
6. …………. is used to encode and transmit application data.
(a) HTTP (b) LAMP
(c) SOAP (d) SMTP
7. Soap messages include standard based technologies such as
(a) XML (b) HTTP
(c) Both (a) and (b) (d) None of these.
8. Hyper text transfer protocol is a ……….. layer protocol of OSI Reference model.
(a) Network (b) Transport
(c) Application (d) Data link
9. ASMX page contains …….. that provides the Web Service functionality.
(a) Class (b) Object
(c) Entity (d) Attributes
10. ………. operations are used to call web services quickly.
(a) Call in (b) Get
(c) post (d) Both (b) and (d)
11. A ………… Web Service description that describes the functionality of the Web Service.
(a) CSS (b) WSDL
(c) ASMX (d) CGI
12. The service.vb, is the ………. file for the web service.
(a) code-behind (b) entry point
(c) exe (d) None of these.
13. …………. contains the classes that are required to build and use Web services.
(a) CFML (b) Namespace
(c) Dreamweaver (d) Macromedia

True of False
14. It is not possible to build an application without using any form.
(a) True (b) False
15. ABS () function will generate a whole value when used with a number with fraction part
(ex: 122.12345).
(a) True (b) False

11.3 Summary

• A Web Service is programmable application logic accessible via standard Web protocols.
• Web Services are simple and easy to understand.
• A Web Service in .NET consists of an .asmx page that either contains a class that provides
the Web Service functionality or references a specific external class that handles the logic
in an external class file.
• Web Service is the web processing directive that specifies a class name; here service for a
web service and the language used to create the web service is visual basic.
• Web application allowing website visitors to submit and retrieve data to/from a database
over the Internet.

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