Question Bank Web Services (WSDL, SOAP & UDDI)

Question Bank
Web Services (WSDL, SOAP & UDDI)
1. Component architecture concept was developed to reduce the
software development time and maintain consistency for GUI based
applications.
[1.0]
a) True b) False
2. In a client-server environment, the clients share expensive resources
installed on the server.
[1.0]
a) True b) False
3. In distributed computing, the components and objects of an application
are distributed over a computer network.
[1.0]
a) True b) False
4. CORBA stands for ___________________________________. [1.0]
a) Commercial Object Request
Broker Architecture
c) Common Object Request
Broker Architecture
b) Common Object Request
Booking Architecture
d) Common Object Response
Broker Architecture
5. DCOM stands for _________________________________________. [1.0]
a) Distributed Common Object
Model
c) Distinct Component Object
Model
b) Distributed Component
Object Model

d) Distributed Component
Object Module
6. What are the requirements for successful inter-module
communication? (Choose all that apply)
[2.0]
a) Standard set of rules c)* Interfaces
b) Standard program design d)* Standard language
7. ________________________ allows call to remote methods and
procedures as if they were local ones.
[1.0]
a) Distributed Component Object
Model
c) Remote Procedure Calls
b) Common Object Request
Broker Architecture
d) Remote Method Invocation
8. _______________ are internet based modular applications that
perform a specific business task and conform to a specific technical
format.
[1.0]
a) RMI c) DCOM
b) Web Services d) CORBA
9. A business process can be defined as a set of modular services
provided by the same company or by a different company.
[1.0]
a) True b) False
10. A web service can communicate with an application program but not
with another web service.
[1.0]
a) True b) False

11. Which of the following statements are TRUE about web services?
(Choose all that apply)
[2.0]
a) A web service cannot be
accessed over the web.
c) Web services are
supported by loosely
coupled applications
b) A web service should be
registered in a service
registry to be accessed by
other programs.
d) A web service has a
service interface.
12. A _______________ is a node on either an intranet or the Internet that
provides access to a particular service or services of a business
system.
[1.0]
a) Service Provider c) Service Broker
b) Service Consumer
13. Identify the correct statement(s):
Statement 1 - Data layer stores the information and data required by
the web service.
Statement 2 - Data access layer accepts the request and parses it.
Statement 3 - Web service facade maps the operations exposed by
the web service.
Statement 4 - Listener layer implements all the logic of the web
service.
[2.0]
a) Statement 1 & 2 c) Statement 1 & 3

b) Statement 2 & 3 d) All statements are right
14. The GET and POST operations are useful if a web service is to be
called quickly and there is no SOAP client readily available.
[1.0]
a) True b) False
15. Which of the following are the advantages of web services? (Choose
all that apply)
[2.5]
a) Cross business integration c) Reduces complexity
b) Improved efficiency d) Facilitates out-of-time
integration
16. Software that manages inter-component communication is called as
component middle ware.
[1.0]
a) True b) False
17. A language used to describe a service is known as
__________________.
[1.0]
a) Web Service Description
Language
c) Service Description
Language
b) Interface Description
Language
d) Web Interface Description
Language
18. A web service ___________ defines the messages the web service
will accept and generate.
[1.0]
a) Architecture c) Provider

b) Contract d) Description language
19. A service description language is used to document the web service
contract.
[1.0]
a) True b) False
20. Whenever a web service is created, an interface has to be designed
for it.
[1.0]
a) True b) False
21. Web Services Description Language (WSDL) is an XML grammar
used for describing a web service in terms of the messages it accepts
and generates.
[1.0]
a) True b) False
22. A WSDL document is a set of definitions. [1.0]
a) True b) False
23. When a web service supports HTTP/GET, HTTP/POST, and SOAP,
there will be _____ message elements defined in the WSDL
document.
[1.0]
a) Four c) three
b) Six d) five
24. _______ is an end-point described by the combination of a network
address and binding.
[1.0]
a) Port c) Message
b) Types d) Operation
25. __________ is an abstract definition of a particular action supported
by the web service.
[1.0]

a) Port c) Message
b) Types d) Operation
26. The <definitions> element is the root component of a WSDL file. [1.0]
a) True b) False
27. SOAP is a lightweight protocol, which can be used over HTTP, SMTP
and other protocols.
[1.0]
a) True b) False