Web Services Test Answers
·
1. Before you deserialize, you want to
make sure that the XML you are about to deserialize will map into the class
with which you instantiated this serializer. Which of the following methods
will you use to verify this?
Answers:
• Deserizable
• Compatible
• Equals
• CanDeserialize
• None of the above
2. Creating a hash with a public key
encryption is the ability to verify the integrity of data without necessarily
encrypting it. Which of the following are correct with regard to HASH?
Answers:
• The hash is a nearly
unique digest of the message
• The hash is
encrypted using the public key of the sender
• The encrypted
hash serves as a signature of the sender and is sent separately from the
decrypted message
• The hash is the
opposite of the usual process used in encryption, in which the public key is
used to encrypt, and the plain text is not sent
3. Client access is accomplished via custom
proxy classes that use the WebRequest and HttpWebRequest classes. Which kinds
of .NET applications use these proxy classes?
Answers:
• Windows form
• Web form
• Web service
• All of the above
4. Which of the following namespaces is used for encoding style in SOAP?
Answers:
•
http://www.w3.org/2001/06/soap/soapEncoding
•
http://www.w3.org/2001/06/soap-encoding
•
http://www.w3.org/2001/06/soapEncoding
• http://www.w3.org/2001/06/soap/soap-encoding
5. Mike is writing a RPC-encoded client for
his Web service. Which attribute will he use for RPC implementation?
Answers:
•
[RpcSoapMethod("http://mySoapAction")]
•
[RpcMethod("http://mySoapAction")]
•
[SoapRpcMethod("http://mySoapAction")]
•
[SoapRpcAction("http://mySoapAction")]
• None of the
above
6. Which of the following are correct with
regard to operations of WS-Routing?
Answers:
• WS-Routing
enables the specification of a message's forward message path
• WS-Routing does
not support the specification of a reverse message path
• WS-Routing
provides the capability to give messages unique identifiers, and then specify
the other messages to which they relate
• All of the
above
7. The Web service infrastructure comes with a
special SOAP-based extension feature that enables you to extend the
functionality of your Web service or Web service client. Which of the following
will you do to notify a soap extension?
Answers:
• You will register
the extension in the machine.config file
• You will
register the extension with the application's configuration file
• You will pass
method-specific information to the extension via the attribute
• You will do all
of the above
8. Often you will want child elements of XML
to be in the same namespace as their parent XML elements, and this makes sense
for a lot of XML documents. However, sometimes child elements will be in other
namespaces. For example, it is possible to have namespaces with the same name
but different namespaces (and thus with different meanings). Which of the
following statements correctly binds a namespace with an element?
Answers:
•
[XmlElement(Namespace:="http://address")]
•
[XmlElement(ns="http://address")]
•
[XmlElement(Namespace="http://address")]
• None of the
above
9. Which of the following are correct with
regard to WS-Inspection?
Answers:
• WS-Inspection
is a simple XML format for gathering together available services
• WS-Inspection
describes the service policy
• WS-Inspection
has the ability to link to UDDI registrations that give more information about
a listed service
• WS-Inspection
documents have a root element with the local name WSInspection
• All of the
above
10. The fundamental idea behind SOAP is that
two applications; regardless of the operating system, the programming language,
or any other technical implementation detail, may openly share information
using nothing more than a simple message encoded in a way that both the
applications understand. Which of the following aspects are required to
implement this?
Answers:
• The types of
information that are being exchanged
• The way that
information is to be expressed as XML
• The way to
actually send that information
• None of the
above
11. Which of the following classes is the base
class for Soap Extensions?
Answers:
•
System.Web.Services.Protocols.SoapExtension
•
System.Web.Services.Protocols.SoapExtensions
•
System.Web.Services.SoapExtension
•
System.Web.Services.SoapExtensions
• None of the
above
12. Which of the following is correct with
regard to the statements given below?
Statement 1: A logical name is a URI that
necessarily represents the exact location to which a message is sent.
Statement 2: A logical name can have a very
different location than the one implied by its logical name, or even multiple
physical locations.
Answers:
• Statement 1 is
true but statement 2 is false
• Statement 1 is
false but statement 2 is true
• Both the
statements are true
• Both the
statements are false
13. Which of the following child elements of a
Fault element is used to express application-specific details about the error
that occurred?
Answers:
• details
• description
• detail
• comment
14. Refer to the statements given below and identify
the incorrect element:
<s:Envelope xmlns:s="...">
<s:Body>
<s:Faults>
<faultcode>Client.Authentication</faultcode>
<faultstring>
Invalid credentials
</faultstring>
<faultactor>http://acme.com</faultactor>
<details>
<!-- application specific details -->
</details>
</s:Fault>
</s:Body>
</s:Envelope>
Answers:
•
<s:Faults>
•
<faultcode>
•
<faultstring>
• None of the
above
15. Which of the following should you know to
send a message correctly while using Web service?
Answers:
• The IP address
and other endpoint information
• The response
schema to expect if there is a response
• Possible
headers that may be expected in the request or response, and the schema for
those
• All of the
above
16. The namespace, System.Security.Cryptography
has an abstract class, from which specific implementations of various
symmetric, or private keys, and encryption algorithms are derived. Which of the
following is that abstract class?
Answers:
•
Symmetric-Security
•
Symmetric-Algorithm
• Symmetric-Encryption
• None of the
above
17. Which of the following represents a
structure in a SOAP message?
Answers:
• <person>
<firstname>Joe</firstname> <lastname>Smith</lastname>
</person>
• <people>
<person name='joe smith'/> <person name='john doe'/> </people>
• <people>
<person name='joe smith'> <designation/> </person> <person
name='john doe'> <designation/> </person> </people>
• None of the
above
18. You need to serialize an array named
'Street'. You want to set the array name as 'StreetName' after serialization.
Which of the following codes will serialize the array correctly?
Answers:
• public String[]
Street;[XmlArray("StreetName",street)];
•
[XmlArray("StreetName")] public String[] Street;
• public String[]
Street; [XmlArrayName("StreetName"),Street];
• None of the
above
19. Mike has built the following document
literal web service client class by hand. This code contains an invalid syntax
in one line. Identify this line.
1. [WebServiceBinding("MyBinding",
"http://MyNS")]
2. public class CustomWebMethods :
SoapHttpClientProtocol
3. {
4. public
CustomWebMethods()
5. {
6.
this.Url = "http://localhost:8080";
7. }
8.
[DocumentMethod("http://mySoapAction")]
9. public int
Add( int x, int y)
10. {
11.
Object[] args = {x, y};
12.
Object[] responseMessage = this.Invoke( "Add", args );
13.
return ((int)(responseMessage[0]));
14. }
15.}
Answers:
• Line 1
• Line 2
• Line 8
• Line 12
• Line 13
• None of the
above
20. Which of the following are correct with
regard to asynchronous pattern?
Answers:
• Asynchronous
pattern decreases the performance of your application
• While using
asynchronous pattern, you add two methods: StartYourMethod and EndYourMethod
(where YourMethod is the actual name of your method)
• The
"End" method does not require any special attributes
• Unless you have
a compelling reason to do otherwise, always use the asynchronous pattern when
you consume Web services in your production code
• All of the
above
21. Mark is developing a Web service that
handles RPC-encoded operations. He wants to make all the methods of the service
RPC-encoded, but does not want to put any attribute for each method. Which
class attribute should he use to make all methods of a class RPC-encoded?
Answers:
•
SoapRpcMethodsAttribute
•
SoapRpcServiceAttribute
•
SoapRpcServiceMethodsAttribute
• SoapRpcService
• None of the
above
22. You use UDDI operations to find something
when you do not know specifically what you are looking for. Which of the
following UDDI operations fall in this category?
Answers:
• find_binding
• find_business
• find_service
• find_Model
• All of the
above
23. Which of the following does the acronym
UDDI stand for?
Answers:
• Universal
Description, Discovery, and Investigation
• Universal
Description, Discovery, and Integration
• Universal
Discovery, Definition , and Integration
• None of the
above
24. Which of the following is correct with regard
to the statements given below?
Statement 1: RPC-encoded clients are very
similar to document-encoded ones.
Statement 2: RPC-encoded clients need to set
the Use property of the [SoapRpcMethod("http://mySoapAction")]
attribute to indicate that this client is encoded, and not literal XML.
Answers:
• Statement 1 is
true but statement 2 is false
• Statement 1 is
false but statement 2 is true
• Both the
statements are true
• Both the
statements are false
25. Which of the following information does a
server need to publish in order to meet a client's needs?
Answers:
• Description
Information
• Service
Location
• Service Schema
• Service
Classification
• All of the
above
26. Refer to the following statements and
identify the lines that are invalid:
1. <%@ Service Class="TestClass"
Language="C#" %>
2. using System;
3. using System.Web.Service;
4. public class TestClass {
5. [WebMethod]
6. public int Add( int
a, int b)
7. {
8.
return a+b;
9. }
10. }
Answers:
• line 1
• line 3
• line 4
• line 5
• All of the
above
27. You have created a Web service named
'Service1'. The client application of 'Service1' has a textbox called
'textbox1' and you want to set the value of textbox1.text as UserAgent of
'Service1'. Which code will you apply to accomplish this?
Answers:
•
localhost.Service1.UserAgent = this.textBox1.Text;
•
localhost.Service1 s = new localhost.Service1(); s.UserAgent =
this.textBox1.Text;
•
localhost.Service1.UserAgent ua = new localhost.Service1.UserAgent(); ua.value
= this.textBox1.Text;
• None of the
above
28. You are developing a Web service in
ASP.NET. Which of the following .net classes will be extended by your service?
Answers:
•
System.Web.WebService
•
System.Web.Service
•
System.Web.Services.Service
• System.Web.Services.WebService
• None of the
above
29. The two major features in .NET are the
ability to create XML Web Services Servers and XML Web Services Clients. Which
of the following is the engine that drives most of these features?
Answers:
• XML Schema
• SOAP Engine
• XML
Serialization
• None of the
above
30. WSDL is an XML-based language for
describing Web services. Which of the following are correct regarding the
functioning of WSDL?
Answers:
• WSDL forces a
clean separation between data (as found in messages)
• WSDL provides
the abstract definition of a set of message-sending operations
• WSDL provides
the particular binding information needed to format and to send a message
correctly
• All of the
above
31. Refer to the code given below and identify
the line numbers that contain errors:
..
1. Inquire.Url =
"http://uddi.rte.microsoft.com/inquire";
2. FindBusiness findBusiness = new
FindBusiness();
3. findBusiness.Names.Add("Royal
Airways");
4. BusinessList list = findBusiness.Find();
5. if (list.BusinessInfos.Count > 0)
6. {
7.
GetBusinessInfo gb = new GetBusinessInfo();
8.
gb.BusinessKeys.Add(bizList.BusinessInfos[0].BusinessKey);
9.
BusinessDetail bizDetail = gb.Send();
10. if
(bizDetail.BusinessEntities.Count > 0)
11. {
12.
...
13. }
14.}
...
Answers:
• 2
• 4
• 5
• 7
• 10
• None of the
above
32. Which of the following is a process of
making resources and services available on a new system, when the previous system
fails while using a federated Web service design?
Answers:
• RECOVER
• ROLLOVER
• FEDERATION
REPAIR
• None of the
above
33. Which of the following is not a correct
statement regarding schema?
Answers:
• The schema
element can contain any number of top-level declarations
• The XML schema
language is based on the Worldwide Web Consortium (W3C)
• The definitions
in an XML schema are contained within the top-level schema element
• The schema
element in an XML schema document cannot use a namespace
34. In the .NET UDDI SDK, which of the
following contains the businessEntity structure?
Answers:
•
WSBusinessEntity
• BusinessClass
• BusinessEntity
• WSBusinessClass
• None of the
above
35. Refer to the following code of a SOAP
message and identify the error:
<s:Envelope
xmlns:s="http://www.w3.org/2001/06/soap-envelope">
<s:Body>
<n:getQuote
xmlns:n="urn:QuoteService">
<symbol xsi:type="xsd:string">
Mistristic
</symbol>
</n:getQuote>
<s:Header>
<m:transaction
xmlns:m="soap-transaction"
s:mustUnderstand="true">
<transactionID>1234</transactionID>
</m:transaction>
</s:Header>
</s:Envelope>
Answers:
• The Namespace
is incorrect
• The position of
the header is incorrect
• The body cannot
contain a symbol element
• MustUnderstand
is not an attribute of the transaction element
36. Sometimes, you will want the WSDL file
created for your service to indicate that it will be modified by the SOAP
extension running on it. Conversely, you will want the proxy generated for you
from wsdl.exe to add the SOAP extension to any proxy class it consumes that
contains this indication. Which of the following should you apply to accomplish
this?
Answers:
• WSDLFormatter
•
WebServiceClientExtension
•
WSDLExtensionFormatter
•
ServiceDescriptionFormatter
• None of the
above
37. Which of the following is an invalid child
of a Fault element of a SOAP message?
Answers:
• faultcode
• faultstring
• faultactor
•
faultdescription
38. State whether True or False:
When you serialize an array that is a member
of a class, the result is a piece of structured XML that contains (a) a top
element which is, by default, the name of the class member, and (b) any number
of child elements, one for each value in the array.
Answers:
• True
• False
39. Which of the following is true with regard
to .NET Web services?
Statement 1:.NET Web services use the
XmlSerializer as the engine for sending and receiving SOAP messages.
Statement 2:.NET Web services are literal
schema-based XML. They are not encoded XML.
Answers:
• Statement 1 is
true but statement 2 is false
• Statement 1 is
false but statement 2 is true
• Both the
statements are true
• Both the
statements are false
40. Which of the following represents an array
in a SOAP message?
Answers:
• <person>
<firstname>Joe</firstname> <lastname>Smith</lastname>
</person>
• <people>
<person name='joe smith'/> <person name='john doe'/>
</people>
• <people>
<person name='joe smith'> <designation/> </person> <person
name='john doe'> <designation/> </person> </people>
• None of the
above
41. Which of the following is the correct
position of the header in a SOAP message?
Answers:
• Only before the
body
• Only after the
body
• Only before the
envelope
• Anywhere in the
message
42. The following code has stored the data
using the multiple-referenced accessor:
<Person>
<Address href="address1" />
</Person>
<Address id="address1" />
Which of the following is the correct way to
solve the error in the code given above?
Answers:
• * must be
prefixed with href value
• * must be
prefixed with id value
• # must be prefixed
with href value
• # must be
prefixed with id value
43. Refer to the following code, which is a
part of an xml validation:
...
filename = "OrderDetails.xml";
FileStream stream = new FileStream( filename ,
FileMode.Open);
XmlValidatingReader reader = new
XmlValidatingReader(stream);
...
Gavin is trying to open an xml which contains
"order details" returned by a Web service, through this code, but an
error is being generated in the code. Which of the following might be the cause
of error?
Answers:
• XmlValidatingReader
is not a valid class
• In the
constructor of XmlValidatingReader, FileStream object is passed instead of
XmlTextReader object
• In the
constructor of XmlValidatingReader, FileStream object is passed instead of
XmlReader object
• None of the
above
44. The use of attributes in a class and its
members can affect the XML into which it serializes. Which of the following
rules apply when a class is serialized?
Answers:
• The Namespace
of the Serialized XML will be http://tempuri.org by default
• Properties and
Fields will remain in the same Namespace
• Properties and
Fields will be serialized as Elements
• All of the
above
45. Security is a hard-to-use feature in .Net.
On the contrary, it is rather easy to implement in Web services. Which of the
following namespaces is used for encryption?
Answers:
•
System.web.Security.Encryption;
•
System.Cryptography;
•
System.Security.Cryptography;
• None of the
above
46. You need to send an image from a Web
server to an image server in order to customize the image for the Web surfer.
Which of the following options will you use to send binary data with a SOAP
message?
Answers:
• Encode the
binary data as a string
• Package the
SOAP message into MIME
• Package the SOAP
message into DIME
• All of the
above
47. Mark intends to use Web services of 'Royal
Airways' in his application. He is searching for UDDI APIs, available in the
.net library. Which of the following codes should he apply in this scenario?
Answers:
• Inquire.Url =
"http://uddi.rte.microsoft.com/inquire"; FindBusiness fb = new
FindBusiness(); fb.Names.Add("Royal Airways"); BusinessList list =
fb.Send();
• Inquire.Url =
"http://uddi.rte.microsoft.com/inquire"; FindBusiness fb = new
FindBusiness(); BusinessList list = fb.find("Royal Airways");
• Inquire.Url =
"http://uddi.rte.microsoft.com/inquire"; FindBusiness fb = new
FindBusiness(); BusinessList list = fb.Send("Royal Airways");
• None of the
above
48. Which of the following is correct with
regard to the statements given below?
Statement 1: A Web service is not a web site
that a user reads.
Statement 2: A Web service is something
another process or another machine uses.
Answers:
• Statement 1 is
true but statement 2 is false
• Statement 1 is
false but statement 2 is true
• Both the
statements are true
• Both the
statements are false
49. Which of the following code snippets are
serializable?
Answers:
• public class
Order { public System.Xml.XmlElement OrderDescription; public int Quantity;
public String Name; }
• public class
Order { [XmlAnyAttribute] public System.Xml.XmlAttribute[] anyAttributes;
public System.Xml.XmlElement OrderDescription; public int Quantity; public
String Name; }
• public class
Order { [XmlAnyElement] public System.Xml.XmlElement[] extraElements; public
System.Xml.XmlElement OrderDescription; public int Quantity; public String
Name; }
• All of the
above
50. Which of the following are the limitations
of XML serialization?
Answers:
• Only Classes
with a Public Default Constructor will be serialized
• Only Public
Fields and Properties will be serialized
• Read-Only
Fields and Properties will not be serialized
• Methods and
Other Type Information will not be serialized
• All of the
above
51. Which of the following are correct with regard
to WS-Referral protocol?
Answers:
• WS-Referral
describes a schema for describing referrals
• One problem
with the current draft specification of WS-Referral is that it does not use
'ttl' for the expiration
• WS-Referral
statements can state a "for" of either an exact or a prefix nature
• All of the
above
52. You have written a method in your Web
service which returns a void value. In order to make a one-way communication,
which of the following do you need to do?
Answers:
• You need to set
the SoapOnewayMethod attribute
• You need to
bind the soap method with the VoidMethod property
• You need to set
the 'OneWay' property to true of the WebServiceBinding attribute
• You need to set
the 'OneWay' property to true of the SoapDocumentMethod or SoapRpcMethod
attribute
• None of the
above
53. Which Fault type is used when an error
occurs that cannot be directly linked to the processing of the message?
Answers:
• MustUnderstand
• Server
• Client
• None of the
above
54. WS-Routing specifies a series of elements
that can send a SOAP Fault message in response to an error. Which of the
following elements are relevant to the SOAP Fault message specified by
WS-Routing?
Answers:
• coded
• messagetext
• found
• retryAfter
• All of the
above
55. Refer to the following code snippet:
...
1. XmlSerializer ser = new XmlSerializer(
typeof(ServiceDescription) );
2. FileStream objFile = new FileStream(
txtWSDL.Text, FileMode.Open );
3. ServiceDescription objSD = ser.Deserialize(
file );
4. file.Close();
...
The code given above opens a WSDL file in the
fileStream object 'objFile' from the location given in txtWSDL.Text. But on
opening WSDL in the ServiceDescription object 'objSD', the code generates an
error. Identify the line number that contains the error.
Answers:
• 1
• 2
• 3
• None of the
above
56. Which of the following XML related
technologies are part of the .NET Framework's XML technology?
Answers:
• XML DOM
• XML Streaming
• XML Schema
• All of the
above
57. When building a Web service, the Web
Services Description Language (WSDL) is the most popular option for describing
Web services. Which of the following sections are abstract parts of a WSDL in
.net Web Services?
Answers:
• types
• message
• portType
• All of the
above
58. While creating a client application for a
Web service called 'QuestionBank', which of the following should be extended by
the client class 'Service1'?
Answers:
•
SoapHttpClientProtocol
•
SoapClientProtocol
•
WSDLClientProtocol
• SoapHttpClient
• None of the
above
59. SOAP defines four standard types of Faults
that belong to the http://www.w3.org/2001/06/soap-envelope namespace. Which of
the following is the incorrect Fault code?
Answers:
• VersionMismatch
• MustUnderstand
• InvalidMessage
• Server
• Client
• None of the
above
60. Which of the following are correct with
regard to data types in SOAP?
Answers:
• They are of any
data type from any other programming language
• They are
specified in the XML Schema specification
• They are
derived from data types specified in the XML Schema specification
• All of the
above
61. Which entity type holds information about
specific businesses or corporate entities?
Answers:
• BusinessService
• BusinessEntity
•
CorporationEntity
• None of the
above
62. When reading a stream of XML in .Net, it
can be verified that it is valid according to its schema. Which class is
capable of performing the schema validation?
Answers:
•
xmlValidateTextReader
• xmlValidtor
• XmlTextReader
•
XmlValidatingReader
• None of the
above
63. Which of the following can be encrypted
with an XML encryption?
Answers:
• The value of an
XML node
• A node (an XML
element)
• An entire XML
document
• All of the
above
64. What does WSDL stand for?
Answers:
• Windows
Services Description Language
• Web Servlets
Description Language
• Web Services
Description Language
• Web Services
Documentation Language
65. Gavin wants to read the WSDL of his Web
service as 'QBankWS'. Which of the following classes is capable of keeping the
WSDL?
Answers:
• WSDescription
•
WebServiceDescription
•
ServiceDescription
• None of the
above
66. Which of the following allows you, as a
developer, to intercept every request that comes into an ASP.NET Web Service at
various events, such as when the request begins, or when an error occurs?
Answers:
• HTTP filters
• HTTP modules
• HTTP formatters
• All of the
above
67. Which of the following are correct with
regard to WS-Routing?
Answers:
• WS-Routing
determines the intent of a SOAP message
• Messages can be
sent to logical locations
• The Web
Services Enhancements for Microsoft .NET (WSE) do not support WS-Routing
• All of the
above
68. Which of the following protocols form the
basis of the Web Service Architecture?
Answers:
• SOAP
• WSDL
• UDDI
• CORBA
• All of the
above
69. Which of the following are correct with
regard to WSDL?
Answers:
• WSDL is used
for describing the network services offered by the client
• WSDL is used
for describing the network services offered by the Server
• WSDL is XML
based
• The WSDL file
describes the message format that the client must follow
70. Which of the following does the acronym
DIME stand for?
Answers:
• Direct Internet
Mail Extension
• Direct Internet
Message Encapsulation
• Direct Internet
Mail Encapsulation
• Direct Internet
Message Extension
• None of the
above
71. Refer to the following SOAP message and
identify the incorrect child element of the Fault element:
<s:Envelope xmlns:s="...">
<s:Body>
<s:Fault>
<faultcode>Client.Authentication</faultcode>
<faultstring>
Invalid credentials
</faultstring>
<faultactor>http://acme.com</faultactor>
<detail>
<!-- application specific details -->
</detail>
</s:Fault>
</s:Body>
</s:Envelope>
Answers:
• faultcode
• faultstring
• detail
• None of the
above
72. Referring to the statements given below,
which of the following is correct?
Statement 1: One of the most powerful design
decisions with SOAP was to make it transport independent, which means that a
message can be sent over any transport that is chosen.
Statement 2: SOAP uses different envelope
formats for different transports.
Answers:
• Statement 1 is
true but statement 2 is false
• Statement 1 is
false but statement 2 is true
• Both the
statements are true
• Both the
statements are false
73. Which of the following xml tags does not
come with a DISCO document automatically generated by .NET?
Answers:
• discovery
• schema
• soap
• contractRef
74. Which of the following are correct with
regard to XML serialization?
Answers:
• XML
Serialization is not designed to serialize any CLR object into XML
• XML
Serialization is designed to map classes to schemas, and object instances of
those classes to XML instances of those schemas
• The basis of
XML Serialization is not the CLR type system; rather, it is the XSD Schema type
system
• All of the
above
75. Which of the following is correct with
regard to SOAP Faults?
Answers:
• SOAP Faults
communicate information about errors that may have occurred during the
processing of a SOAP message
• SOAP Faults
generate a fault during the processing of a SOAP message
• SOAP Faults
describe those faults which are not covered
• None of the
above
76. XML Serialization uses stream-based
parsers in System.Xml. Which of the following types of streams can be used for
serialization and deserialization?
Answers:
• NetworkStream
• FileStream
• Stream
• All of the
above
77. You are writing a document-encoded client
for your Web service 'ShareQuotes'. Which of the following indicates that this
encoded client is not literal XML?
Answers:
•
[SoapDocumentMethod("http://mySoapAction",SoapBindingUse.Encoded)]
•
[SoapDocumentMethod("http://mySoapAction",Encoded)]
•
[SoapDocumentMethod("http://mySoapAction",SoapEncoded)]
• [SoapDocumentMethod("http://mySoapAction",SoapBinding.Encoded)]
78. Which design methodology spreads out
processes, components, and machines in a way that removes single points of
failure?
Answers:
• Standard based
• Modular
• Federated
• None of the
above
79. The System.Xml.Serialization namespace
contains classes that are used to serialize objects into XML format documents
or streams. Which serialization class provides the serialization and
deserialization functionality?
Answers:
• XmlSerializer
•
xmlSerialization
• xmlSerialize
• None of the
above
80. Which of the following classes provides
the symmetric encryption functionality, a major form of encryption?
Answers:
•
RSACryptoServiceProvider
•
DSACryptoServiceProvider
• RijndaelManaged
• All of the
above
81. Which of the following transport protocols
can be used for communication of Web service?
Answers:
• TCP/IP
• UDP
• HTTP
• SMTP
• All of the
above
82. You create a webservice which will send a
SOAP fault for any request that does not include the right user-agent in the
HTTP headers. In this case, the user-agent must be "BasicInfo
UserAgent". Which of the following interface should your Web service class
implement?
Answers:
• IUserAgent
• IHttpFilter
• IHttpModule
• None of the
above
83. Which of the following is an example of
referring an external document through a SOAP envelope?
Answers:
• <person
name='joe smith'> <address href='http://acme.com/data.xml#joe_smith'
/> </person>
• <person
name='joe smith'> <address extern='http://acme.com/data.xml#joe_smith'
/> </person>
• <person
name='joe smith'> <address
doc="d:\HR\person\address\joesmith.xml" /> </person>
• <person
name='joe smith'> <address
extern="d:\HR\person\address\joesmith.xml" /> </person>
84. The extensibility of Web services through the
.NET Framework and ASP.NET Web Services contributes to the power and dynamic
nature of Web services. Which of the following are correct with regard to the
extensibility of Web services?
Answers:
• SOAP extensions
enable developers to modify the request or response streams of SOAP messages
• SOAP extensions
are applied to a particular operation with a custom SOAP extension attribute,
or registered with the application (or machine) configuration file
• Description
formatters can be created to add custom WSDL extensions, and then read to add
these SOAP extension attributes
• HTTP modules
and custom Web requests can be used only for a lower level extensibility
• The Web
Services Management for Microsoft .NET (WSM) can enhance .NET Web Services for
various Web service protocols that extend beyond the baseline, such as
WS-Attachments and WS-Security
• All of the
above
85. Which of the following rules must be kept
in mind while using SOAP with DIME?
Answers:
• The first
record in the DIME message must be the SOAP message
• Except the
first record, the rest of the records in the message are the attachments
• To refer to any
particular attachment within a SOAP message, an src attribute must be used
• All of the
above
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