Asp.Net Multiple Choice Interview Questions -1

1)Which is the default method that will be called on a controller if one is not explicitly specified in Asp.Net MVC ?
Ans)

Select from following answers: Home Index Welcome A method named Index is the default method that will be called on a controller if one is not explicitly specified. Example :- http://localhost:7413/HelloWorld In the above, you don't have to write index at the end of the url. But if you want to specifically call a different method other than index method then you have to specify it. For example, http://localhost:xxxx/HelloWorld/Welcome Show Correct Answer

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Multiple Choice Questions-1

1)In traditional web service, can Hash table (IDictionary interface) can be serialized or de-serialized ?
Ans)

Select from following answers: Yes No Don't Know No. Traditional web service uses XmlSerializer class to serialize or de-serialize objects into/from xml. Classes that implement the IDictionary interface, such as Hash table cannot be serialized or de-serialized. By using WCF, DataContractSerializer can translate the HashTable into XML. View Correct Answer

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2)In traditional web services, Only Public fields or Properties of .NET types can be translated into XML ?
True or false ?
Ans)

Select from following answers: True False Don't Know True. Traditional web services use XmlSerializer class to serialize and de-serialize objects into/from XML documents. Here, we can only serialize or de-serialize those fields or properties which are marked as public ! This drawback has been rectified by WCF ! View Correct Answer