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What are the record set types?

Visual Basic Interview Questions and Answers


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38. What are the record set types?

RdOpenFowardOnly 0 (Default used only for the read only purpose)
RdOpenStatic 1
RdOpenDynamic 2
RdOpenKeySet 3 (Normally used for the live project)


39. What is the diff between RDO and ADO?

RDO is Hierarchy model where as ADO is Object model. ADO can access data from both flat files as well as the data bases. I.e., It is encapsulation of DAO, RDO , OLE that is why we call it as OLE-DB Technology.


40. Diff types of Lock Types?

RdConcurReadOnly 0 (Default)
RdConcurLock 1 (Pessimistic Locking)
RdConcurRowver 2 (Optimistic Lociking)
RdConcurValues 3
RdConcurBatch 4


41. What are the scopes of the class?

Public, private, Friend


42. Have you create Properties and Methods for your own Controls?

Properties Public variable of a Class
Method Public procedure of a class


43. Private Dim x as integer. Valid ?

Private cannot be used in front of DIM.

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