Referential Integrity (Take care By jet database Engine). Cascade Delete, Cascade Update is done setting property of Attributes.?

Visual Basic Interview Questions and Answers

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79. Referential Integrity (Take care By jet database Engine). Cascade Delete, Cascade Update is done setting property of Attributes.?

DbRelationDeleteCascade, DbRelationUpdateCascade.

80. How to increase the Date corresponding with month,date,year?

DateSerial(year(Now),Month(Now)+1,1)
Hour, min, sec, month, year, DateSerial, dateadd, datediff, weekday, datevalue, timeserial,timevalue.

81. Name some date function?

Dateadd(), Datediff(), Datepart(), Cdate()

82. What is difference between datagrid and flexgrid?

Datagrid Editable. Flexigrid Non-Editable. (Generally used for Read only purpose.)

83. What are two validate with Data Control?

Data_Validate, Data_Error.

84. To connect the Data Control with Back end What are all the properties to be set?

Data source Name, Record Source Name

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Other Interview Questions

• How do you register a component?
• Name and explain the different compatibility types when creating a COM component
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• Name the four different locking type in ADO and describe them briefly.
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• What are the ADO objects?
• Under the ADO Command Object, what collection is responsible for input to stored procedures?
• What are some benefits of using MTS?
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• Describe and In Process vs. Out of Process component. Which is faster?
• What are the main components of the ADO object model? How are they used?
• Can We create CGI scripts in VB??
• Dim x, y as integer. What is x and y data type?
• What is Centralization Error Handling?
• What is frx?
• What is the DLL required for running the VB?
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• Handling Error in Calling chain.
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• What is the size of the variant data type?
• What is view Port?
• What are the different types of error?
• What is the diff between the Std and Class Module?
• What is Mixed Cursors?
• Drag and Drop state numbers and functions?
• What are the Style Properties of Combo Box?
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• What are the record set types?
• Different type of Instantiation?
• What is the different between Microsoft ODBC Driver and Oracle OBDC Driver?
• Diff type of Datatypes?
• What is keyword used to compare to objects?
• How can we call Stored procedure of Back End in RDO and ADO ?
• What is the max size allowed for Extension in Visual Basic?
• Referential Integrity (Take care By jet database Engine). Cascade Delete, Cascade Update is done setting property of Attributes.?
• What are the Technologies for Accessing Database from Visual Basic?set?
• What is Dataware Control?
• Record set types and Number available in VB?
• Visual Basic Interview Questions only