http://www.allinterview.com Top VB.NET Interview Questions en-us http://www.allinterview.com/showanswers/11353.html overloading-------having same method name with different signatures. overriding--------methods name and signatures must be same. http://www.allinterview.com/showanswers/11350.html Protected variable will be accessed in inherited class, but instance variable of class cant access protected variable. While friend variable will be accessed in inherited class as well as instance variable of class across the project. Where http://www.allinterview.com/showanswers/20442.html Following are the disadvantage of VB : 1. VB is not object oriented. 2. VB DLL does not support side-by-side execution 3. Deployment is time consuming as all the components must be registered in the Windows registry. http://www.allinterview.com/showanswers/28551.html <asp:regularexpressionvalidator id="regExpDate" runat="server" ValidationExpression="^\d{2}[\/-]\d{2}[\/-]\d{2,4}$" ErrorMessage="It is not a valid date" ControlToValidate="txtpatientvisitdat http://www.allinterview.com/showanswers/11357.html ? A DataSet can represent an entire relational database in memory, complete with tables, relations, and views. ? A DataSet is designed to work without any continuing connection to the original data source. ? Data in a DataSet is bulk-loaded, http://www.allinterview.com/showanswers/20441.html 1,supports Threading 2,powerful Exception handling mechanism 3,having support for the console based applications 4,More than one version of dll is supported http://www.allinterview.com/showanswers/3868.html Read Onely and Consat Varribles are same but Read onely Variables you can assign the Values at Runtime Ex. Date http://www.allinterview.com/showanswers/20443.html MSIL http://www.allinterview.com/showanswers/11355.html Datareader is forward and read only recordset in which the data manipultions are cant carried. but dataset is the miniature of database in which the datas can be accessed randomly and data manipulations can be carried http://www.allinterview.com/showanswers/11352.html When global and local varible in the same name. the local varibale in a mehod or function which use to override the global is called the shadowing. ie the Global varible is being shadowed by the local varible http://www.allinterview.com/showanswers/20440.html yes VB.NET ia an object oriented. http://www.allinterview.com/showanswers/11363.html web user control where it predefined attribute functionality where it resides in control library web custom control: where it is defined by user itself and store in a custom library http://www.allinterview.com/showanswers/14083.html vb is not follow the oops concept.But vb.net follow the oops concept. http://www.allinterview.com/showanswers/20439.html assemblies contain more then one dll an exe and executable code http://www.allinterview.com/showanswers/20335.html There are lot of threading model available, but we focus on threadingmodels that are common to win32based environments singleThreaded:There is only one thread with in the process,and it is doing all the work for the process.The process must