You are developing a client/sever application that must accommodate a Microsoft Windows based interface and a Web interface. You want to ensure that the application supports security based on user roles. In which two layers can you map permissions to roles to support this design? (Choose two) A. in the database B. in the client objects C. in the server objects D. in the user interface code
Answer: A, C
How to design the ID number of a customer while designing the properties, methods, and events for components in a new Visual Basic application?
What methods can be used to keep network traffic to a minimum while passing object data from a component that resides on a client computer to a component that resides on a server?
In what scenario does SetAbort method used in a transaction started using Microsoft Transaction Server (MTS)?
You are developing a three-tier Visual Basic application that uses Microsoft Transaction Sever (MTS). You want to implement a business Object named BanIcAccount that uses instances of other middle-tier components. BanIcAccount must enlist these middle-tier components. The current transaction when it instantiates them. Which code fragment should you use to instantiate these?A. Dim objMyobject As New Bank.Account B. Dim objMyobject As Object Set objMyobject=Createobject ("Bank.Account")
Answer: C
What steps must be taken to register a DLL project developed in a Visual Basic application in the system?
How would one ensure whether early binding is used when calling the methods of a COM component in a Visual Basic application?
What is the procedure for registering an ActiveX EXE project developed which acts as a DCOM server application on the server computer?
