Top COM+ Interview Questions :: ALLInterview.com http://www.allinterview.com Top COM+ Interview Questions en-us What are CCW and RCW? http://www.allinterview.com/showanswers/28568.html These are business objects(Components). Are com components serializable? http://www.allinterview.com/showanswers/33040.html No Disadvantages of com components? http://www.allinterview.com/showanswers/33039.html COM components are not extensible and needs registration while used. Difference between COM and .NET component ? http://www.allinterview.com/showanswers/20495.html COM vs .NET Component COM=Object based communication .NET Component=Interface based communication COM=Garbage Collector to manage memory .NET Component=Reference count will be used to manage memory COM=Type Standard objects .NET Compone what are wrapper Classes? http://www.allinterview.com/showanswers/28567.html this class nothing but a clone class How will you register com+ services? http://www.allinterview.com/showanswers/23436.html by using component services found in Administrative tools. What is the new three features of COM+ services, which are not there http://www.allinterview.com/showanswers/23438.html 1) Automatic Transaction 2) Distributed Transactions 3) Object Pooling What is use of ContextUtil class? http://www.allinterview.com/showanswers/23437.html ContextUtil is the preferred class to use for obtaining COM+ context information. Is the COM architecture same as .Net architecture? What is the diff http://www.allinterview.com/showanswers/23439.html com architecture needs registratation & classids where as .net architecture does not need registration & classids How do you make a NET component talk to a COM component? http://www.allinterview.com/showanswers/23433.html To enable the communication between COM and .NET components, the .NET Framework generates a COM Callable Wrapper (CCW). The CCW enables communication between the calling COM code and the managed code. It also handles conversion between th Can we copy a COM dll to GAC folder? http://www.allinterview.com/showanswers/4880.html we can only copy the wrapper (RCW) of the com dll into GAC Define availability? http://www.allinterview.com/showanswers/23429.html Users can depend on using the application when needed. What is CCW (COM Callable Wrapper) ? http://www.allinterview.com/showanswers/23434.html A proxy object generated by the common language runtime so that existing COM applications can use managed classes, including .NET Framework classes, transparently. What is COM? http://www.allinterview.com/showanswers/6575.html Microsoft's COM is a technology for component software development. It is a binary standard which is language independent. DCOM is a distributed extension of COM. Is the COM architecture same as .Net architecture? What is the diffe http://www.allinterview.com/showanswers/4879.html COM & .NET in essence exhibit the similar concept of black box. However the significant difference lies in their implementation. .NET is light weight whereas COM comes with a added baggage. Also, using COM interop you can comminicate be