WCF,WPF,WWF Interview Questions

Windows Communication Foundation

(1)  What are the important principles of SOA (Service oriented Architecture)?

(2)  What are ends, contract, address, and bindings?

(3)  Which specifications does WCF follow?

(4)  What are the main components of WCF?

(5)  Explain how Ends, Contract, Address, and Bindings are done in WCF?

(6)  what is a service class?

(7)  what is a service contract, operation contract and Data Contract?

(8)  what are the various ways of hosting a WCF service?

(9)  How do we host a WCF service in IIS?

(10) what are the advantages of hosting WCF Services in IIS as compared to self-hosting?

(11) what are the major differences between services and Web services?

(12) What is the difference WCF and Web services?

(13) What are different bindings supported by WCF?

(14) Which are the various programming approaches for WCF?

(15) What is one-way operation?

(16) Can you explain duplex contracts in WCF?

(17) How can we host a service on two different protocols on a single server?

(18) How can we use MSMQ bindings in WCF?

(19) Can you explain transactions in WCF?

(20) What different transaction isolation levels provided in WCF?

(21) Can we do transactions using MSMQ?

(22) Can we have two-way communications in MSMQ?

(23) What are Volatile queues?

(24) What are Dead letter queues?

(25) What is a poison message?

Windows Presentation Framework 

(1) What is WPF?

(2) What is XAML?

(3) What are dependency properties?

(4) Are XAML file compiled or built on runtime?

(5) Can you explain how we can separate code and XAML?

(6) How can we access XAML objects in behind code?

(7) What kind of documents are supported in WPF?

Windows Workflow Foundation

(1) What is Windows Workflow Foundation?

(2) What is a Workflow?

(3) What are different types of Workflow in Windows Workflow foundation?

(4) when should we use a sequential workflow and when should we use state machines?

(5) How do we create workflows using designer?

(6) How do we specify conditions in Work flow?

(7) How do you handle exceptions in workflow?

(8) What is the use of XOML files.

(9) How can we pass parameters to workflow?