Biztalk Application Interview Preparation Guide
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Biztalk Application related Frequently Asked Questions by expert members with job experience as Biztalk Application. These questions and answers will help you strengthen your technical skills, prepare for the new job interview and quickly revise your concepts

25 Biztalk Application Questions and Answers:

1 :: Tell us what happens to the messages coming into MessageBox?

Checking the subscription table is the First thing when messages come in MessageBox and a copy of the message is sent to the subscriber.
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2 :: Do you know types of subscription in BizTalk?

Two types of subscription
☛ 1. Activation
☛ 2. Instance

☛ Instance subscriptions are removed from the message box while Activation subscriptions remain active as long as the orchestration or send port is enlisted.

☛ Instance subscriptions are removed from the message box while Activation subscriptions remain active as long as the orchestration or send port is enlisted.
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3 :: Tell me can a message in a MessageBox be changed?

Messages in BizTalk are immutable after constructed and the message is considered constructed after it is placed into the MessageBoxDatabase.
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4 :: Tell me how to apply maps on send port group?

Maps can't be applied to Send Port Group.
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6 :: Please explain what could be the reason for having multiple receive locations inside one Receive port?

The reason for having multiple receive locations inside one Receive port is to have the ability to receive different messages from different locations and having BizTalk treat them as if they were received from the same place and/or had the same message type.
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7 :: Do you know what is MessageBox?

MessageBox is a SQL server database along with messaging agent.
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8 :: What is message Type (i.e. BTS.MessageType)?

Biztalk - Message Type (i.e. BTS.MessageType) - Messages in BizTalk are data, and each message must be of a selected message type.
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9 :: Tell me what can be done to avoid loss of messages in a scenario where we know beforehand unavailability of the destination system, but source system is publishing messages?

In this scenario we can stop the send port bound to the destination system. This way the messages will lie in a queue inside Messagebox. Subsequently, we can start the send port when the destination system is available.
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10 :: Explain how does MessageBox treats messages without subscriber?

The message is suspended when there are no subscribers found for it.
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