Advanced Jms Questions

• Q. When to Remove messages from the queue ? 
• Q. What is poison messages? And how to handle poison messages? 
• What are the Message Headers in JMS message ?
• What are the steps to send and receive JMS message ?
• What is Publish/Subscribe Messaging in JMS ? 
• What Point-to-Point Messaging in JMS ? 
• What are the main component in JMS? 

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Depth JMS Interview Questions & Answers

Q:  What is JMS?

A: JMS is an acronym used for Java Messaging Service. It is Java's answer to creating software using asynchronous messaging. It is one of the official specifications of the J2EE technologies and is a key technology.

           

Q: How JMS is different from RPC?

A: In RPC the method invoker waits for the method to finish execution and return the control back to the invoker. Thus it is completely synchronous in nature. While in JMS the message sender just sends the message to the destination and continues it's own processing. The sender does not wait for the receiver to respond. This is asynchronous behavior.

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JMS Interview Questions - Part1

JMS Interview Questions - Part1

C depth interview Question and Answers

1. What is JMS? 

Java Message Service is the new standard for interclient communication. It allows J2EE application components to create, send, receive, and read messages. It enables distributed communication that is loosely coupled, reliable, and asynchronous. 

2. What type messaging is provided by JMS 

Both synchronous and asynchronous 

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