1Z0-895 · Question #51
You are writing a client that sends a message to a JMS queue. Which statement is true?
The correct answer is A. You use a connection factory to create a session. The SimpleMessageClient sends messages to the queue that the SimpleMessageBean listens to. The client starts by injecting the connection factory and queue resources: @Resource(mappedName="jms/ConnectionFactory") private static ConnectionFactory connectionFactory…
Question
Options
- AYou use a connection factory to create a session.
- BWhen you create a session, you specify whether or not it is transacted.
- CWhen you create a connection, you specify the acknowledgment mode.
- DWhen you create a message producer, you must specify the name of the destination to which you will send
How the community answered
(36 responses)- A75% (27)
- B8% (3)
- C14% (5)
- D3% (1)
Explanation
The SimpleMessageClient sends messages to the queue that the SimpleMessageBean listens to. The client starts by injecting the connection factory and queue resources: @Resource(mappedName="jms/ConnectionFactory") private static ConnectionFactory connectionFactory; @Resource(mappedName="jms/Queue") private static Queue queue; Next, the client creates the connection, session, and message producer: connection = connectionFactory.createConnection(); session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); messageProducer = session.createProducer(queue); Finally, the client sends several messages to the queue: message = session.createTextMessage(); for (int i = 0; i < NUM_MSGS; i++) { message.setText("This is message " + (i + 1)); System.out.println("Sending message: " + message.getText()); messageProducer.send(message);
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