IBM Certification IBM MQ Messaging 2

Question 1

What is the IBM MQ 'Transmission Queue' used for?

Accepted Answer

Temporarily holding messages before they are forwarded to a remote queue manager via a channel

Answer

A transmission queue temporarily stores messages destined for a remote queue manager, holding them until the sender channel forwards them.

Question 2

What command-line tool is used to administer IBM MQ queue managers interactively?

Accepted Answer

runmqsc

Answer

The `runmqsc` command starts the IBM MQ interactive shell, allowing administrators to create, modify, and query MQ objects using MQSC commands.

Question 3

In IBM MQ, what is 'publish/subscribe' messaging?

Accepted Answer

A messaging pattern where publishers send messages to topics and subscribers receive messages from those topics

Answer

In IBM MQ publish/subscribe, producers publish messages to topic strings, and multiple subscriber applications can receive those messages based on their topic subscriptions.

Question 4

What is the significance of IBM MQ's 'exactly-once delivery' guarantee in financial transactions?

Accepted Answer

It ensures each message is processed exactly one time, preventing duplicate or lost transactions

Answer

Exactly-once delivery ensures that critical messages (like financial transactions) are neither lost nor processed more than once, preserving data integrity.

Question 5

Which IBM MQ feature enables message delivery across unreliable or occasionally connected networks?

Accepted Answer

IBM MQ Telemetry (MQTT support)

Answer

IBM MQ Telemetry provides MQTT protocol support, enabling lightweight, reliable message delivery to IoT devices and clients on unreliable networks.

IBM Certification Practice Test

IBM Certification Practice Test

IBM Certification IBM MQ Messaging 2