Free IBM C1000-200 Practice Test & Real Exam Questions, Page 5

Question #53

An e-commerce platform uses IBM MQ to process millions of orders daily. Administrators want to avoid performance degradation and message buildup in queues by ensuring that consumers process messages as quickly as producers generate them. Which IBM MQ mechanism provides asynchronous delivery to consuming applications to optimize throughput?

A. Manual polling of queues by applications

B. Queue persistence with logging

C. Message-driven applications using asynchronous consumers

D. Dead-letter queue processing

Discussion 0

Correct Answer: C Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #54

In IBM MQ, which system-provided feature helps administrators automatically detect and remove inactive client connections that have not exchanged data for a specific period, thereby preventing resource leakage and ensuring efficient system performance?

A. Automatic Cleanup Agent

B. Heartbeat Interval

C. Channel Keepalive

D. Connection Ping Service

Discussion 0

Correct Answer: B Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #55

When designing a global messaging infrastructure, how does IBM MQ's use of message channels differ from simple socket connections in guaranteeing ordered and reliable delivery across heterogeneous platforms?

A. Channels are lightweight threads that provide faster but unordered delivery

B. Channels bypass queue managers entirely to deliver directly to application memory

C. Channels maintain sequence numbers and acknowledgment protocols to ensure exactly-once and in-order message delivery

D. Channels are used only for logging and do not play a role in message delivery

Discussion 0

Correct Answer: C Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #56

In IBM MQ clustering, which of the following statements correctly explains the role of a cluster repository queue manager and how it interacts with other queue managers in the cluster to ensure message routing is efficient?

A. Repository queue managers only provide authentication services for cluster members

B. Repository queue managers duplicate every message across the cluster for redundancy

C. A repository queue manager stores all messages centrally, and all message delivery goes through it

D. Repository queue managers maintain information about cluster queues and their locations, allowing other queue managers to route messages efficiently without storing all messages

Discussion 0

Correct Answer: D Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #57

When an administrator wants to enforce security policies that control which users or applications have permission to put, get, browse, or inquire messages on a queue, which IBM MQ mechanism provides this fine-grained access control?

A. Channel Exits

B. Message Context

C. Queue Authorities

D. Service Listeners

Discussion 0

Correct Answer: C Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #58

IBM MQ provides message selectors for filtering messages. How do message selectors operate in real-time message consumption, and what are the key limitations developers need to consider when designing applications that rely on this feature?

A. Message selectors allow consuming applications to specify criteria based on message properties or headers so that only messages matching the filter are retrieved, but they do not remove messages from the queue or reduce server load.

B. Message selectors filter messages at the queue manager level before they are placed on the queue.

C. Message selectors automatically archive unmatched messages to a separate storage location.

D. Message selectors encrypt filtered messages for security purposes.

Discussion 0

Correct Answer: A Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #59

How does IBM MQ handle message persistence, and what are the trade-offs between using persistent messages versus non-persistent messages in terms of performance, reliability, and resource usage?

A. Persistent messages are only used in clustering, while non-persistent messages are for local queues.

B. Non-persistent messages are automatically replicated for reliability, while persistent messages are lost on system crash.

C. Persistent messages are stored on disk to survive crashes, ensuring reliability but with higher I/O overhead; non-persistent messages exist in memory for faster performance but are lost on failure.

D. Both persistent and non-persistent messages are stored on disk, with no difference in reliability.

Discussion 0

Correct Answer: C Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #60

Which of the following statements best describes the concept of persistent messaging in IBM MQ, and how does it ensure message reliability even in the event of a system crash or unexpected shutdown?

A. Persistent messages are replicated across multiple queue managers but are deleted after a fixed timeout period.

B. Persistent messages are written to disk and survive a queue manager restart or system failure, ensuring that they are delivered once and only once.

C. Persistent messages are stored in memory only and are lost if the queue manager stops unexpectedly.

D. Persistent messages are sent multiple times to increase the chance of delivery but do not survive system failures.

Discussion 0

Correct Answer: B Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #61

Which approach correctly explains the use of IBM MQ message grouping in scenarios where large datasets are split into multiple messages, including how message sequence, grouping identifiers, and discard options ensure that all messages in a group are processed correctly or rolled back if an error occurs?

A. Message grouping allows related messages to be linked using group identifiers and sequence numbers, ensuring either all messages are processed or none if an error occurs

B. Message grouping only affects message storage and not processing

C. Message grouping splits messages without any sequence or recovery mechanism

D. Grouped messages are treated independently with no rollback capability

Discussion 0

Correct Answer: A Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #62

When securing IBM MQ communication channels between queue managers, which combination of configuration ensures both authentication of connecting queue managers and encryption of messages in transit?

A. Defining SSL/TLS on the channel and configuring CHLAUTH rules to allow only trusted queue managers

B. Using channel exit programs only

C. Relying on operating system file permissions for queue storage

D. Enabling non-persistent message delivery to reduce interception risk

Discussion 0

Correct Answer: A Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #63

In the context of IBM MQ security, what mechanism provides message-level protection to ensure confidentiality and integrity when messages traverse untrusted networks?

A. Access control lists configured in the operating system

B. SSL/TLS-enabled channels for encryption

C. Channel exit programs for user authentication

D. Channel initiators running in privileged mode

Discussion 0

Correct Answer: B Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #64

In IBM MQ, which scenario explains the proper use of asynchronous message consumption using Message Driven Beans (MDBs) or listener applications, including how it allows applications to process messages without blocking, improves scalability, and ensures timely handling of large volumes of messages?

A. Asynchronous consumption is used only for debugging message flow

B. Asynchronous consumption stores messages temporarily in memory without processing

C. Asynchronous message consumption requires applications to poll queues continuously

D. Asynchronous consumption allows applications to process messages via listeners or MDBs without blocking, improving scalability and enabling timely processing of large volumes of messages

Discussion 0

Correct Answer: D Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Question #65

In a mission-critical trading platform built on IBM MQ, administrators must guarantee that when a consumer retrieves a message, it is not available for other consumers until the transaction is either committed or rolled back, ensuring no duplication in processing. Which IBM MQ feature supports this behavior?

A. Publish/subscribe fan-out delivery

B. Non-persistent message delivery

C. Syncpoint controlled transactions

D. Dead-letter queue redirection

Discussion 0

Correct Answer: C Vote an answer

Explanation: Only visible for Pass4Leader members. You can sign-up / login (it's free).

Free IBM C1000-200 Practice Test & Real Exam Questions

Download Free IBM C1000-200 Demo