C1000-200 시험 - IBM실제시험문제와 답 - 300문항

Question No : 1

In an enterprise environment where messages must travel securely across multiple network segments with encryption, authentication, and integrity checks, which IBM MQ configuration provides end-to-end security while still supporting high-performance message delivery between heterogeneous systems?

A.Non-persistent queues without encryption
B.Plain-text channels with local authentication
C.Application-side encryption only
D.SSL/TLS-enabled channels with MQ authentication and authorization

정답:
Explanation:
Using SSL/TLS-enabled channels along with MQ authentication and authorization ensures secure, high-performance message delivery across different platforms.

Question No : 2

While monitoring queue manager performance in IBM MQ, administrators notice that some queues are frequently reaching their maximum depth, causing message delivery delays.
Which combination of MQ features can be used to address this issue proactively without losing messages?

A.Converting persistent messages to non-persistent for faster processing
B.Implementing message priority, cluster workload balancing, and monitoring with MQ Explorer alerts
C.Deleting old messages manually to free space
D.Increasing maximum queue depth and using dead-letter queues for overflow

정답:
Explanation:
Using message priority, workload balancing in clusters, and monitoring via MQ Explorer ensures proactive handling of queue congestion while preserving message reliability.

Question No : 3

In IBM MQ, when designing a financial transaction processing system that must ensure every payment request message is processed exactly once without duplication, even in case of network interruptions or application crashes, which configuration is best suited to guarantee exactly-once delivery semantics?

A.Relying on operating system-level file logging instead of MQ persistence
B.Using publish/subscribe model with non-durable subscriptions for high speed
C.Implementing persistent messaging with assured delivery and transaction coordination
D.Using non-persistent queues with application-side deduplication logic

정답:
Explanation:
Persistent messaging with assured delivery and transaction coordination ensures that each message is delivered and processed exactly once, which is critical for financial transactions.

Question No : 4

During performance tuning of IBM MQ, administrators observe that message throughput is declining because some consumers are significantly slower than others.
Which strategy should be implemented to ensure that slow consumers do not affect the performance of fast consumers while still guaranteeing fairness in message delivery?

A.Implementing only manual monitoring and operator-driven rebalancing
B.Using a single FIFO queue for all consumers with no prioritization
C.Disabling persistent messaging to reduce overhead for all consumers
D.Configuring message priority with selectors and using separate queues for different consumer groups

정답:
Explanation:
Message priority, selectors, and separating queues ensure that slower consumers don’t block faster ones while maintaining fairness in delivery and maximizing throughput.

Question No : 5

In an IBM MQ environment with multiple applications producing and consuming messages at different rates, which combination of features ensures that slower consumers do not block faster ones and that message prioritization can be applied effectively?

A.Disabling message persistence to speed up message flow for all consumers
B.Using multiple separate queues without clustering or message priority
C.Implementing message priority queues, enabling message selectors on consumers, and using clustered queue managers for workload distribution
D.Setting all queues as first-in-first-out with no priority and relying on consumer polling

정답:
Explanation:
Message priority queues, selectors, and clustering allow fast consumers to process high-priority messages without being blocked by slower consumers, ensuring efficient workload distribution.

Question No : 6

In IBM MQ environments where high security is mandatory, such as healthcare or government systems, which approach provides the strongest protection by ensuring encrypted communication, authenticated access, and prevention of unauthorized connections?

A.Enabling TLS/SSL encryption with certificate-based authentication and configuring CHLAUTH rules
B.Allowing anonymous channel connections but auditing logs frequently
C.Relying only on firewall rules to restrict connections
D.Using default server channels without additional configuration

정답:
Explanation:
TLS/SSL with certificates and CHLAUTH rules ensures secure encryption, authenticated access, and prevents unauthorized channel connections, making it essential for secure industries.

Question No : 7

Which IBM MQ feature is specifically designed to enable applications to send very large messages, sometimes exceeding the typical maximum message size, by breaking them into manageable segments and reassembling them at the receiving end without losing order or integrity?

A.Non-persistent streaming
B.Segmented messages with message grouping
C.Temporary local queues
D.Priority-based queues

정답:
Explanation:
Segmented messages allow IBM MQ to handle very large messages by dividing them into smaller segments while preserving order and integrity for reassembly.

Question No : 8

A multinational bank needs to replicate messages between queue managers in different regions for disaster recovery, ensuring that if one site fails, another site has an identical set of messages for continuity.
Which IBM MQ capability provides this synchronous or asynchronous message replication between queue managers?

A.IBM MQ Replicated Data Queue Manager (RDQM)
B.Publish/subscribe distribution
C.XA transaction rollback
D.Dead-letter queues

정답:
Explanation:
RDQM provides message replication for high availability and disaster recovery, ensuring that another site has a synchronized set of queues and messages.

Question No : 9

When designing a messaging solution using IBM MQ in a multi-platform enterprise environment, which configuration is recommended to ensure that messages sent from applications running on different operating systems maintain integrity and are delivered in the exact order they were sent without loss or duplication?

A.Using point-to-point queues with local transaction coordination
B.Implementing clustered queue managers with shared queues and persistent messaging
C.Using publish/subscribe model with durable subscriptions
D.Using non-persistent message queues with load-balanced channels

정답:
Explanation:
Clustered queue managers with persistent messaging guarantee message order, integrity, and delivery across platforms, making them the preferred choice in multi-platform environments requiring reliability.

Question No : 10

In a multinational enterprise where thousands of client applications connect simultaneously to IBM MQ servers across regions, administrators must ensure scalability, load distribution, and reduced administrative overhead while maintaining high availability.
Which deployment model is best suited to achieve this requirement?

A.Multi-instance queue managers with failover
B.Dead-letter queues for undeliverable messages
C.Segmented messaging for large payloads
D.Queue manager clusters with workload balancing

정답:
Explanation:
Queue manager clusters support scalability and distribute workloads across multiple servers while simplifying administration and providing high availability.

Question No : 11

When multiple applications connect to an IBM MQ server using client connections, administrators need to restrict unauthorized users, block suspicious IP addresses, and allow only specific applications to connect to sensitive channels.
Which MQ configuration option provides this level of security control?

A.Configuring Channel Authentication Records (CHLAUTH) along with SSL/TLS for secure connections
B.Using only operating system-level user permissions without MQ-specific restrictions
C.Using only firewall rules to block external access
D.Allowing anonymous connections and monitoring application logs for unusual activity

정답:
Explanation:
CHLAUTH rules combined with SSL/TLS provide fine-grained security by controlling who can connect, blocking unauthorized IPs, and authenticating clients securely.

Question No : 12

In a banking environment using IBM MQ, compliance regulations require that every message related to financial transactions must be traceable, auditable, and securely stored so that even if a queue manager is restarted or migrated, no data is lost.
Which configuration best fulfills these regulatory requirements?

A.Creating temporary dynamic queues for faster message throughput
B.Using default server connection channels with non-persistent queues
C.Relying only on application-side logging without MQ-level persistence
D.Implementing persistent queues, audit logging, and enabling security exits for message-level tracking

정답:
Explanation:
Persistent queues with audit logging and security exits provide guaranteed storage, traceability, and compliance with regulatory requirements in financial systems.

Question No : 13

In order to handle failed message deliveries caused by queue full conditions, incorrect destination names, or application errors, IBM MQ automatically redirects these undeliverable messages to a special location for investigation.
What is this mechanism called?

A.Message grouping
B.Segmentation and reassembly
C.Transactional rollback
D.Dead-letter queue handling

정답:
Explanation:
Dead-letter queues capture messages that cannot be delivered, allowing administrators to analyze issues and reprocess them as needed.

Question No : 14

While administering an IBM MQ cluster spread across multiple business units, the administrator wants to avoid a single queue manager becoming a bottleneck and ensure that workload is evenly distributed across all available instances without requiring manual routing decisions.
Which MQ feature should be used to achieve this?

A.Implementing message selectors on consumers for manual load sharing
B.Defining a single local queue and manually assigning applications to connect
C.Configuring dedicated sender-receiver channels without clustering
D.Using cluster workload balancing with multiple queue managers in the same cluster

정답:
Explanation:
Cluster workload balancing automatically spreads messages across available queue managers in a cluster, removing bottlenecks and ensuring efficient distribution.

Question No : 15

During a disaster recovery drill, a financial institution must prove that its IBM MQ infrastructure can continue processing without interruption if the primary data center becomes unavailable.
Which IBM MQ deployment option provides replication of data and automatic failover capabilities across geographically dispersed sites?

A.Replicated Data Queue Manager (RDQM) in disaster recovery mode
B.Publish/subscribe replication
C.Asynchronous consumer applications
D.Dead-letter queue forwarding

정답:
Explanation:
RDQM provides synchronous or asynchronous replication of queue managers across data centers, ensuring automatic failover and business continuity.

IBM C1000-200 시험