11.) Which metric helps in tracking the replication status of Kafka topics?
A) kafka.log.segment.size
B) kafka.cluster.PartitionsUnderReplicated
C) kafka.network.thread.count
D) kafka.message.timestamp
12.) What metric helps monitor Kafka disk usage?
A) kafka.disk.usage
B) kafka.server.log.dirs.DiskUsage
C) kafka.topic.bytes.total
D) kafka.replication.buffer.size
13.) Which tool can be used to explore Kafka JMX metrics interactively?
A) Zabbix
B) Grafana
C) JConsole
D) Kafka Connect
14.) What is the ideal value of UnderReplicatedPartitions in a healthy Kafka cluster?
A) 0
B) 10
C) 5% of total partitions
D) Unlimited
15.) What is a metric name prefix commonly used in Kafka JMX?
A) jvm.kafka.io
B) broker.admin.metrics
C) kafka.monitor
D) org.apache.kafka
16.) Which command can help monitor Kafka consumer group lag?
A) kafka-topic.sh
B) kafka-consumer-groups.sh
C) kafka-configs.sh
D) kafka-run-class.sh
17.) What Kafka metric monitors client request rejections due to quota limits?
A) kafka.network.RequestMetrics.ThrottleTimeMs
B) kafka.server.ClientRequestErrors
C) kafka.broker.ClientThrottleTime
D) kafka.quota.limit.exceeded
18.) How often does Kafka emit metrics by default?
A) Every 1 second
B) Every 15 seconds
C) Every minute
D) Configurable
19.) Which Kafka CLI can be used to check broker log directory status?
A) kafka-disk-check.sh
B) kafka-broker-status.sh
C) kafka-log-dirs.sh
D) kafka-debug.sh
20.) What is the metric that shows how often ZooKeeper reconnects?
A) zookeeper.reconnect.rate
B) kafka.zookeeper.disconnect.count
C) kafka.controller.zkDisconnectRate
D) kafka.server.zkSessionExpireRate
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