QUESTION 173
The RowKey of a table in HBase is divided into SplitKey 9, e, a, z. How many Regions does this table have?

QUESTION 174
Among the Fusionlnsight HD products, which statement about the Kafka component is correct? (Multiple choice)

QUESTION 175
C. The channel acts like a queue and is used to temporarily cache the incoming data. When the Sink successfully sends the data to the next-hop Channel or the final destination, the data will be removed from the Channel.

QUESTION 176
Fusioninsight Manger supports external REST interface, SNMP interface, and SYSLOG interface.

QUESTION 177
Regarding the task selection of the capacity scheduler, which of the following statements is correct? (Multiple choice)

QUESTION 178
Which statement about HIVE is wrong?

QUESTION 179
In MapReduce programming, the code should not only describe what to do, but also how to do it.

QUESTION 180
The Fusioninsight HD cluster planned by a bank has 90 nodes. If three control nodes are planned, it is recommended to plan () data nodes in the cluster.

QUESTION 181
Which of the following nodes in HDFS is the ZKFC process deployed on? (Multiple choice)

QUESTION 182
Synchronize data between partition replication in Kafka. Copying data from the leader of the partition to the follower requires a thread (replicationFetcherThread), and the follower (a follower is equivalent to a consumer) actively pulls messages from the leader in batches, which greatly improves the throughput.

QUESTION 183
TaskSlot in Flink is mainly used for resource isolation, including memory resources and CPU resources.

QUESTION 184
From the point of view of the life cycle, what are the main stages of data? (Multiple choice)

QUESTION 185
In Flink, the checkpoint mechanism can ensure that when the application fails during operation, it recovers from a certain checkpoint. During this process, stream snapshots are created sequentially according to the order of data inflow.

QUESTION 186
HiveServer compiles and parses HQL statements submitted by users into corresponding Yarn tasks, Spark tasks, or HDPS operations, thereby completing data extraction, conversion, and analysis.

QUESTION 187
Fusioninsight is Huawei’s unified platform for enterprise-level big data storage, query, and analysis. It can help enterprises quickly build massive data information processing systems, and discover new value points and business opportunities through real-time and non-real-time analysis and mining of massive information data.