Huawei HCIA-Big Data V3.5 - H13-711_V3.5 Exam Practice Test
Does the underlying data of HBase exist in the form of ______ ?
Correct Answer: B
Regarding the task selection of the capacity scheduler, which of the following statements is correct? (Multiple choice)
Correct Answer: B,C,D
Hive does not check whether the data conforms to the schema when loading. Hive follows the schema on read (read mode). Only when reading, Hive checks and parses specific data fields and schema.
Correct Answer: A
YRAN's label-based scheduling, which of the following options is used for labeling?
Correct Answer: A
The data flow of Flume can be sent to different Channels according to the information of headers.
Correct Answer: A
Which command in Redis is to view the remaining lifetime of the key?
Correct Answer: D
"Group by" in Hive refers to dividing a data set into several small data sets through certain rules, and then grouping data for several small data sets.
Correct Answer: A
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.
Correct Answer: A