Free Access Huawei.H13-711_V3.0-ENU.v2022-10-26.q316 Practice Test (Page 50)

Question 241

Which of the following descriptions of the cloud search service CSS is correct? (Multiple choice)

A.Expansion of nodes and disk services will not be interrupted, and the thesaurus will be updated without interruption

B.TB-level data retrieval is returned in seconds

C.Does not support the fusion search of text such as sound

D.Compatible with Elasticsearch APIs

Question 242

In order to improve the fault tolerance of kafka, kafka supports partition replication strategy. What is wrong with the following description of Leader partition and Follower partition?

A.If the leader fails, then another follower will take over (becoming the new leader)

B.Kafka needs to select a leader for partition replication, and the leader is responsible for the read and write operations of the partition, and other replica nodes are only responsible for data synchronization

C.It is impossible for each node of a Kafka cluster to be the leader and flower of each other

D.Since the leader Server carries all the request pressure, from the overall consideration of the cluster, Kafka will distribute the leader on each instance in a balanced manner to ensure stable overall performance

Question 243

In the Output stage, Structured Streaming can define different data writing methods, including which of the following methods?

A.Append Mode

B.Ccomplete Mode

C.Update Mode

D.General Mode

Question 244

In the HBase component, data read and write services need to be connected to the Master for execution.

A.False

B.True

Question 245

Which command in Redis is to view the remaining lifetime of a key?

A.expire

B.expireat

C.ttl

D.persist

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Question 241

Question 242

Question 243

Question 244

Question 245

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