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Huawei HCIP-Big Data Developer V1.0 Sample Questions:

1. In FusionInsight HD, regarding the secondary development of Hive UDF, which of the following descriptions is correct? (multiple choice)

A) Before the user-defined UDF is used, it needs to be created in the Hive system.
B) In a secure cluster, user-defined UDFs are recommended to be created before each use.
C) User-defined UDF is not allowed to add information such as summary and status.
D) User-defined UDF can add deterministic and statefull annotations according to the actual situation.

2. When developing applications in the FusionInsight HD security version, the keytab file can be used for Kerberos security authentication.

A) True
B) False

3. Which distributed computing frameworks can the Hive component of FusionInsigt HD run on? (multiple choice)

A) Spark
B) HDFS
C) Streaming
D) MapReduoe

4. In the Fusioninsight HD product, what is wrong about the Kafka secure and non-secure port description?
(Note: The old API refers to the old Producer API and the old Consumer API. Among them, the old Consumer API: refers to the interface defined in kafka.consumer.ConsumerConnector; the old Producer API: refers to the interface defined in kafka.producer.Producer.)

A) For topics with ACL set, you can use the old API to connect to port 21005 for access.
B) Kafka cluster security access port defaults to 21007, non-secure access port defaults to 21005.
C) The old API only supports access to port 21005; the new API is compatible with access to non-secure port 21005 and secure port 21007.
D) The premise for the old API to access a topic through port 21005 is that the server parameter allow.everyone.if.no.acl.found is set to true, and the topic does not have ACL attributes set

5. A certain project needs to save the online data in a certain area and search the full text whether there is any sensitive information in these online records to prevent crimes in the area.
In this scenario, which of the following is the best solution?

A) When storing data, create an index on Solr and store the complete data in HBasx; when querying, obtain key information of records through Solr full-text search, and obtain complete records on HBase through key information.
B) Create an index on Solr, save the data, and return all the data when searching the full text.
C) Store data on HBase, and satisfy fuzzy matching queries through HBase's filtering features.

Solutions: