Huawei HCIP-Big Data Developer - H13-723-ENU FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

For files stored in N (N>1) copies, the HDFS client initiates a file read request. If the read copy node fails, it will directly return to failure and will not go to other copy nodes for reading.

A. True B. False

Discussion 0

Correct Answer: B Vote an answer

Question 2

In the FusionInsight HD system, in the Solr example project solr-example\conf\solr-example.properties, the values of ZK_URL and ZOOKEEPER_DEFAULT_SERVER_PRINCIPAL can be obtained from which of the following options?

A. Obtained from the FusionInsight Manager Solr service configuration interface B. Obtain from the Solr Admin UI interface C. In solr-example\conf\solr-example.properties, these two parameters are already included by default

Discussion 0

Correct Answer: B Vote an answer

Question 3

In FusionInsigt HD, an application deployed on Tomcat needs to access the HBase service. In this scenario, it is recommended to use a machine-to-machine account.

A. True B. False

Discussion 0

Correct Answer: A Vote an answer

Question 4

As the core object of Spark, which of the following characteristics does RDD have? (multiple choice)

A. Partition B. Efficient C. Read only D. Fault tolerance

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question 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. Store data on HBase, and satisfy fuzzy matching queries through HBase's filtering features. B. 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. C. Create an index on Solr, save the data, and return all the data when searching the full text.

Discussion 0

Correct Answer: B Vote an answer

Question 6

Suppose there is an application that needs to frequently access the user table in the Oracle database. In order to improve performance, Redis is introduced to cache user information.
For this scenario, which of the following is the best data structure choice for Redis?

A. set B. hash C. list D. sorted set

Discussion 0

Correct Answer: B Vote an answer

Question 7

What are the several parameter setting methods for Spark applications? (multiple choices)

A. When submitting the application, set it through --conf B. Configure in the application configuration file spark-defaults.conf C. In the application code, set through the SparkConf object D. In the application code, set by the setProperty method of SparkContext

Discussion 0

Correct Answer: A,B,C Vote an answer

Question 8

In FusionInsigt HD, if an application wants to complete Kerberos security authentication, which of the following options must be used? (multiple choice)

A. jaas.conf configuration file B. The keytab file of the user account C. User account applied for on FusionInsight Manager D. krb5.conf configuration file

Discussion 0

Correct Answer: B,C,D Vote an answer

Question 9

Which of the following table types does Hive support? (multiple choice)

A. Tilt table B. Partition table C. Partition + bucket table D. Bucket table

Discussion 0

Correct Answer: A,B,C,D Vote an answer