Huawei H13-711_V3.0 Questions Answers

HCIA-Big Data V3.0 Questions and Answers

Question 69

Which of the following descriptions about the deployment of big data components on Kunpeng and X86 servers is correct?

No shortcomings in performance

Single component (for example: HDFS) supports mixed deployment of Kunpeng server and X86 server

Supports mixed deployment of Kunpeng servers and ordinary X86 servers in a single cluster

Realize the autonomous control of some equipment

Question 70

About Spark SQL&Hive difference and connection, which of the following statements is correct?

Spark SQL is compatible with most Hive syntax and functions

Spark SQL cannot use Hive's custom functions

The execution engine of Spark SQL is Spark core, HiveThe default execution engine is MapReduce

Spark SQL relies on Hive metadata

Question 71

Which of the following are the optimization methods of Redis?

Reduced key-values

Turn off persistence

Limit Redis memory size

slowlog configuration

Question 72

Which of the following belongs to DDL (Data Definition Language) in Hive SQL?

Modify table

delete table

build table

data import