Which of the following descriptions about the deployment of big data components on Kunpeng and x86 servers is correct?

• A.Realize the autonomous control of some equipment
• B.Single component (eg HDFS) supports mixed deployment of Kunpeng server and x86 server
• C.No shortcomings in performance
• D.Supports mixed deployment of Kunpeng servers and common x86 servers in a single cluster

Comment: *

Name: *

Email: *

Verification: *

When FusionInsight Manager is connected to an external management platform, which interfaces are supported? (Multiple choice)

• A.FTP
• B.VPN
• C.Syslog
• D.SNMP

Comment: *

Name: *

Email: *

Verification: *

Which of the following commands download directories/files from HDFS to local?

• A.dfs -put
• B.dfs -get
• C.dfs -mkdir
• D.dfs -cat

Comment: *

Name: *

Email: *

Verification: *

In Spark SQL tables, there are often many small files (the size is much smaller than the HDFS block size). In this case, Spark will start more Tasks to process these small files. When there is a Shuffle operation in the SQL logic, it will Greatly increase the number of hash buckets. This seriously affects performance.

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *

Which of the following are enterprise-level big data application scenarios? (Multiple choice)

• A.Marketing analysis
• B.Customer analysis
• C.Supply chain management
• D.Internal operation management

Comment: *

Name: *

Email: *

Verification: *