Which of the following two methods are used for cleaning logs in Kafka?

• A.update
• B.compact
• C.delete
• D.remove

Comment: *

Name: *

Email: *

Verification: *

One Executor of Spark task can run multiple tasks at the same time.

• A.True
• B.False

Comment: *

Name: *

Email: *

Verification: *

What items can Fusionlnsight Manager perform health checks on? (Multiple choice)

• A.Service
• B.Role
• C.Examples
• D.Host

Comment: *

Name: *

Email: *

Verification: *

Is the description of the role of the standby NameNode correct in the HDFS system?

• A.Help the main NameNodet merge edit logs and reduce the startup time of the main NameNodel
• B.Hot Standby for Primary NameNodel
• C.Standby NameNode) has no memory requirements
• D.The standby NameNode should be deployed to the same node as the primary NameNode

Comment: *

Name: *

Email: *

Verification: *

In an MRS cluster, which of the following components does Spark mainly interact with?

• A.Hive
• B.Zookeeper
• C.Yarin
• D.HDFS

Comment: *

Name: *

Email: *

Verification: *