What is the default resource scheduler for queues in YARN?A . FIFO schedulerB . Capacity schedulerC . Fair schedulerD . None of the above is correctView AnswerAnswer: B
Which of the following HDFS commands can be used to check the integrity of data blocks?A . HDFS fsck /B . HDFS fsck -deleteC . HDFS dfsadmin -reportD . HDFS balancer -threshold 1View AnswerAnswer: A
Which one of the following is not a role or service involved in the HBase read data process?A . HDFSB . HRegionServerC . HMasterD . ZooKeeperView AnswerAnswer: A
When the Loader of Fusioninsight HD creates a job, what is the role of the connector?A . Determine the conversion stepsB . Provide optimization parameters, provide data import and export performanceC . How the configuration job connects with external data sourcesD . How the configuration job connects with internal data...
Which of the following are the characteristics of Huawei Kunpeng processor?A . High-performance computing, high-performance Huawei Kunpeng processor compatible with ARM architecture and x86 architecture servers and solutionsB . Safe and reliable, creating high quality as stable as Mount TaiC . Open ecology, support mainstream software and hardware in the...
Which command in Redis is to view the remaining lifetime of the key?A . persistB . expireC . ttlD . expireatView AnswerAnswer: C
Now server.channels=ch1 is available, set the Channel type to File Channel, which of the following configurations are correct?
Now server.channels=ch1 is available, set the Channel type to File Channel, which of the following configurations are correct?A . server.channels.ch1.type = fileB . server.channels.ch1.type = memoryC . server.channels.type = memoryD . server.channels.type = fileView AnswerAnswer: A
Which of the following commands can be used to create node data?A . get /nodeB . create /nodeC . set/node dataD . ls/nodeView AnswerAnswer: B
When the Loader of MRS creates a job, what is the role of the connector?A . Configure the connection mode of the job and the external data sourceB . Configure the connection mode the job and the internal data sourceC . Provide optimized parameters to improve the performance of data...
Which of the following scenarios are not what Flink components good at?A . Batch processingB . Stream processingC . Data storageD . Iterative computationsView AnswerAnswer: C