HDFS supports large file storage, and supports multiple users to write to the same file, as well as modify the file anywhere.
Which of the following HDFS commands can be used to check the integrity of a data block?
Flume's properties.properties configuration can configure multiple channles to transfer data.
The minimum processing unit of HBase in Fusioninsight HD system is Region. Where is the routing information between User Region and RegionSeiver stored?
What is wrong about Hive's architecture in Fusioninsight HD?
A user information table megjable is stored in HBase of Fusioninsight HD, and Rowkey is the user megjable? ｛ERSIONS => 2｝ Which pieces of data will be returned?
Each stage of a Spark task can be divided into jobs, and the score is marked as shuffle.
The Fusioninsight HD management node provides a dual-machine HA mechanism. After the master node fails, the master and backup nodes need to implement failover manually.
Regarding the relationship between Hive and other Hadoop components, what is wrong with the following description?
A user needs to build a 350-node Fusioninsight HD cluster. Which plan is the best?
Neither Spark nor Hadoop is suitable for iterative computing scenarios.
In the design of the FusionlnsightHDl group network, there is a rack that can linearly expand according to business needs.
Which instance must the Loader instance be deployed with in Fusionlnsight HD?
Which is not the channel type of Flume?
In the Hadoop platform, to view information about an application in the YARN service, what command is usually used?
In FusionlnsightHD system, which disk plans do cluster nodes need to consider? (Multiple choices)
Table 1 in HBase of Fusionlnsight HD contains the following Regions [10, 20), [20 30] [30, +8], which are numbered 1 2 3, so which region does 11, 20, 222 belong to?
When deploying Fusionlnsight HD, how many Flume server nodes are recommended to be deployed in the same cluster?
In a Fusionlnsight Hadoop cluster, the cluster size is 70 nodes. If a push-to-stub deployment solution is adopted, what partitions may exist on the management node? (Multiple choices)
During the Fusioninsight HD installation process, which function cannot be performed by performing preinstall?
When the Spark application is running, what is the stage division basis?
A cluster in the Fusionlnsight HD system can manage multiple tasks, each service can manage multiple roles, and each role can manage only one instance.
When Solr creates a collection, the recommended route algorithm is composited router, so the collection can expand the shard.
What's incorrect about HBase + HFile?
There are two peer queues Q1 and Q2 on YARN, both of which have a capacity of 50. There are already 10 tasks on Q1 occupying a total of 40 capacity, and 2 tasks on Q2 occupying a total of 30 capacity. Many, the scheduler will allocate resources to Q1 first.
Which of the following services can the Spark service read data from in the Huawei Fusioninsight HD cluster? (Multiple choices)
The Fusioninsight HD cluster contains multiple services, and each service consists of several roles. Which of the following are the roles of the service? (Multiple choices)
Which module is responsible for Fusioninsight Manager user data storage?
In .FusionlnsightHD V100R002C60 cluster, which of the following components need to be planned for metadata partitioning? (Multiple choices)
In Spark on YARN mode, nodes without NodeManager cannot start executor til.
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