H13-711_V3.5 Exam Questions

SELECT a salary, b adress FROM employee a JoiN SELECT adress FROM Employee info where provine='zhejiang) b NO ananme=b.name: "What types of operations are included?" (Multiple choi...

Which of the following options are Huawei Cloud MRS advantages? (Multiple choice)

Which of the following can be viewed in the Loader historical job records? (Multiple choice)

In Kafka, which of the following statement about Producer sending data is wrong? (Multiple choice)

Which components in the Fusioninsight HD platform support table and column encryption? (Multiple choice)

Among the Fusionlnsight HD products, which statement about the Kafka component is correct? (Multiple choice)

What kinds of guarantees are there for Kafka message transmission? (Multiple choice)

What data will Fusionlnsight Manager regularly back up? (Multiple choice)

What are the characteristics of Spark? (Multiple choice)

What modules does the Spark framework include? (Multiple choice)

The data node is the working node of HDFS. What are its functions described below? (Multiple choice)

Which way is the correct way to load data into the Hive table? (Multiple choice)

In a cluster of Fusioninsight HD V100R002C60, which of the following components need to plan metadata partition? (Multiple choice)

When installing a Fusionlnsight HD cluster in safe mode, which components must be installed? (Multiple choice)

In the Huawei Fusioninsight HD cluster, which of the following services can the Spark service read data from? (Multiple choice)

YARN manages cluster resources through Resource Manager. Its main functions are? (Multiple choice)

Which of the following statements about the interaction between Flink and other components is correct? (Multiple choice)

Which of the following aspects are reflected in the high reliability of Fusioninsight HD data? (Multiple choice)

The functions of Nimbus in the Streaming architecture include? (Multiple choice)

In Huawei Fusioninsight HD, which of the following components are strongly dependent on Flink? (Multiple choice)

Which languages supported by the Flink stream data processing interface Datastream API include? (Multiple choice)

In Huawei Fusioninsight, the HBase table design tool, connection pool management and enhanced SDK can simplify the business development of complex data tables.

In the flume architecture, a Source can connect to multiple channels.

HDFS supports large file storage, and supports multiple users to write to the same file at the same time, and to modify any position of the file.

The job execution of Loader failed, the imported data will not be deleted automatically and must be deleted manually.

Flink is similar to Spark Streaming and is an event-driven real-time streaming system.

ResourceManager adopts a high-availability solution. When the Active resourcemanager finds a fault, it can only start the standby resourcemanager through the built-in zookeeper and...

Fusioninsight Manger supports external REST interface, SNMP interface, and SYSLOG interface.

The reliability of flume transmission data means that in the process of data transmission, flume can automatically switch to another path to continue transmission when the next flu...

Each stage of a Spark task can be divided into jobs, and the division mark is shuffle.

The applicationMaster uses polling to apply for and receive resources from the ResourceManager through the RPC protocol.

Synchronize data between partition replication in Kafka. Copying data from the leader of the partition to the follower requires a thread (replicationFetcherThread), and the followe...

In the Fusionlnisght HD system, the number of Partitions and the number of copies must be set when creating a Kafka Topic. Setting multiple copies can enhance the disaster recovery...

There are currently 3 racks, and there is a file that needs to be stored in 3 copies. Copy 1 and copy 2 are stored in the same rack as the client but on different servers. Accordin...

When Fusioninsight HD deploys Solr, if you choose to store the index on a local disk, it is recommended to mount the disk separately for the data directory of each SolrServer insta...

Kafka is a high-throughput, distributed, publish-subscribe-based messaging system. Using Kafka technology, a large-scale messaging system can be built on a cheap PC Server.

When a MapReduce task fails, the task can be recalculated through the retry mechanism.

Redis supports multiple databases.

On the Fusioninsight HD platform, HBase does not currently support secondary indexes.

An Executor of a Spark task can run multiple tasks at the same time

Spark Streaming computing is based on DStream, which decomposes streaming computing into a series of short batch jobs.

In the Loader of Fusioninsight HD, one connector can only be assigned to one job.

Colocation (same distribution) The file-level co-distribution enables fast access to files and avoids a large amount of network overhead caused by data relocation.

In Flink, the checkpoint mechanism can ensure that when the application fails during operation, it recovers from a certain checkpoint. During this process, stream snapshots are cre...

Hadoop's NameNode is used to store the metadata of the file system.

Spark on YARN-client is suitable for production environments because you can see the output of APP faster.

All ZooKeeper nodes can handle read requests.

The graphical health inspection tool Fusioninsight Tool is composed of FusionCare and SysChecker.

topology will automatically end running after the task is completed.

The driven source is that flume periodically and actively acquires data.