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Huawei H13-711_V3.0 - HCIA-Big Data V3.0

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Total 649 questions

During data stream processing,frequently used systemtimebetween(proceessing time)dofor an eventbetween. About Processing TimeWhich item is described incorrectly?

A.

Processing TimeIt is suitable for scenarios with complex processing problems and high requirements for adjustable results.

B.

Processing Timeexists betweenThe main reason for the difference is due to grid extensionLate, long processing time?Waitmakecompleted

C.

Processing Time results are not reproducible, once stream computingVersionupgradeEven the system crashes, computing?will stop

D.

In the actual application process, Processing Timeto be behindwith event time

If there are only Default, QueueA and QueueB sub-queues in the YARNU group, then their capacities are allowed to be set to 60%, 25%, and 22% respectively.

A.

True

B.

False

The smallest processing unit of HBase is Region, and the routing information between User Region and Regionserver is stored in Zookeeper

A.

True

B.

False

A telecommunications companyplanopenexhibitionBigdatabusiness,target businesshavecustomer grouping,calendarHistorical bill analysis, real-time call charge analysis and other services. Which of the following options is the most appropriate in terms of functionality and cost to meet business needs?

A.

Deploy Soark separately

B.

Deploy Map Rabace

C.

Deploy Storm

D.

Deploy MapReduce with Stare

Which of the following operations cannot be recorded in the Fusioninsight HD system audit log?

By configuring which of the following parameters can the logs generated in Kafkal be cleaned up?

A.

log.retention.bytes

B.

server.properties

C.

log.cleanup.policy

D.

log.retention.hours

What is the module used to manage the active and standby states of the Loader Server process in Loader?

A.

ResourcesManager

B.

HAManager

C.

Job Manager

D.

Job Scheduler

Flink supports Localt mode and Clustert mode deployment. Other modes are not supported at the moment.

A.

True

B.

False

The core concept of MapReduce is to decompose a large computing task into each node of the cluster to make full use of cluster resources to shorten the running time.

A.

True

B.

False

Kafka is a distributed message publishing and subscription system. It only forwards messages and does not save messages.

A.

True

B.

False

Multiple channels can be configured in the properties.protertises configuration file of Flumef to transmit data

A.

True

B.

False

F1ink is a unified computing framework that combines batch processing and stream processing. Its core is a stream data processing engine for data distribution and parallel computing.

A.

True

B.

False

The following aboutHWhich of the descriptions of the Base secondary index is correct?

A.

Secondary index compares the column to be searched with rowkey is associated with a prime index table

B.

At this time, it is listed as a new rowkey, and the original rowkey becomes value

C.

twoclassIndex queried 2 times

D.

all of the abovecorrect

Huawei has extensive experience in big data solutions in various industries such as finance, public security, railways, and government affairs.

A.

True

B.

False

In big data computing tasks, aboutI0Which of the following is an incorrect description of an intensive task?

A.

CHigh PU consumption

B.

I0During intensive task execution, most of the time is spent in I0deal with

C.

By improving network transmission efficiency and read and write efficiency, performance can be greatly improved

D.

The more tasks, the more efficient the CPU