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Viewing questions 76-90 out of questions
Questions # 76:

When the cluster is normal,RedisClient initiates oncegetCall, the client has () times of message interaction with the server?

Options:
A.

1

B.

2

C.

3

D.

4

Expert Solution
Questions # 77:

which come downRedisIs the command an atomic operation?

Options:
A.

INCR(increment the stored digital value by one)

B.

HINCRBY(for the hash tablekeydomain infieldvalue plus incrementincrement

C.

LPUSH(for linked listspushoperate)

D.

All of the above

Expert Solution
Questions # 78:

FusionInsight HDmiddle,StreamingWhat are the characteristics of? (multiple choice)

Options:
A.

stream processing

B.

high performance

C.

Scalable

D.

High fault tolerance

Expert Solution
Questions # 79:

existHBaseWhich of the following interfaces or classes does not need to be involved in the implementation of business logic for writing data?

Options:
A.

Put

B.

HTable

C.

HBaseAdmin

D.

PutList

Expert Solution
Questions # 80:

aboutFusonInsight HDofSpark, which of the following programming languages can be used to developSparkapplication? (multiple choice)

Options:
A.

C

B.

Scala

C.

Java

D.

Python

Expert Solution
Questions # 81:

When a task is submitted toYARNIn the cluster, which of the following options will generate ajob id?

Options:
A.

ResourceManager

B.

Contaioner

C.

AppMaster

D.

NodeManager

Expert Solution
Questions # 82:

An application requires simultaneous and twoFusionInsightsCluster interaction: both need to access the cluster1ofHBaseservice, need to visit

Ask the cluster2ofHiveServe;

So which of the following operations are required? (multiple choice)

Options:
A.

in the cluster1Create the account required for this application on theHBaseServe

B.

in the cluster2created onAThe account with the same name in the options, and set this account to be able to access the cluster'sHiveServe

C.

Aoptions andBThe account created by the option must belong tosupergroupGroup

D.

cluster1and cluster2Complete the mutual trust operation

Expert Solution
Questions # 83:

fusion insight HDmiddle,streamingWhat are the characteristics of?

Options:
A.

stream processing

B.

high performance

C.

Scalable

D.

High fault tolerance

Expert Solution
Questions # 84:

existFusionInsight HD where can I viewMapReduceThe result of running the application?

Options:
A.

FusionInsight Managerofwebinterface

B.

Loader Webinterface

C.

Solr webinterface

D.

Yarn Webinterface

Expert Solution
Questions # 85:

FusionInsight HDin useStreamingofA, CKWhich of the following statements is true? (multiple choice)

Options:
A.

enabledAckerLater,StreamingIt will identify the failure to sendTupleAnd automatically resend without human intervention.

B.

AckerThe message that will identify the processing timeout or processing failure isfail.

C.

fromspoutstarted, formedTupleFailure of any link in the tree will mark the entire tree as failed.

D.

The application needs to be inspoutoffail() interface method to implement message resend logic.

Expert Solution
Questions # 86:

FusionInsight HDWhat are the supported ways to submitOozieOperation? (multiple choice)

Options:
A.

ShellOrder

B.

Java API

C.

Hue UI

D.

Rest API

Expert Solution
Questions # 87:

SparkThe calculation logic of the application will be parsed intoDAG, this parsing operation consists of which of the following function modules Finish? ?

Options:
A.

Client

B.

ApplicationMaster

C.

Executor

D.

Driver

Expert Solution
Questions # 88:

about the followingHDFSWhat is the correct process for the client to read the file? (multiple choice)

Options:
A.

priority from the nearestDataNodeDownload data.

B.

file data fromDataNodeback toNameNode, then fromNameNodeDown to the client.

C.

If the client and the connectedDataNodeIf there is a failure in reading, then the client will give up the applause node and connect the node where other replicas are located.

D.

Supports multiple clients fromDataNoderead the same file data.

Expert Solution
Questions # 89:

HDFSRuntime,NameNodewill load the entire metadata of the file system from disk into memory, so the file system

The total number of files that can be stored is limited byNameNodememory capacity.

Options:
A.

True

B.

False

Expert Solution
Questions # 90:

FusionInsight HDsystematicV100R002C60version,HiveOnly supports based onMapReduceEngine query service, not supported based onSparkEngine query service.

Options:
A.

True

B.

False

Expert Solution
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