최신Huawei HCIP-Big Data Developer V2.0 - H13-723_V2.0무료샘플문제

A. useredisClusterobject connectionRedis Server,transferJedisClusterofset.getother business operations interface for data manipulation; in multithreaded applications, multiple threads share oneJedisClusterobject.

B. useJedisClusterobject connectionRedis Server,transferJedisClusterofset,getother business operations interfacet.
In multithreaded applications, each thread creates aJedisClusterobject.

C. useJedisPoolobject createdJedisObject pool, each business operation starts fromJedisPoolget one Jedisobject, then call,Jedisofset.getWait for the business operation interface to perform data operations.

D. useJedisobject connectionRedis Server,transferJedisofset.qetWaiting for business operation interface to process data operate.

A. Under the secure cluster, user-definedUDF, it is recommended to create it once before each use.

B. user definedUDFBefore being used, it needs to beHivecreate this in the systemUDonly

C. user definedUDF, can be added according to the actual situationdeterministicandstatefulletc. Notes.

D. user definedUDF, information such as summary and status is not allowed.

A. HuaweiHFSIt is suitable for storing a large number of small files, and files can be selectively stored inHDFSorMOBmiddle.

B. HBaseStore a large number of small files,Compactionwill bringIOWaste of resources.

C. HDFSStoring a large number of small files will giveNameNodebring great pressure.

D. The above statement is not correct.

A. twoworkerone for each

B. twoworkerone of theworkerdistribute two

C. no fixed rules

A. All of the above

B. INCR(aThe stored digital value is incremented by one)(DECR)

C. HOY(eesurfacekeydomain infieldvalue plus incrementincrement)

D. UURH(MRnpuhoperate)

A. False

B. True

A. hdfs fsck /test.txt-blocks

B. hdfs fsck /test.txt-files

C. hdfs fsck /text.txt-locations

D. hdfs fsck /test.txt-list-corruptfileblocks

A. submit

B. suspend

C. getJobInfo

D. Run

A. ProducerNeed to connect first when producing dataZooKeeper, and then connectBroker

B. Can play multiple at the same timeProducerprocess to the sameTopicsend data

C. Produceris a message producer

D. ProducerProduction data needs to be specifiedTopic

A. C

B. Java

C. Scala

D. Python

A. stream processing

B. High fault tolerance

C. Scalable

D. high performance

A. Can view the current status of the service

B. Can start, stop and restart the service

C. Uncommon services can be set to hide or show

D. Services can be added and uninstalled.

A. Active and standbyNameNodeThe disk space where the metadata is located is insufficient.

B. The number of missing blocks exceeds the read value.

C. Lost copies exceed read value.

D. The corrupted copy exceeds the threshold.

A. mouthHive

B. mouthSpark

C. mouthRedis

D. mouthHBase

A. False

B. True