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Huawei H13-723_V2.0 Exam Syllabus Topics:

Huawei HCIP-Big Data Developer V2.0 Sample Questions:

1. FusionInsight HDsystem, aboutHiveWhich of the provided file formats is not a columnar file?

A) CRC
B) RCFile
C) Parquet
D) TextFile

2. HBasedata fileHFileone ofKeyValueWhat information does the format contain?
(multiple choice)

A) Value
B) KeyType
C) timeStamp
D) Key

3. Below aboutZooKeeperThe statement is wrong ().

A) LeaderAfter a node receives a data change request, it first writes to disk and then writes to memory.
B) ZooKeeperUse a custom atomic message protocol to ensure the consistency of node data in the entire system.
C) If ZooKeeperIf there is an interruption in the process of synchronizing the message, after the failure is recovered, the transmission status before the failure can be adjusted according to the the state continues to synchronize, that is, support for resuming transmission from a breakpoint.
D) ZooKeeperThe cluster is elected at startupLeaderRole.

4. RedisIn cluster mode, useJAVAWhich of the following is a best practice for application development?

A) useJedisobject connectionRedis Server,transferJedisofset.qetWaiting for business operation interface to process data operate.
B) useredisClusterobject connectionRedis Server,transferJedisClusterofset.getother business operations interface for data manipulation; in multithreaded applications, multiple threads share oneJedisClusterobject.
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) useJedisClusterobject connectionRedis Server,transferJedisClusterofset,getother business operations interfacet.
In multithreaded applications, each thread creates aJedisClusterobject.

5. solris a high-performance, basedLucenefull-text search service.SolrxrightLuceneto expand, Loss of fruit supportSolrCloudmodel.

A) False
B) True

Solutions: