existKafka, as follows aboutProducerWhat is wrong with the statement of sending data? (multiple choice)

• A.ProducerResponsible for production data,Consumerresponsible for consuming data,ProducerandConsumerneed to be established betweenSocket connect
• B.Producerconnect any normalBrokerInstances can produce data
• C.ProducerAs a message producer, you can directly write data toZooKeeper
• D.Producercan either send data toBroker, and can send data toConsumersuperior

Comment: *

Name: *

Email: *

Verification: *

RedisofLISTData structure, suitable for which of the following scenarios? (multiple choice)

• A.Port uniq operations, such as getting the ranking value of all data in a certain period of time
• B.Get the latest N data operations: for example, get the latest 10 comments on a Weibo
• C.Build queuing systems, such as message queues
• D.simulating stack operations

Comment: *

Name: *

Email: *

Verification: *

HBaseofRegionWhich service process is managed?

• A.HRegionServer
• B.ZooKeeper
• C.HMaster
• D.DataNode

Comment: *

Name: *

Email: *

Verification: *

FusionInsight HDofHBasesave a user information table inmeg table, Rowkeyfor usersid, One of the columns is the user's nickname, now write three to this column in orderKeyValue:001:Li,001:Mary,
001:Lily,Excuse mescan'meg table,{VERSIONS=>2}What data will be returned?

• A.001:Lily
• B.001:Li,001:Mary,001:LiLy
• C.001:Li

Comment: *

Name: *

Email: *

Verification: *

Fusionlnsigt HDWhat distributed computing frameworks do big data platforms provide? (multiple choice)

• A.HBase
• B.Spark
• C.MapReduce
• D.Streaming

Comment: *

Name: *

Email: *

Verification: *