2022 Realistic Verified H13-723-ENU exam dumps Q&As - H13-723-ENU Free Update
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NEW QUESTION 26
Regarding Redis cluster topology information, which of the following descriptions is correct?
- A. Neither
- B. The server caches the cluster topology information
- C. Both
- D. The client caches the cluster topology information
Answer: C
NEW QUESTION 27
In the Hive application of FusionInsight HD, there are scenarios where the data storage file has a high compression efficiency, and most queries only involve a part of the file field. This scenario is suitable for ORC File storage.
- A. True
- B. False
Answer: A
NEW QUESTION 28
In a FusionInsight HD cluster, Flume does not support writing collected data to which service in the cluster?
- A. HDFS
- B. HBase
- C. Redis
- D. Kafka
Answer: C
NEW QUESTION 29
In MapReduce application development, which of the following JAVA classes is responsible for managing and running a computing task?
- A. Configuration
- B. Context
- C. lob
- D. FileSystem
Answer: C
NEW QUESTION 30
In FusionInsight HD, Oozie supports HDFS Action.
- A. True
- B. False
Answer: A
NEW QUESTION 31
The system time of the node where the HDFS client is located must be consistent with the system time of the FusionInsight HD cluster. If there is a time difference, the time difference should be less than a few minutes?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 32
What methods does FusionInsight HD support to submit Oozie jobs? (multiple choice)
- A. Shell commands
- B. Rest API
- C. Hue UI
- D. Java API
Answer: A,B,C,D
NEW QUESTION 33
When a MapReduce application is executed, which of the following actions occurred before the map phase?
- A. split
- B. combine
- C. sort
- D. partition
Answer: A
NEW QUESTION 34
In FusionInsight HD, regarding Ooze job management, which of the following operations can be performed on suspended jobs? (multiple choice)
- A. resume
- B. kill
- C. submit
- D. run
Answer: A,B
NEW QUESTION 35
Which distributed computing frameworks can the Hive component of FusionInsigt HD run on? (multiple choice)
- A. HDFS
- B. MapReduoe
- C. Spark
- D. Streaming
Answer: B,C
NEW QUESTION 36
In FusionInsight HD, in which ways can I view the debugging results of Oozie jobs? (multiple choice)
- A. Check whether the returned result of Oozie's JAVA API meets expectations
- B. Oozie's own web interface can also view job execution results
- C. Use Hue's file browser to check whether the desired file is generated in the HDFS specified directory
- D. View program running results through Hue's workflow dashboard
Answer: A,B,C,D
NEW QUESTION 37
Which of the following descriptions about the characteristics of Kafka is correct? (multiple choice)
- A. Kafka is a high-throughput, distributed, publish-and-subscribe messaging system
- B. Kafka can achieve message persistence
- C. Kafka can ensure that the messages in each Partition are in order
- D. Kafka is suitable for offline and online message consumption scenarios
Answer: A,B,C,D
NEW QUESTION 38
There is a file test.txt in the root directory of the HDFS cluster. Which of the following commands can check the DatNode node information stored in this file?
- A. hdfs fsck /test.txt -blocks
- B. hdfs fsck /test.txt -list -corruptfileblocks
- C. hdfs fsck /test.txt -locations
- D. hdfs fsck /test.txt -files
Answer: C
NEW QUESTION 39
In the implementation of the business logic of HBase writing data, which of the following interfaces or classes does not need to be involved?
- A. Put
- B. PutList
- C. HTable
- D. HBaseAdmin
Answer: D
NEW QUESTION 40
In FusionInsight HD, regarding Oozie's job operation commands, which of the following descriptions are correct? (multiple choice)
- A. The submit command can change the status of the job to PREP
- B. The run command can make the job status RUNNING
- C. The kill command can be used on jobs in PREP/SUSPEND/RUNNING status
- D. The start command can make the job in the PREP state become RUNNING
Answer: A,B,C,D
NEW QUESTION 41
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