Huawei H13-723_V2.0 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Distributed Data Processing Frameworks | - Spark Framework
|
| Big Data Application and Operations | - Security and Maintenance
|
| Big Data Fundamentals | - Hadoop Ecosystem Basics
|
| Data Storage and Messaging | - Messaging Systems
|
Huawei HCIP-Big Data Developer V2.0 Sample Questions:
Question 1
existSpark, assuminglinesIs anDStreamObject, which of the following statements can periodically count the number of words on this stream?
A. lines.flatMap(_.split??)).map(word=>(word,1)).reduceByKey(_+_).print ( )
B. lines.flatMap(_.split??)).map(word=>(word,1)).reduce(_+_).print ( )
C. lines.flatMap(_.split??)).flatmap(word=>(word,1)).groupByKey(_+_).print ( )
D. lines.flatMap(_.split??)).map(word=>(word,word.length())).reduceByKey(_+_).print ( )
Question 2
existSparkIn application development, which of the following codes can correctly count words?
A. val counts=textFile.map(line=>line.split(" ")).map(word=>(word,1)).groupByKey()
B. val counts=textFile.flatMap(line=>line.split(" ")).map(word=>(word,1)).reduceByKey(_+_)
C. val counts=textFile.flatmap(line=>line.split(" ")).map(-rd=>(word,1)).reduceByKey()
D. val counts=textFile.map(line=>line.split(" ')).map(-rd=>(word,1)).reduceByKey(_+_)
Question 3
existFusionInsight HDThe key to the product38-by5Taste+Taste4Tian QiyaSWhen the armor is developed, you can pass the passSolr Admin UIxrightCollectionDo some verification. Below (multiple choice)
A. Click Tree under Cloud to view cafrCollections, configuration sets and ive nodes in Solr Cloud and other metadata information
B. Click cloud to view the distribution and status of the replicas of each shard under the backup callion
C. The solr user group, solr, admin, and .Rrg can be used by the sr public and the .Rrg
D. Enter the Collectionyshard Replicats that you and Confidence Check 1dKepca's (ore-Oevew Open, you can view the actual number of documents submitted for the Relica index
Question 4
A large-scale production enterprise,tPlan to analyze the internal logistics data and sales datat,Assumeiout of the wayT effectganalysis, which of the following statements are correct? (multiple choice)
A. Logistics data is very sparse,HBaseCan handle sparse data efficiently.
B. HBaseIt can be built on ordinary commercial servers, and the construction cost is relatively low.
C. HBaseIt can store massive data and support dynamic expansion, which can fulfill the storage requirements of logistics and sales data.
D. HbaseIt supports efficient random reading, and can complete real-time analysis and command of the logistics situation through reasonable design.
Question 5
RedisofLISTData structure, suitable for which of the following scenarios? (multiple choice)
A. get latestNdata operations: for example, for a certain microblog, get the latest10comments
B. Build queuing systems, such as message queues
C. uniqOperations, such as getting the ranking value of all data in a certain period of time
D. Simulate stack operations
Solutions:
| Question 1 Answer: A | Question 2 Answer: B | Question 3 Answer: A,C,D | Question 4 Answer: A,B,C,D | Question 5 Answer: A,B,D |
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