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Huawei HCIP-Big Data Developer V1.0 Sample Questions:

1. Which of the following methods can generate DStream objects?

A) StreamingContext.fileStream(...)
B) StreamingContext.socketStream(..)
C) KafkaUtils.createStream(...)
D) KafkaUtils.createDirectStream(...)

2. Suppose there is an application that needs to frequently access the user table in the Oracle database. In order to improve performance, Redis is introduced to cache user information.
For this scenario, which of the following is the best data structure choice for Redis?

A) sorted set
B) list
C) set
D) hash

3. Which of the following is not a feature of MapReduce?

A) Real-time calculation
B) Good scalability
C) High fault tolerance
D) Easy to program

4. HDFS is not suitable for which of the following business scenarios?

A) Large amount of small file storage
B) Streaming file storage
C) Mass data storage
D) Large file storage

5. In MapReduce application development, which of the following JAVA classes is responsible for managing and running a computing task?

A) lob
B) FileSystem
C) Context
D) Configuration

Solutions: