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Huawei H13-723-ENU Exam Syllabus Topics:

Huawei HCIP-Big Data Developer Sample Questions:

1. In HDFS application development, which of the following are the interfaces supported by the HDFS service? (multiple choice)

A) BufferedOutputStream.flush
B) FileSystem.append
C) BufferedOutputStream.write
D) FileSystem.create

2. Which of the following options is the core function of Yarn?

A) Data transfer
B) Storage
C) Search
D) Resource management

3. In the process of Flume cascade transmission, you can use the fail over mode to transmit, so that if the Flume node of the next hop fails or the data is received abnormally, it can automatically switch to another way to continue transmission.

A) False
B) True

4. In Spark, assuming that lines is a DStream object, the filter statement can filter out 80% of the data. Which statement is correct for the following two statements:
X: lines.filter(...).groupByKey(...)
Y: lines.groupByKey(...).filter(...)

A) X has higher performance than Y
B) It is impossible to determine the performance difference between X and Y
C) X and Y have the same performance
D) X has lower performance than Y

5. In Kafka, which of the following commands can check how many partitions a topic has?

A) kafka-topics.sh --create
B) kafka-topics.sh --list
C) kafka-topics.sh - describe
D) kafka-topics.sh --alter

Solutions: