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

1. In FusionInsight HD, in which ways can I view the debugging results of Oozie jobs? (multiple choice)

A) Oozie's own web interface can also view job execution results
B) Use Hue's file browser to check whether the desired file is generated in the HDFS specified directory
C) View program running results through Hue's workflow dashboard
D) Check whether the returned result of Oozie's JAVA API meets expectations

2. When a task is submitted to the YARN cluster, which of the following options will generate a job id for the task?

A) NodeManager
B) ResourceManager
C) AppMaster
D) container

3. HBase filters can set column names or column values as filter conditions, and support multiple filters to be used together.

A) False
B) True

4. In FusionInsigt HD, an application deployed on Tomcat needs to access the HBase service. In this scenario, it is recommended to use a machine-to-machine account.

A) False
B) True

5. In the MapReduce development framework, what is the function of the InputFormat class?

A) Sort and merge the results of the map stage
B) Combine the results of all map stages to get the final result
C) Split the input data into individual splits, and further split the split into <key, value> pairs, which are then used as the input of the map function
D) Combine key-value pairs with the same key value in the result of the map phase

Solutions: