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Huawei HCIA-Big Data(Huawei Certified ICT Associate-Big Data) Sample Questions:

1. Spark divides the stages according to the dependencies of RDDs. The scheduler starts from the end of the DAG graph and traverses the entire dependency chain in reverse. When it encounters narrow dependencies, it disconnects, and when it encounters wide dependencies, it adds them to the current stage.

A) True
B) False

2. Assuming that the amount of data is about 200GB, and the maximum capacity of shards is limited to 30GB, what is the maximum number of shards that should be designed?

A) 7 or 8
B) 9 or 10
C) 5 or 6
D) 3 or 4

3. Which of the following services provided by Zookeeper does Streaming implement event listening?

A) ACK
B) Distributed detection mechanism
C) Watcher
D) Checkpoint

4. The flume architecture shown in the figure below is mainly used to import data from outside the cluster into the cluster.

A) True
B) False

5. When planning and deploying a Fusionlnsight cluster, it is recommended to deploy _ ___ management nodes, at least ____ control nodes, and at least _____ data nodes.

A) 2, 3, 1
B) 1, 2, 2
C) 1, 3, 2
D) 2, 3, 3

Solutions: