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Huawei H13-723 Exam Syllabus Topics:

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

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

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

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

A) 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
B) Combine the results of all map stages to get the final result
C) Combine key-value pairs with the same key value in the result of the map phase
D) Sort and merge the results of the map stage

3. On the client of FusionInsight HD, execute the kinit {account} command to get what item of KDC?

A) TGT
B) jaas.conf
C) Krb5.conf
D) ST

4. In FusionInsight HD, regarding Oozie's job operation commands, which of the following descriptions are correct? (multiple choice)

A) The run command can make the job status RUNNING
B) The submit command can change the status of the job to PREP
C) The kill command can be used on jobs in PREP/SUSPEND/RUNNING status
D) The start command can make the job in the PREP state become RUNNING

5. In FusionInsight HD, when using Streaming's ACK mechanism, which of the following statements are correct? (multiple choice)

A) Acker will mark the processing timeout or processing failure message as fail.
B) After Acker is enabled, Streaming will identify the Tuple that failed to be sent and automatically resend it without human intervention.
C) Starting from the spout, the failure of any link in the formed Tuple tree will mark the entire tree as a failure.
D) The application needs to implement message retransmission logic in the fail() interface method of spout.

Solutions: