Exam Name: Hadoop 2.0 Certification exam for Pig and Hive Developer
Certification Provider: Hortonworks
Corresponding Certification: HCAHD
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Updated: Sep 09, 2026
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Hortonworks Apache-Hadoop-Developer Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Data Processing | - End-to-end Hadoop workflows
|
| Topic 2: Data Transformation with Pig | - Pig Latin programming
|
| Topic 3: Data Analysis with Hive | - Hive query development
|
| Topic 4: Data Ingestion | - Import data into Hadoop
|
Hortonworks Hadoop 2.0 Certification exam for Pig and Hive Developer Sample Questions:
MapReduce v2 (MRv2/YARN) is designed to address which two issues?
- A. Reduce complexity of the MapReduce APIs.
- B. Ability to run frameworks other than MapReduce, such as MPI.
- C. HDFS latency.
- D. Single point of failure in the NameNode.
- E. Standardize on a single MapReduce API.
- F. Resource pressure on the JobTracker.
Correct Answer: D,F 🗳️
Consider the following two relations, A and B.
Which Pig statement combines A by its first field and B by its second field?
- A. C = JOIN A SO, B $1;
- B. C = JOIN A a1, B b2;
- C. C = DOIN B BY a1, A by b2;
- D. C = JOIN A by al, B by b2;
Correct Answer: D 🗳️
Which one of the following classes would a Pig command use to store data in a table defined in HCatalog?
- A. org.apache.hcatalog.pig.HCatStorer
- B. org.apache.hcatalog.pig.HCatOutputFormat
- C. No special class is needed for a Pig script to store data in an HCatalog table
- D. Pig scripts cannot use an HCatalog table
Correct Answer: A 🗳️
Which one of the following statements is FALSE regarding the communication between DataNodes and a federation of NameNodes in Hadoop 2.0?
- A. DataNodes send periodic block reports to all the NameNodes.
- B. Each DataNode registers with all the NameNodes.
- C. DataNodes send periodic heartbeats to all the NameNodes.
- D. Each DataNode receives commands from one designated master NameNode.
Correct Answer: D 🗳️
In a MapReduce job with 500 map tasks, how many map task attempts will there be?
- A. Between 500 and 1000.
- B. Exactly 500.
- C. At least 500.
- D. At most 500.
- E. It depends on the number of reduces in the job.
Correct Answer: C 🗳️
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