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Updated: Jul 31, 2026
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Hortonworks Apache-Hadoop-Developer Exam Overview:
| Certification Vendor: | Hortonworks (now part of Cloudera) |
| Exam Name: | Apache Hadoop Developer Exam (Pig and Hive Developer Focus) |
| Exam Number: | Apache-Hadoop-Developer |
| Exam Format: | Multiple Choice, Scenario-based Questions |
| Available Languages: | English |
| Related Certifications: | Hortonworks Certified Apache Hadoop Administrator Cloudera Data Platform certifications |
| Recommended Training: | Cloudera Training Courses Apache Pig Documentation Apache Hive Documentation |
| Exam Registration: | Cloudera Certification Portal |
| Sample Questions: | Hortonworks Apache-Hadoop-Developer Sample Questions |
| Exam Way: | Online proctored exam or authorized test center (varies by provider and time period) |
| Pre Condition: | Basic understanding of Linux, SQL, and distributed computing concepts recommended. |
| Official Syllabus URL: | https://www.cloudera.com/services-and-support/certification.html |
Hortonworks Apache-Hadoop-Developer Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Apache Pig | - Pig execution model
|
| Hadoop Ecosystem Fundamentals | - HDFS Architecture and Data Storage Concepts
|
| Data Processing and Integration | - Hadoop data formats
|
| Apache Hive | - Hive architecture
|
Hortonworks Hadoop 2.0 Certification exam for Pig and Hive Developer Sample Questions:
1. A NameNode in Hadoop 2.0 manages ______________.
A) A single namespace
B) An arbitrary number of namespaces
C) No namespaces
D) Two namespaces: an active namespace and a backup namespace
2. Which one of the following statements describes the relationship between the NodeManager and the ApplicationMaster?
A) The ApplicationMaster starts the NodeManager in a Container
B) The NodeManager requests resources from the ApplicationMaster
C) The NodeManager creates an instance of the ApplicationMaster
D) The ApplicationMaster starts the NodeManager outside of a Container
3. Table metadata in Hive is:
A) Stored along with the data in HDFS.
B) Stored as metadata on the NameNode.
C) Stored in the Metastore.
D) Stored in ZooKeeper.
4. In a large MapReduce job with m mappers and n reducers, how many distinct copy
operations will there be in the sort/shuffle phase?
A) m+n (i.e., m plus n)
B) mXn (i.e., m multiplied by n)
C) m
D) n
E) mn (i.e., m to the power of n)
5. Which best describes what the map method accepts and emits?
A) It accepts a single key-value pair as input and emits a single key and list of corresponding values as output.
B) It accepts a single key-value pairs as input and can emit any number of key-value pair as output, including zero.
C) It accepts a single key-value pairs as input and can emit only one key-value pair as output.
D) It accepts a list key-value pairs as input and can emit only one key-value pair as output.
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C | Question # 3 Answer: C | Question # 4 Answer: B | Question # 5 Answer: B |
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