Hortonworks Apache-Hadoop-Developer Questions & Answers - in .pdf
- Total Q&A: 110
- Update: May 27, 2026
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- Vendor: Hortonworks
- Exam Code: Apache-Hadoop-Developer
- Exam Name: Hadoop 2.0 Certification exam for Pig and Hive Developer
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Hortonworks Hadoop 2.0 Certification exam for Pig and Hive Developer Sample Questions:
1. Examine the following Hive statements:
Assuming the statements above execute successfully, which one of the following statements is true?
A) The output of each reducer is only the age column
B) The SORT BY command causes only one reducer to be used
C) The output is guaranteed to be a single file with all the data sorted by age
D) Each reducer generates a file sorted by age
2. Which one of the following statements regarding the components of YARN is FALSE?
A) A Container executes a specific task as assigned by the ApplicationMaster
B) The ResourceManager is responsible for scheduling and allocating resources
C) A client application submits a YARW job to the ResourceManager
D) The ResourceManager monitors and restarts any failed Containers
3. 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) n
B) m
C) mn (i.e., m to the power of n)
D) mXn (i.e., m multiplied by n)
E) m+n (i.e., m plus n)
4. Review the following 'data' file and Pig code.
Which one of the following statements is true?
A) The Output Of the DUMP D command IS (M,{(M,62.95102),(M,38,95111)})
B) The code does not execute successfully because D is not a valid relation
C) The output of the dump d command is (M, {(38,95in),(62,95i02)})
D) The code executes successfully but there is not output because the D relation is empty
5. In a MapReduce job with 500 map tasks, how many map task attempts will there be?
A) Exactly 500.
B) Between 500 and 1000.
C) It depends on the number of reduces in the job.
D) At most 500.
E) At least 500.
Solutions:
Question # 1
Answer: D | Question # 2
Answer: D | Question # 3
Answer: D | Question # 4
Answer: A | Question # 5
Answer: E |
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