Apache PIG Quiz – Apache PIG Multiple Choice Questions and Answers

Apache PIG Quiz – Apache PIG Multiple Choice Questions and Answers: Here is an interesting article for you. Here, we have incorporated all the Apache PIG Multiple Choice Questions and Answers that are asked by Interview Experts in various exams/ interviews. Students can easily practice the Apache PIG MCQ Quiz as they are provided in Objective Type. So, we advise all the students to take and exercise the Apache PIG Online Practice Test to improve their skills and to know more other exciting details about the concepts.

Apache PIG Quiz – Apache PIG Multiple Choice Questions and Answers

Quiz Name	Apache PIG
Exam Type	MCQ (Multiple Choice Questions)
Category	Technical Quiz
Mode of Quiz	Online

Prepare with Frequently Asked Apache PIG MCQ Questions | Apache PIG Online Practice Test

1. What is Apache Pig?

a) A database management system
b) A data processing platform
c) A distributed file system
d) A web server

Answer: b) A data processing platform

Explanation: Apache Pig is a high-level platform for creating MapReduce programs used to process large datasets.

2. What language is used in Apache Pig?

a) Python
b) Java
c) Perl
d) Pig Latin

Answer: d) Pig Latin

Explanation: Pig Latin is the language used in Apache Pig for expressing data processing workflows.

3. Which of the following statements is true about Apache Pig?

a) It is an alternative to Hadoop
b) It can only process structured data
c) It supports multiple programming languages
d) It is not scalable

Answer: c) It supports multiple programming languages

Explanation: Apache Pig supports multiple programming languages such as Pig Latin, Python, and Java.

4. What is the main advantage of using Apache Pig?

a) Faster data processing
b) Easier programming
c) Reduced data storage requirements
d) Better security

Answer: b) Easier programming

Explanation: Apache Pig provides a simpler programming model for processing large datasets, making it easier to write data processing workflows.

5. What is the function of the Pig Latin statement “GROUP”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Joins two datasets
d) Performs a cross-product of two datasets

Answer: a) Groups data based on a specified key

Explanation: The “GROUP” statement in Pig Latin groups data based on a specified key, allowing for aggregation and analysis.

6. What is the function of the Pig Latin statement “FILTER”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Filters data based on a specified condition
d) Performs a cross-product of two datasets

Answer: c) Filters data based on a specified condition

Explanation: The “FILTER” statement in Pig Latin filters data based on a specified condition, allowing for data subset selection.

7. What is the function of the Pig Latin statement “FOREACH”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Applies a transformation to each record
d) Performs a cross-product of two datasets

Answer: c) Applies a transformation to each record

Explanation: The “FOREACH” statement in Pig Latin applies a transformation to each record in a dataset, allowing for data cleaning and transformation.

8. What is the function of the Pig Latin statement “JOIN”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Joins two datasets based on a common key
d) Performs a cross-product of two datasets

Answer: c) Joins two datasets based on a common key

Explanation: The “JOIN” statement in Pig Latin joins two datasets based on a common key, allowing for data integration.

9. What is the function of the Pig Latin statement “ORDER”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Filters data based on a specified condition
d) Performs a cross-product of two datasets

Answer: b) Sorts data in ascending order

Explanation: The “ORDER” statement in Pig Latin sorts data in ascending order based on a specified key.

10. What is the function of the Pig Latin statement “LIMIT”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Filters data based on a specified condition
d) Limits the number of records returned

Answer: d) Limits the number of records returned

Explanation: The “LIMIT” statement in Pig Latin limits the number of records returned from a dataset.

11. Which of the following statements is true about Pig Latin scripts?

a) They can be executed only on a single node
b) They must be written in Java
c) They can be run on a cluster of nodes
d) They require a web interface to execute

Answer: c) They can be run on a cluster of nodes

Explanation: Pig Latin scripts can be run on a cluster of nodes, allowing for distributed data processing.

12. What is the name of the component in Apache Pig that translates Pig Latin scripts into MapReduce jobs?

a) Pig Compiler
b) Pig Executor
c) Pig Runner
d) Pig Transformer

Answer: a) Pig Compiler

Explanation: The Pig Compiler component in Apache Pig translates Pig Latin scripts into MapReduce jobs.

13. Which of the following statements is true about Pig Latin UDFs (User-Defined Functions)?

a) They can only be written in Java
b) They can be written in multiple programming languages
c) They are not allowed in Pig Latin scripts
d) They are pre-built functions provided by Pig

Answer: b) They can be written in multiple programming languages

Explanation: Pig Latin UDFs can be written in multiple programming languages such as Java, Python, and JavaScript.

14. What is the function of the Pig Latin statement “DESCRIBE”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Provides metadata about a dataset
d) Performs a cross-product of two datasets

Answer: c) Provides metadata about a dataset

Explanation: The “DESCRIBE” statement in Pig Latin provides metadata about a dataset, including schema information and data types.

15. Which of the following statements is true about Apache Pig Latin schemas?

a) They cannot be defined by the user
b) They must be defined using JSON
c) They are optional
d) They must be defined for all datasets

Answer: c) They are optional

Explanation: Schemas in Apache Pig Latin are optional and can be defined by the user if necessary.

16. What is the function of the Pig Latin statement “EXPLAIN”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Provides a detailed explanation of the execution plan for a Pig Latin script
d) Performs a cross-product of two datasets

Answer: c) Provides a detailed explanation of the execution plan for a Pig Latin script

Explanation: The “EXPLAIN” statement in Pig Latin provides a detailed explanation of the execution plan for a Pig Latin script.

17. Which of the following statements is true about Pig Latin LOAD statements?

a) They are not required for reading data into Pig
b) They are used to write data to a file
c) They must be written in Java
d) They specify the location and format of the input data

Answer: d) They specify the location and format of the input data

Explanation: Pig Latin LOAD statements specify the location and format of the input data to be read into Pig.

18. What is the function of the Pig Latin statement “STORE”?

a) Groups data based on a specified key
b) Sorts data in ascending order
c) Writes data to a file
d) Performs a cross-product of two datasets

Answer: c) Writes data to a file

Explanation: The “STORE” statement in Pig Latin writes the output data to a file.

19. Which of the following Pig Latin statements is used to group data based on a specified key?

a) GROUP BY
b) SORT BY
c) LIMIT
d) FOREACH

Answer: a) GROUP BY

Explanation: The “GROUP BY” statement in Pig Latin is used to group data based on a specified key.

20. Which of the following Pig Latin statements is used to sort data in ascending order?

a) GROUP BY
b) SORT BY
c) LIMIT
d) FOREACH

Answer: b) SORT BY

Explanation: The “SORT BY” statement in Pig Latin is used to sort data in ascending order.

21. Which of the following Pig Latin statements is used to filter data based on a specified condition?

a) GROUP BY
b) SORT BY
c) LIMIT
d) FILTER

Answer: d) FILTER

Explanation: The “FILTER” statement in Pig Latin is used to filter data based on a specified condition.

22. Which of the following Pig Latin statements is used to join two datasets?

a) JOIN
b) UNION
c) CROSS
d) MERGE

Answer: a) JOIN

Explanation: The “JOIN” statement in Pig Latin is used to join two datasets.

23. Which of the following Pig Latin statements is used to combine two datasets?

a) JOIN
b) UNION
c) CROSS
d) MERGE

Answer: b) UNION

Explanation: The “UNION” statement in Pig Latin is used to combine two datasets.

24. Which of the following Pig Latin statements is used to perform a cross-product of two datasets?

a) JOIN
b) UNION
c) CROSS
d) MERGE

Answer: c) CROSS

Explanation: The “CROSS” statement in Pig Latin is used to perform a cross-product of two datasets.

25. Which of the following Pig Latin statements is used to apply a function to each record in a dataset?

a) GROUP BY
b) SORT BY
c) LIMIT
d) FOREACH

Answer: d) FOREACH

Explanation: The “FOREACH” statement in Pig Latin is used to apply a function to each record in a dataset.

26. Which of the following Pig Latin statements is used to aggregate data based on a specified key?

a) GROUP BY
b) SORT BY
c) LIMIT
d) FOREACH

Answer: a) GROUP BY

Explanation: The “GROUP BY” statement in Pig Latin is used to aggregate data based on a specified key.

27. Which of the following Pig Latin statements is used to compute the sum of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: a) SUM

Explanation: The “SUM” statement in Pig Latin is used to compute the sum of a specified column.

28. Which of the following Pig Latin statements is used to compute the average of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: b) AVG

Explanation: The “AVG” statement in Pig Latin is used to compute the average of a specified column.

29. Which of the following Pig Latin statements is used to compute the maximum value of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: c) MAX

Explanation: The “MAX” statement in Pig Latin is used to compute the maximum value of a specified column.

30. Which of the following Pig Latin statements is used to compute the minimum value of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: d) MIN

Explanation: The “MIN” statement in Pig Latin is used to compute the minimum value of a specified column.

31. Which of the following Pig Latin statements is used to load data from a Hadoop Distributed File System (HDFS)?

a) LOAD
b) STORE
c) DUMP
d) FILTER

Answer: a) LOAD

Explanation: The “LOAD” statement in Pig Latin is used to load data from a Hadoop Distributed File System (HDFS).

32. Which of the following Pig Latin statements is used to store data in a Hadoop Distributed File System (HDFS)?

a) LOAD
b) STORE
c) DUMP
d) FILTER

Answer: b) STORE

Explanation: The “STORE” statement in Pig Latin is used to store data in a Hadoop Distributed File System (HDFS).

33. Which of the following Pig Latin statements is used to display data on the console?

a) LOAD
b) STORE
c) DUMP
d) FILTER

Answer: c) DUMP

Explanation: The “DUMP” statement in Pig Latin is used to display data on the console.

34. Which of the following Pig Latin statements is used to remove duplicate records from a dataset?

a) DISTINCT
b) GROUP BY
c) SORT BY
d) LIMIT

Answer: a) DISTINCT

Explanation: The “DISTINCT” statement in Pig Latin is used to remove duplicate records from a dataset.

35. Which of the following Pig Latin statements is used to limit the number of records in a dataset?

a) DISTINCT
b) GROUP BY
c) SORT BY
d) LIMIT

Answer: d) LIMIT

Explanation: The “LIMIT” statement in Pig Latin is used to limit the number of records in a dataset.

36. Which of the following Pig Latin statements is used to split a dataset into multiple datasets based on a specified condition?

a) SPLIT
b) JOIN
c) UNION
d) CROSS

Answer: a) SPLIT

Explanation: The “SPLIT” statement in Pig Latin is used to split a dataset into multiple datasets based on a specified condition.

37. Which of the following Pig Latin statements is used to define a user-defined function?

a) DEFINE
b) REGISTER
c) LOAD
d) STORE

Answer: a) DEFINE

Explanation: The “DEFINE” statement in Pig Latin is used to define a user-defined function.

38. Which of the following Pig Latin statements is used to register a user-defined function?

a) DEFINE
b) REGISTER
c) LOAD
d) STORE

Answer: b) REGISTER

Explanation: The “REGISTER” statement in Pig Latin is used to register a user-defined function.

39. Which of the following Pig Latin statements is used to load a user-defined function?

a) DEFINE
b) REGISTER
c) LOAD
d) STORE

Answer: c) LOAD

Explanation: The “LOAD” statement in Pig Latin is used to load a user-defined function.

40. Which of the following Pig Latin statements is used to store a user-defined function?

a) DEFINE
b) REGISTER
c) LOAD
d) STORE

Answer: d) STORE

Explanation: The “STORE” statement in Pig Latin is used to store data to a file.

41. Which of the following Pig Latin statements is used to perform a left outer join?

a) JOIN
b) COGROUP
c) CROSS
d) UNION

Answer: b) COGROUP

Explanation: The “COGROUP” statement in Pig Latin is used to perform a left outer join.

42. Which of the following Pig Latin statements is used to perform a right outer join?

a) JOIN
b) COGROUP
c) CROSS
d) UNION

Answer: b) COGROUP

Explanation: The “COGROUP” statement in Pig Latin is used to perform a right outer join.

43. Which of the following Pig Latin statements is used to perform a full outer join?

a) JOIN
b) COGROUP
c) CROSS
d) UNION

Answer: b) COGROUP

Explanation: The “COGROUP” statement in Pig Latin is used to perform a full outer join.

44. Which of the following Pig Latin statements is used to perform a self-join?

a) JOIN
b) COGROUP
c) CROSS
d) UNION

Answer: a) JOIN

Explanation: The “JOIN” statement in Pig Latin is used to join a dataset with itself.

45. Which of the following Pig Latin statements is used to filter out records that do not match a specified condition?

a) DISTINCT
b) GROUP BY
c) FILTER
d) LIMIT

Answer: c) FILTER

Explanation: The “FILTER” statement in Pig Latin is used to filter out records that do not match a specified condition.

46. Which of the following Pig Latin statements is used to sort a dataset based on a specified column?

a) DISTINCT
b) GROUP BY
c) SORT BY
d) LIMIT

Answer: c) SORT BY

Explanation: The “SORT BY” statement in Pig Latin is used to sort a dataset based on a specified column.

47. Which of the following Pig Latin statements is used to group a dataset based on a specified column?

a) DISTINCT
b) GROUP BY
c) SORT BY
d) LIMIT

Answer: b) GROUP BY

Explanation: The “GROUP BY” statement in Pig Latin is used to group a dataset based on a specified column.

48. Which of the following Pig Latin statements is used to generate a new dataset by combining two or more datasets?

a) JOIN
b) COGROUP
c) CROSS
d) UNION

Answer: d) UNION

Explanation: The “UNION” statement in Pig Latin is used to generate a new dataset by combining two or more datasets.

49. Which of the following Pig Latin statements is used to calculate the average value of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: b) AVG

Explanation: The “AVG” statement in Pig Latin is used to calculate the average value of a specified column.

50. Which of the following Pig Latin statements is used to calculate the total sum of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: a) SUM

Explanation: The “SUM” statement in Pig Latin is used to calculate the total sum of a specified column.

51. Which of the following Pig Latin statements is used to calculate the maximum value of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: c) MAX

Explanation: The “MAX” statement in Pig Latin is used to calculate the maximum value of a specified column.

52. Which of the following Pig Latin statements is used to calculate the minimum value of a specified column?

a) SUM
b) AVG
c) MAX
d) MIN

Answer: d) MIN

Explanation: The “MIN” statement in Pig Latin is used to calculate the minimum value of a specified column.

53. Which of the following Pig Latin statements is used to flatten a nested column in a dataset?

a) FLATTEN
b) NEST
c) GROUP
d) ORDER

Answer: a) FLATTEN

Explanation: The “FLATTEN” statement in Pig Latin is used to flatten a nested column in a dataset.

54. Which of the following Pig Latin statements is used to generate a schema for a dataset?

a) DESCRIBE
b) ILLUSTRATE
c) DUMP
d) EXPLAIN

Answer: a) DESCRIBE

Explanation: The “DESCRIBE” statement in Pig Latin is used to generate a schema for a dataset.

55. Which of the following Pig Latin statements is used to visualize a sample of a dataset?

a) DESCRIBE
b) ILLUSTRATE
c) DUMP
d) EXPLAIN

Answer: b) ILLUSTRATE

Explanation: The “ILLUSTRATE” statement in Pig Latin is used to visualize a sample of a dataset.

56. Which of the following Pig Latin statements is used to output the contents of a dataset to the console?

a) DESCRIBE
b) ILLUSTRATE
c) DUMP
d) EXPLAIN

Answer: c) DUMP

Explanation: The “DUMP” statement in Pig Latin is used to output the contents of a dataset to the console.

57. Which of the following Pig Latin statements is used to display the logical execution plan for a Pig Latin script?

a) DESCRIBE
b) ILLUSTRATE
c) DUMP
d) EXPLAIN

Answer: d) EXPLAIN

Explanation: The “EXPLAIN” statement in Pig Latin is used to display the logical execution plan for a Pig Latin script.

58. Which of the following Pig Latin statements is used to store the result of a Pig Latin script to a file system?

a) STORE
b) SAVE
c) OUTPUT
d) WRITE

Answer: a) STORE

Explanation: The “STORE” statement in Pig Latin is used to store the result of a Pig Latin script to a file system.

59. Which of the following Pig Latin statements is used to load a dataset from a file system?

a) LOAD
b) INPUT
c) GET
d) FETCH

Answer: a) LOAD

Explanation: The “LOAD” statement in Pig Latin is used to load a dataset from a file system.

60. Which of the following Pig Latin statements is used to specify the format of the data being loaded?

a) FORMAT
b) TYPE
c) SCHEMA
d) USING

Answer: d) USING

Explanation: The “USING” keyword is used in Pig Latin to specify the format of the data being loaded.

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