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Questions and Answers
Which mode is the default mode for Hadoop?
Which mode is the default mode for Hadoop?
- Local/ Standalone Mode (correct)
- Pseudo Distributed Mode
- Fully Distributed Mode
- None of the above
What is the difference between Local/ Standalone Mode and Pseudo Distributed Mode?
What is the difference between Local/ Standalone Mode and Pseudo Distributed Mode?
- In Local/ Standalone Mode, all components are configured on different machines while in Pseudo Distributed Mode all components are configured on the same machine.
- In Local/ Standalone Mode, all components are configured on the same machine while in Pseudo Distributed Mode all components are configured on different machines. (correct)
- In Local/ Standalone Mode, all components are running on a separate JVM while in Pseudo Distributed Mode all components are running within the single JVM.
- None of the above
Which components are commonly referred to as the worker nodes in Hadoop?
Which components are commonly referred to as the worker nodes in Hadoop?
- Namenode and Datanode
- TaskTracker and JobTracker (correct)
- Secondary Namenode and TaskTracker
- None of the above
What are the two components of Pig?
What are the two components of Pig?
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What does the Pig Latin compiler do?
What does the Pig Latin compiler do?
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What is Pig Latin?
What is Pig Latin?
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Which interface defines methods for writing and reading state to/from a binary stream in Hadoop?
Which interface defines methods for writing and reading state to/from a binary stream in Hadoop?
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Which method of the Writable interface is used for writing its state to a binary stream in Hadoop?
Which method of the Writable interface is used for writing its state to a binary stream in Hadoop?
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Which method of the Writable interface is used for reading its state from a binary stream in Hadoop?
Which method of the Writable interface is used for reading its state from a binary stream in Hadoop?
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