Point out the wrong statement.
A. Cassandra supplies linear scalability, meaning that capacity may be easily added simply by adding new nodes online
B. Cassandra 2.0 included major enhancements to CQL, security, and performance
C. CQL for Cassandra 2.0.6 adds several important features including batching of conditional updates, static columns, and increased control over slicing of clustering columns
D. None of the Mentioned
Answer: Option D
This Question Belongs to Hadoop >> Data Ingestion With Sqoop And Flume
What is the primary purpose of Sqoop in Hadoop?
A. Import and export data between Hadoop and relational databases
B. Perform data analytics in Hadoop
C. Manage computation resources
D. Execute MapReduce jobs
In Sqoop, what does the term "Import" refer to?
A. Manage computation resources
B. Execute MapReduce jobs
C. Transfer data from Hadoop to a relational database
D. Transfer data from a relational database to Hadoop
What is the role of Sqoop connectors in the data import/export process?
A. Define the structure of the data
B. Manage computation resources
C. Transfer data between Hadoop and relational databases
D. Execute MapReduce jobs
In Sqoop, what does the term "Free-form query import" refer to?
A. Transfer data from Hadoop to a relational database
B. Import data based on a user-defined SQL query
C. Transfer data from a relational database to Hadoop
D. None of the above
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