Kvizo pri la Skribebla Interfaco en la Hadoopa org

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Which interface is imported in the given Java code?

java.io.DataInput

java.io.IOException

java.io.DataOutput

org.apache.hadoop.io.Writable (correct)

What is the purpose of the 'Writable' interface?

To write data to a file

To serialize and deserialize data (correct)

To read data from a file

To compress data

What exceptions may be thrown by the methods in the 'Writable' interface?

java.lang.ClassNotFoundException

java.lang.IllegalArgumentException

java.io.IOException (correct)

java.lang.NullPointerException

Which compression types are available for the PARQUET format when configuring the fq-import-remote-conf.xml template?

Snappy, gzip, uncompressed Signup and view all the answers

What is the default compression type used for Hadoop formats when the fq.output.compressed parameter is set to false or left empty?

The default compression type specified on Hadoop for the selected format Signup and view all the answers

What is the purpose of the fq.data.format property in the fq-import-remote-conf.xml template?

To set the data format for the imported data Signup and view all the answers

If you want to select the SEQUENCEFILE format, you need to specify the exact class name of the codec which is available on the ______ system.

Hadoop Signup and view all the answers

To use compression with the AVRO format, you can select either snappy or ______ as the compression type.

deflate Signup and view all the answers

The fq.output.compressed parameter should be set to 'false' or left ______ to use the default compression type for the selected format in Hadoop.

empty Signup and view all the answers

Should the fq.data.format property in the fq-import-remote-conf.xml template be set to one of the specified options?

True Signup and view all the answers

Is mixed mode of transfer supported when using Hadoop formats?

False Signup and view all the answers

Can the default compression type be used for Hadoop formats when the fq.output.compressed parameter is set to false or left empty?

True Signup and view all the answers

Is it possible to use compression with the ORC format?

True Signup and view all the answers

Is it necessary to specify the exact class name of the codec when using the RCFILE format?

True Signup and view all the answers

Can mixed mode of transfer be used when working with Hadoop formats?

False Signup and view all the answers

Kvizo pri la Skribebla Interfaco en la Hadoopa org

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Questions and Answers

Which interface is imported in the given Java code?

What is the purpose of the 'Writable' interface?

What exceptions may be thrown by the methods in the 'Writable' interface?

Which compression types are available for the PARQUET format when configuring the fq-import-remote-conf.xml template?

What is the default compression type used for Hadoop formats when the fq.output.compressed parameter is set to false or left empty?

What is the purpose of the fq.data.format property in the fq-import-remote-conf.xml template?

If you want to select the SEQUENCEFILE format, you need to specify the exact class name of the codec which is available on the ______ system.

To use compression with the AVRO format, you can select either snappy or ______ as the compression type.

The fq.output.compressed parameter should be set to 'false' or left ______ to use the default compression type for the selected format in Hadoop.

Should the fq.data.format property in the fq-import-remote-conf.xml template be set to one of the specified options?

Is mixed mode of transfer supported when using Hadoop formats?

Can the default compression type be used for Hadoop formats when the fq.output.compressed parameter is set to false or left empty?

Is it possible to use compression with the ORC format?

Is it necessary to specify the exact class name of the codec when using the RCFILE format?

Can mixed mode of transfer be used when working with Hadoop formats?

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