The JobTracker pushes work out to available _______ nodes in the cluster, striving to keep the work as close to the data as possible.

Hadoop - Quiz(MCQ)

TaskTracker

DataNodes

ActionNodes

All of the above

Correct Answer : DataNodes

Explanation : A heartbeat is sent from the TaskTracker to the JobTracker every few minutes to check its status whether the node is dead or alive.

Recently Updated in Hadoop Questions

InfoSphere ___________ provides you with the ability to flexibly meet your unique information integration requirements.

Info Server

Information Server

Data Server

All of the above

Correct Answer : Information Server

Explanation : IBM InfoSphere Information Server is a market-leading data integration platform which includes a family of products that enable you to understand, cleanse, monitor, transform, and deliver data.

________ is used for processing complex transactions and messages.

MVS Edition

Server Edition

Correct Answer : TX

Explanation : MVS Edition developed on a Windows or Unix/Linux platform and transferred to the mainframe as compiled mainframe jobs.

__________ is a name given to the version of DataStage that had a parallel processing architecture and parallel ETL jobs.

MVS Edition

Server Edition

Enterprise Edition

Correct Answer : Enterprise Edition

Explanation : DataStage 5 added Sequence Jobs and DataStage 6 added Parallel Jobs via Enterprise Edition.

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Machine Learning

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