In ___________ mode, the NameNode will interactively prompt you at the command line about possible courses of action you can take to recover your data. - Hadoop Quiz

Hadoop - Quiz(MCQ)

In ___________ mode, the NameNode will interactively prompt you at the command line about possible courses of action you can take to recover your data.

A)

full

B)

partial

C)

commit

D)

recovery

Correct Answer : recovery

Explanation : Recovery mode can cause you to lose data, you should always backup your edit log and fsimage before using it.

Recently Updated in Hadoop Questions

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

A)

Info Server

B)

Information Server

C)

Data Server

D)

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.

A)

TX

B)

PX

C)

MVS Edition

D)

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.

A)

TX

B)

MVS Edition

C)

Server Edition

D)

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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