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1z0-448 – Oracle Data Integrator 12c Essentials

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Showing 4–6 of 10 questions

Question 4

Identify two constraints that can be used to ensure uniqueness in ODI. (Choose two.)

Select all that apply, then click Submit answer.

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    conditions
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    foreign keys
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    primary keys
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    alternate keys
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    not null
Question 5

Which two statements are true about big data support in ODI? (Choose two.)

Select all that apply, then click Submit answer.

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    ODI uses its own transformation engine to process data in a Hadoop cluster.
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    ODI performs data transformations inside a Hadoop cluster.
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    ODI must perform data transformations outside Hadoop in an Oracle database.
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    ODI allows moving data in and out of a Hadoop cluster.
Question 6

You are designing a Mapping. How are target and source tables defined? (Choose the best answer.)

Select an option, then click Submit answer.

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    Their definition is imported with a reverse-engineering process directly from databases and other sources, but you must manually define all keys and constraints existing on the database.
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    Their definition is imported with a reverse-engineering process directly from databases and other sources.
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    For every load the definition of the tables used, their columns and constraints must be manually built.
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    An external engine must be run to describe what metadata is needed for a Mapping.