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Oracle 1z0-448 Oracle Data Integrator 12cEssentials Exam Practice Test

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Total 79 questions

Oracle Data Integrator 12cEssentials Questions and Answers

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Question 1

Which statement is correct about choosing the join order in an ODI Mapping when defining a join? (Choose the best answer.)

Options:

A.

This option is inherited from reverse engineering.

B.

This option is always available.

C.

You can never make this choice.

D.

This option may be available only if the underlying technology supports it.

Question 2

If multiple changes occur on the source system but have not yet been processed by ODI, the J$ table contains entries for each change for the records sharing the same PK.

What happens at run time when a Mapping gets executed? (Choose the best answer.)

Options:

A.

All distinct entries are processed.

B.

Only the latest entry is processed based on theJRN_DATEfield.

C.

Only the first entry is processed based on theJRN_DATEfield.

D.

A PK violation occurs due to the duplicated entries and the entries are inserted in the E$ table.

Question 3

Which two statements are true about using ODI and Oracle GoldenGate together? (Choose two.)

Options:

A.

Oracle GoldenGate primarily performs aggregations for ODI.

B.

Oracle GoldenGate and ODI are used together primarily for running weekly batch jobs.

C.

Oracle GoldenGate provides non-invasive changed data capture capabilities to ODI.

D.

ODI starts and stops Oracle GoldenGate processes automatically during a Mapping execution.

E.

ODI and Oracle GoldenGate enable real-time business intelligence.

Question 4

You are designing a package in which you want a certain step to not appear in the ODI logs. How do you accomplish this? (Choose the best answer.)

Options:

A.

Right-click the step in Package Editor and select the No Logging menu item.

B.

Modify Operator Navigator settings to disable that step from being displayed.

C.

In Package Editor, click the step, go to the Advanced tab, and set Log Steps in the journal to Never.

D.

Periodically schedule a scenario that usesOdiPurgeLogto remove that step from the ODI logs.

Question 5

Identify two implementation strategies of changed data capture provided through ODI Knowledge Modules. (Choose two.)

Options:

A.

extracting source data to flat files

B.

triggers

C.

Oracle GoldenGate

D.

before-and-after database image comparison

Question 6

You are designing a load plan in which you must run Mappings A and B one after the other while running Mapping C at the same time. Which option represents the steps to accomplish this? (Choose the best answer.)

Options:

A.

Add a parallel step, add three serial steps underneath it, then addAto the first parallel step, B to the second one, and C to the last one.

B.

Create a scenario from the variable and add the scenario to the load plan to create a case step.

C.

Add a parallel step, add two parallel steps underneath it, then add A and B tooneparallel step, and C to the other.

D.

Add a parallel step, add two serial steps underneath it, then add A and B to one serial step, and C to the other.

Question 7

You create two mappings that both use the same changed data and run at different times. One runs every 15 minutes and the other runs once every day.

What must you do to ensure that the Mapping that gets executed more often does not consume the changed data required by the other Mapping? (Choose the best answer.)

Options:

A.

Use Consistent CDC, do not perform a purge of the journal data when the first Mapping gets executed, and manually change theJRN_SUBSCRIBERcolumn in the correspondingJ$table to keep the changed data present for the second Mapping.

B.

Create a third mapping to copy the changed data to a staging table, which is used as the source of the second Mapping.

C.

Duplicate the source data store for each Mapping.

D.

Create two distinct subscribers for each Mapping.

Question 8

You need to reverse engineer a flat file that contains multiple record formats. How must you proceed? (Choose the best answer.)

Options:

A.

Create a Data Server by using the File technology and specify the various record formats while reverse engineering the file.

B.

Create a Data Server by using the XML technology, create annXSDfile by using the Native Format Builder, and then reverse engineer it in a Model.

C.

Create a Data Server by using theFile technology, create annXSDfile by using the Native Format Builder, and then reverse engineer it in a Model.

D.

Create a Data Server by using the Complex File technology, create annXSDfile by using the NativeFormat Builder, and then reverse engineer it in aModel.

Question 9

Identify the ODI tool used to write content into a file in a package. (Choose the best answer.)

Options:

A.

OdiOutFile

B.

OdiFileCopy

C.

OdiFileMove

D.

OdiInFile

Question 10

Identify two benefits that are unique to ODI JEE Agents. (Choose two.)

Options:

A.

high availability

B.

minimal footprint

C.

access to WebLogic connection pools

D.

management in Enterprise Manager Cloud Control

Question 11

You are setting up the topology for an infrastructure with three different environments: Dev, QA, and Prod. How must you create Logical Schemas? (Choose the best answer.)

Options:

A.

Create one Logical Schema per Physical Schema.

B.

Create one Logical Schema per Physical Schema that stores the same type of data.

C.

Create one Logical Schema per Data Server.

D.

Create one Logical Schema per Context.

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Total 79 questions