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WithoutBook LIVE Mock Interviews Informatica Related interview subjects: 13

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Ques 5

What is the purpose of the Aggregator transformation?

The Aggregator transformation in Informatica is used to perform aggregate calculations such as sum, average, minimum, maximum, etc., on groups of data.
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Ques 10

Explain the concept of a Parameter File in Informatica.

A Parameter File in Informatica is a text file that contains parameter values used to replace placeholders in session and workflow properties at runtime.
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Ques 12

How can you create a reusable session in Informatica?

A reusable session in Informatica can be created by defining the session as reusable in the session properties and saving it to the repository for use in multiple workflows.
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Ques 14

Explain the concept of a Joiner transformation.

A Joiner transformation in Informatica is used to combine rows from two heterogeneous sources based on a common column, similar to an SQL join operation.
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