INFORMATICA
Informatica Mastery Quiz
Test your knowledge and skills in Informatica with our comprehensive quiz! Whether you're a seasoned professional or a novice looking to enhance your understanding, this quiz covers essential concepts and practices to help you succeed.
- 10 challenging multiple choice questions
- Covers a range of topics from data transformation to source management
- Increase your confidence by taking this self-assessment
How to avoid duplicate records to be loaded into target?
Select Distinct option checked in the properties of any transformation.
We cannot avoid duplicate records.
By changing the query in the transformation.
Option 1 & 3
How do you make sure that data is populated properly into target table from source?
Step 1: Check the status of the workflow. Step 2: Check the session and workflow logs. Step 3: Check if there are no rejected rows from source. Step 4: Validate the data in database by writing query used in Informatica
We cannot validate once data is been loaded into target from source.
What is a Surrogate key and why do you need it?
Surrogate Key is used to maintain history of records of a user to fetch the record uniquely from the data warehouse having primary key already.
Same as primary key
Same as foreign key
Can you extract data from heterogeneous sources and build transformation?
True
False
What is a Source to Target mapping document?
The document which contains all the business rules and transformation implementations of the logic.
It defines the flow of data from sources to targets
Both of the above
Mapplet is a reusable object which contains transformations in it. We can use the mapplet in any mapping we want to implement that set of transformations.
True.
False
What is a source qualifier transformation and how can you change it from default mode?
We cannot change a source qualifier from the default mode
Source qualifier transformation is the default transformation we get in Informatica attached to any source. We can change it by deleting it from the mapping and then selecting the sources to be connected to a single source qualifier
What are the types of groups in router transformation?
Input ports
User defined output groups
Default output group
All of the above
What are the types of data stored in Repository?
Targets
Mappings
Transformations
Sources
All of the above
What are the limitations of joiner transformation?
Update Strategy and Sequence generator transformations are not used before joiner
We get the input pipelines from the same source qualifier
Both of the above.
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