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Informatica Interview Questions and Answers

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Informatica Interview Questions & Answers


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Questions Question: How does the server recognise the source and target databases?
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Questions Question: How to retrive the records from a rejected file. explane with syntax or example
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Questions Question: How to lookup the data on multiple tabels.
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Questions Question: What is the procedure to load the fact table.Give in detail?
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Questions Question: What is the use of incremental aggregation? Explain me in brief with an example.
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Questions Question: How to delete duplicate rows in flat files source is any option in informatica
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Questions Question: How to use mapping parameters and what is their use
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Questions Question: in the concept of mapping parameters and variables, the variable value will be saved to the repository after the completion of the session and the next time when u run the session, the server takes the saved variable value in the repository and starts assigning the next value of the saved value. for example i ran a session and in the end it stored a value of 50 to the repository.next time when i run the session, it should start with the value of 70. not with the value of 51. how to do this.
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Questions Question: can any one comment on significance of oracle 9i in informatica when compared to oracle 8 or 8i. I mean how is oracle 9i advantageous when compared to oracle 8 or 8i when used in informatica
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Questions Question: Can we use aggregator/active transformation after update strategy transformation
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Questions Question: Why dimenstion tables are denormalized in nature ?
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Questions Question: In a sequential Batch how can we stop single session?
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Questions Question: How do you handle decimal places while importing a flatfile into informatica?
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Questions Question: How do you handle decimal places while importing a flatfile into informatica?
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Questions Question: If you are workflow is running slow in informatica. Where do you start trouble shooting and what are the steps you follow?
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Questions Question: If you have four lookup tables in the workflow. How do you troubleshoot to improve performance?
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Questions Question: Can anyone explain error handling in informatica with examples so that it will be easy to explain the same in the interview.
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Questions Question: What is the procedure or steps implementing versioning if you are already in version7.X. Any gotcha\'s or precautions..
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Questions Question: How do I import VSAM files from source to target. Do I need a special plugin
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Questions Question: Differences between Normalizer and Normalizer transformation.
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Latest 10 Answers
When there is any situation that u should attach a new patch to ur kernel , then download the patch and install it,to make changes to kernel , go to ok prompt and type boot -r, it will update or reconfigure the kernel
Honesty, helpful and reliable
procedure is a set of sql statement ,are combined to gether to perform a specific task or to solve a specifi problem.it does not return value.
leadership is power to influence a group so that the members willingly exert efforts as aspired by the leader.
I have the unique combination of technical skill and the ability to build strong customer relationship. I have the ability to stay focussed in stressfull situation. I would be great addition to your team.
first execute the bc search spec to fetch the data then executes the applet search spec if applet search spec is not match with bc it skips
TCP-Transmission Control Protocol. TCP is Reliable. TCP is Connection oriented. UDP-User Datagram Protoco UDP is Unreliable. UDP is Connectionless.
By default in structure all data member and member function are public,i,e if you not mentation any access specifier. But in case of class By default all data member and member function are private.
Structure is a user defined data type. By default all structure variables are public type and we cann't use access specifier in structure type variable, where as in class we can define objects(variables) under required access specifier type.
variable cost is the cost which is not fixed in nature

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