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Informatica Interview Questions and Answers

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Informatica Interview Questions & Answers


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Questions Question: What is IQD file?
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Questions Question: What is data merging, data cleansing, sampling?
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Questions Question: How to import oracle sequence into Informatica.
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Questions Question: Could anyone please tell me what are the steps required for type2 dimension/version data mapping. how can we implement it
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Questions Question: With out using Updatestretagy and sessons options, how we can do the update our target table?
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Questions Question: Two relational tables are connected to SQ Trans,what are the possible errors it will be thrown?
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Questions Question: what is the best way to show metadata(number of rows at source, target and each transformation level, error related data) in a report format
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Questions Question: If u had to split the source level key going into two seperate tables. One as surrogate and other as primary. Since informatica does not gurantee keys are loaded properly(order!) into those tables. What are the different ways you could handle this type of situation?
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Questions Question: How to append the records in flat file(Informatica) ? Where as in Datastage we have the options i) overwrite the existing file ii) Append existing file
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Questions Question: What are partition points?
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Questions Question: What are cost based and rule based approaches and the difference
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Questions Question: What is mystery dimention?
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Questions Question: What is difference b/w Informatica 7.1 and Abinitio
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Questions Question: What is Micro Strategy? Why is it used for? Can any one explain in detail about it?
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Questions Question: Can i start and stop single session in concurent bstch?
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Questions Question: I want to prepare a questionnaire. The details about it are as follows: - 1. Identify a large company/organization that is a prime candidate for DWH project. (For example Telecommunication, an insurance company, banks, may be the prime candidate for this) 2. Give at least four reasons for the selecting the organization. 3. Prepare a questionnaire consisting of at least 15 non-trivial questions to collect requirements/information about the organization. This information is required to build data warehouse. Can you please tell me what should be those 15 questions to ask from a company, say a telecom company?
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Questions Question: what is difference between lookup cashe and unchashed lookup? Can i run the mapping with out starting the informatica server?
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Questions Question: What is the difference between stop and abort
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Questions Question: Can we run a group of sessions without using workflow manager
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Questions Question: If a session fails after loading of 10,000 records in to the target.How can u load the records from 10001 th record when u run the session next time in informatica 6.1?
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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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