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Data Warehouse Interview Questions
Questions Answers Views Company eMail

Difference between Data and Index Caches?

Informatica,

1137

How many ways are there to create ports?

Informatica,

1332

Which means the first record should come as last record and last record should come as first record and load into the target file?

Informatica,

1080

What is blocking transformation?

Informatica,

1144

Explain the tuning lookup transformation - informatica

Informatica,

996

Explain about Informatica server process that how it works relates to mapping variables?

Informatica,

1080

What are the settings that you use to configure the joiner transformation?

Informatica,

1055

How to load the data from a flat file into the target where the source flat file name changes daily?

Informatica,

1062

Explain target update override in informatica

Informatica,

1126

how to create user defined function (udf) in informatica

Informatica,

1307

Design a mapping to get the pervious row salary for the current row. If there is no pervious row exists for the current row, then the pervious row salary should be displayed as null.

Informatica,

1294

What is the difference between stop and abort in informatica

Informatica,

1097

Explain constraint based loading in informatica

Informatica,

1096

As union transformation gives UNION ALL output, how you will get the UNION output?

Informatica,

1108

What are active and passive transformations?

Informatica,

1086


Un-Answered Questions { Data Warehouse }

What is afc?

978


wat are deployement groups in informatica, how it will be used for developers

1719


What are the benefits of using microstrategy intelligence server?

1019


Whats there in global repository

1696


What are the advantages of shortcuts?

968


What are the different types of join operations?

1002


Enlist the various types of transformations.

1057


Name a few sectors which use data warehousing?

927


Explain the term 'primary key' related to relational database management system?

1036


how to do aggregation (year wise quantity ) using only source qualifier, the source is sql server date as datetime data type and target as flat file with year (string datatype)

2697


How to delete duplicate row using informatica?

1046


If you use a symput in a data step, when and where can you use the macro variable? : sas-macro

1084


how will you locate the sas platform applications? : Sas-bi

1032


Which studio is used to create reports?

1108


Explain why dimenstion tables are denormalized in nature?

920