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Data Warehouse Interview Questions
Questions Answers Views Company eMail

what are the data modeling tools you have used?(polaris)

4273

what is the difference between cardinality and Nullability?

1 3529

what is Forward,Reverse and Re_engineering?

QualTech,

1 2340

what is the meant by Normalization and de-normalization?

1 2789

what are the different Reporting and ETL tools available in the market?

3 13201

explain the methodology of Data Warehousing?(Polaries)

1 2100

what are the concerns of OLTP and DSS systems?

TCS,

1 2520

what is the difference between OLTP database and data warehousing database?

3 7474

what is data modeling?

1 2365

what is the difference steps for data modeling?

1 2679

what are the data modeling tools you have used?(polaris)

2057

what is the difference between cardinality and Nullability?

1 3007

what is Forward,Reverse and Re_engineering?

1 2311

what is the meant by Normalization and de-normalization?

2 8851

how would u estimate the size of Aggregator transform data and index cache?

1 2495


Un-Answered Questions { Data Warehouse }

Tell me about your experience in informatica? what is best mark you can give yourself? How to answer this question?

8284


1)what is the size of Fact table and dimension table? 2)how to find the size of Fact table and dimension table? 3)how to implement the surrogate key in transform stage? 4)write the configuration file path? 5)how many types of datasets explain? 6)diff b/w developed projects and migration projects? 7)how to delete the header and footer file of the sequencer file? 8)how can u call the parameters in DS in unix environment? 9) how much data ur getting daily ? 10)

2793


What is rollup component?

1331


Hi, Does anybody has lastest SAS certification(base, adv., clinical)dumps,if anybody has please email me at mailtorajani76@gmail.com. Thanks

2312


Are you involved in writing the inferential analysis plan? Tables specifications?

4019


Hi I need real time senarios and how to explain project in the interview pls let me know my email id m.n.prathyusha@gmail.com.Please help me out with this pls pls pls muthireddi@gmail.com

2208


What is the difference between business requirement document and use case document.

1081


hi all i am searching for cognos jobs pls inform about the jobs to:santosh.koora@gmail.com

2436


1)s.key generate 1 to 700 records today. tomorrow another 400 will updated how to update the records using s.key generator? 2)source is like :-- DB --> T/F stage1 --> seq1file T/f 1 is linking with T/F2 ---> seq 2 how to load the data? in source i given some conditions those r going in seq1. The another data will going to seq2 how to do this ?

2084


What is the purpose of Dataware Control?

1120


Source has 2 columns: USA,NewYork INDIA,MUMBAI INDIA,DELHI UDS,CHICAGO INDIA,PUNE i want data in target like below: INDIA,MUMBAI1 INDIA,DELHI2 INDIA,PUNE3 USA,NEWYORK1 USA,CHICAGO2

846


can any one help me now i am learning AB Inito but i don't have material and pdf's can any one provide pdf's to this mail id mohanraju0113@gmail.com thanks in advance...................................

2334


HI, Anybody is having informatica Dumps,if it there Can u send to my mail id :sathesh.cool@gmail.com

2104


Hello, Can you please send the admin and advanced mapping design sample questions to ns_sharmin@yahoo.com?

2421


can anyone provide link to download cognos 7.2 version for download along wiht installation and configuration steps tx in advance

2306