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Data Warehouse Interview Questions
Questions Answers Views Company eMail

scenario

1 4134

Any one tell me some 5 session failure in real time?And why problem occur how to solve the issues?

Amdocs,

1 4613

we have 20 records in source system, when we run for the 1st time, it should load only 10 records into the target, when you run for the second time it should load another 10 record which are not loaded. How do we do that? Can we write a SQL query in source qualifier to do it. This q' is asked in one f the interviews. Please let me know if anyone knows. Thanks

TCS,

3 8271

How can we select pr retrieve the particular row in dataset by using orchadmin command?

IBM,

1 4289

I have 3 jobs A,B and C , which are dependent each other. I want to run A & C jobs daily and B job run only on sunday. how can we do it?

CGI,

1 5606

Hi Cognos Folks, I have all cognos certification dumps. In fact i am certified in most of the dumps recently. I have cognos material, pdfs, user guides, documents along with dumps. If any one required cognos dumps, please drop me mail at cognos.biuser@gmail.com Thanks, Cognos bi user

IBM,

13 19297

hi frnds any body have cognos projects plz send me two(or)three projects to my mail adress ramureddy.reddy4@gmail.com.

1988

i have a session which creates a file every time when i runs the session, but it replaces the first file with second file,i want to append the second file follwed by first file when i runs the session,how to achieve this?

Thomson Reuters,

1 5443

in my source i have 100 records, and 3 targets, i want to load 1st record into 1st target,2nd record into 2nd target,3rd record into 3rd target again 4th target into 1st target and vice versa,how to achieve this?

Thomson Reuters,

3 13504

can we import source table without using source qualifier? if yes then how? if no then why?

Thomson Reuters,

2 10658

in my source table i want to delete first and last records and load in between records into target? how can it possible?

HCL, Thomson Reuters,

3 10011

i have 1000 records in my dource table, the same i have in target ,but a new column added in target as "batchno", and this column adds no 10 for 1st 100 records and 20 for next 100 records and 30 next 100 records and vice versa. how to acheive this?

Thomson Reuters,

6 11899

in my lookup table i want to catch the recently updated records from the source to target,how to achieve this and what is last commit interval point for this?

Thomson Reuters,

2 6943

Can any one help me about cubes in cognos.How to create the cubes and how to migrate from development to QA and also what is the procedure to refresh teh cubes.

2 5246

How many number of reject links merge stage can have?

TCS,

7 15215


Un-Answered Questions { Data Warehouse }

What are the tuning techniques you applied during your last project

2025


what is scheduling and how will u implement it. In scheduling 5 jobs r running if there is an error occured at 3rd job and how will u check and waht necessary steps will u take not to repeat the same mistake

2373


Define bulk load mode?

5


How to create a non-reusable instance of reusable transformations?

1131


WHAT IS METRIC STUDIO?WHAT IS SCORE CARDS HOW TO IMPLEMENT IT AND WHAT IS THE USE OF SCORE CARD?

6898


Distinguish between cognos dynamic cube and transformer/tm1 cube and powerplay cube?

1


Explain scd type 3 through mapping.

1004


1.Identify and discuss the problems which are occurred during data quality verification for the single-source and multi-source problems. 2.Testing has very important role in DWH. In ETL testing phase, how can we perform the integration testing and regression testing? 3.What are the perquisites of system testing and regression testing in ETL phase?

2241


what is a worklet?

994


How to create prompts in report net?

988


What can you learn from the SAS log when debugging?

1380


What is a filter transformation and why it is an active one?

968


what is broad cast agent? : Sas-bi

1071


what are the filters in framework manager and report studio?

990


What is Redshift Enhanced VPC Routing?

5