how do u decide whether u need to do aggregations at
database level or at Informatica level?
85
HI,
Anybody is having informatica Dumps,if it there Can u send
to my mail id :sathesh.cool@gmail.com
65
what happens if the info.server doesn't find the session
parameter in the parameter file?
130
what are the concerns of OLTP and DSS systems?
93
How can you use an Oracle sequences in Informatica ? You
have an Informatica sequence generator transformation also.
which one is better to use?
175
what is the advantage of persistent cache? when it should be
used?
126
Give a way in which u can implement a real time scenario
where data in a table is changing and u need to look up data
from it.How will u configure the look up transform for this
purpose?
77
what are the data modeling tools you have used?(polaris)
109
Where can i get informatica certification Exam dumps and
details? please forward it to emailid: krisboppana@yahoo.com
Can anyone please send me the latest informatica dumps
(power center 8.1.1) for all the three exams?
My mail id is yokilamai@gmail.com
214
when u connect the repository for the first time it asks you
for user name & password of repository and database both.But
subsequent times it asks only repository password. why?
143
5. How many repositories can we create in Informatica?
6. What is surrogate key?
7. What is difference between Mapplet and reusable
transformation?
8. What is aggregate awareness?
9. Explain reference cursor?
10. What are parallel querys and query hints?
11. DWH architecture?
12. What are cursors?
13. Advantages of de normalized data?
14. What is operational data source (ODS)?
15. What is meta data and system catalog?
16. What is factless fact schema?
17. What is confirmed dimension?
18. What is the capacity of power cube?
19. Difference between PowerPlay transformer and power play
reports?
20. What is IQD file?
21. What is Cognos
script editor?
22. What is difference macros and prompts?
23. What is power play plug in?
24. Which kind of index is preferred in DWH?
25. What is hash partition?
26. What is DTM session?
27. How can you define a transformation? What are different
types of transformations in Informatica?
28. What is mapplet?
29. What is query panel?
30. What is a look up function? What is default
transformation for the look up function?
31. What is difference between a connected look up and
unconnected look up?
32. What is staging area?
33. What is data merging, data cleansing and sampling?
34. What is up date strategy and what are th options for
update strategy?
35. OLAP architecture?
36. What is subject area?
37. Why do we use DSS database for OLAP tools?
291
please tell me any easy ways of testing the Data warehouse
project. In my project we are not using any tools for ETL.
we are writing scripts in SCRIPTELLA.
And we using Pentaho tool for Reporting
How can i test all these. please tell me ASAP.
thanks in adavance
235
how do u decide whether u need to do aggregations at
database level or at Informatica level?
135
what is Forward,Reverse and Re_engineering?
113
Assume u have a 24CPU machine with 24GB RAM, suggest how u
would like to configure Informatica ,like number of
concurrent sessions, RAM requirements etc,max partitions
that u would permit per mapping.
80
how do u identify the changed records in operational data?
114
A mapping contains
source table S_Time(stat_year,end_year)
target table TIM_DIM(date,day,month,year,quarter)
stored procedure transformation: A procedure has two
parameters I_end_year and output parameter as O_date ,day ,
month, year, quarter, If this session is running, how many
rows will be available in the target and why?
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