| Other Informatica Interview Questions |
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| Question | Asked @ | Answers |
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| How to improve the performance of Aggregate
transformation? | Dmss | 3 |
| i have one table like
cust_id ph1 ph2 ph3
1002 9290123526 97671927210 9876545232
we use Normalizer wt is o/p?
sue normalizer we can generate three tables in single table/
| | 3 |
| S1 is having 1 lakh records and s2 is having 100 records,
s2 should compare s1 if emp no is same data should be
updated if not their it should insert the data.what are the
transformation used? | TCS | 3 |
| In router source is a boy age 20 I given 3 conditions in
router a>20, a<=20, a=20 which one exit first? | | 1 |
| What are parallel querys and query hints? | | 1 |
| If you have 10 mappings designed and you need to implement
some chages (may be in existing mapping or new mapping need
to be designed) then how much time it takes from easier to
complex? | | 1 |
| What is the difference between Connected and UnConnected
Lookup Transformation.Give me one or two examples please? | | 4 |
| what is the difference between Informatica7.1 & informatica
8.1 | | 3 |
| How to list Top 10 salary, without using Rank Transmission? | Infosys | 7 |
| Can you use the maping parameters or variables created in
one maping into any other reusable transformation? | | 1 |
| how do u move the code from development to production? | | 2 |
| WAT IS THE MEANING OF UPGRADTION OF REPOSITORY? | Wipro | 1 |
| What is the functionality of update strategy? | | 1 |
| What is a design? | | 1 |
| what is tha tracesing level? and difference betweentrace in
normal and verbose and nonverbose? | | 2 |
| Why we need XMLs? | IBM | 2 |
| What is a poling? | | 1 |
| how can we update without using update transformation.
wt is push down operation in informatica.
which lookup gives more tuning performance. if so why. | CTS | 4 |
| how to move the mappings from your local machine to claint
place? | | 2 |
| When the informatica server marks that a batch is failed? | | 1 |
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