Informatica Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Informatica Interview Questions

Questions Answers Views Company eMail

How to do Half of the table ex: if 1000 records are there means 500 in one table and 500 in second table like this if N number of tables means how to do Half of the table ??????????

TCS,

2 7442

1. When u r checking out what ll happens for version no? a. Increase b. decrease c.reset to 0 d. reset to 1 e. no change 2. Salary of all employees needed to add with the commision. What transfrmation to be used? a. SQ and Expression b. SQ c. Update Strategy d. Expression 3. Which of the task is used to run a session based on success of the other session? a. Decision b. Event wait c. Email d. Command e. None 4. Types of sources in Informatica? a. Homogenous n Heterogenous b. None c. Cobol n XML d. Flat files e. Flat files and Homogenous n Heterogenous 5. Servers are available in informatica? a. Informatica Server and Workflow server b. Informatica Server and Informatica Repository Server c. Informatica Server d. Workflow server e. Informatica Repository Server 6. While using Pmcmd in cmd line mode, each command must include the connection info of which of the following? a. workflow manager b. Power Center server c. Workflow monitor d. Repository manager e. Designer 7. Workflow montior displays workflows that have run a. once b. twice c. never d.four times e. thrice 8. Mode for handling sessions n workflows? a. server mode b. Wait mode c. Command line mode d. User mode e. Interactive mode 9. Connection details configured in? a. Mapping designer b. Workflow manager c. Workflow monitor d. Repository manager e. Worklet designer Thanks in Advance

CTS,

4191

can we use cartesian join in informatica

IBM,

3 8617

why we use informatica in our project?

TCS,

2 7428

what is the max/min size allocated for caches.whether index or datacache in any of the transformations like Joiner or Aggregator.bcoz it is set to Auto by default which means we need not to allocate no of bytes or MB.so what is the use of these properties.please let me know about the caches. Thnaks in advance Sai Ram

3 7063

can we use self join in informaitca?

IBM,

3 19524

what is bitmap index? did u use it?and how to use it in informatica

IBM,

1 3138

what is degenerated dimension?

IBM,

1 3996

what is constraint based loading

IBM,

2 6536

which transformation should we use to get the 5th rank member from a table in informatica?can we achieve this in sql?

IBM,

6 10729

i have two tables,table 1 having 2 columns and 3 rows,table2 having 3 columns and 2 rows.what is the output if i do left outerjoin,full outer join,right outer join?

IBM, Polaris,

2 6553

how can we find the bottle neck in SQL Query in SOURCE QUALIFIER, and how can we tune it..?

Zensar,

2 7064

i have n number of records in my source, i want first and last record to my target. how can u implement this scenario .

Emphasis,

6 9951

Can anyone please distinguish what is Inner join and Outer join

Wipro,

2 6290

What is the exact difference b/w IN and EXIST in Oracle..?

Wipro,

4 9273

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Un-Answered Questions { Informatica }

explain one complex mapping with logic? sales project?

6668

generate date / time dimension in informatica

1125

What are the types of schemas we have in data warehouse.

963

What is standalone command task?

1315

What is informatica etl tool?

1000

How many types of sessions are there in informatica.please explain them?

1166

Which transformation should we use to normalise the COBOL and relational sources?

1208

Explain lookup transformation source types in informatica

1098

How big was your fact table

1803

can you please explain me pre session and post session options?

7564

How can we use mapping variables in informatica?

1063

can anybody send me some real time screenshots of mapping in informatica powercenter. i will be vary thankful to him. my e-mail id :- prakashkumar.kumhar@gmail.com

4727

What do you mean incremental aggregation?

1076

Explain your project of banking domian.

1652

What do think which one is the better joiner or look up?

1203

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