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

Data Stage Interview Questions

Questions Answers Views Company eMail

What is confirmed Dimension? what is Factless Fact? give one example? What are Additive, Semi-Additive Facts?

TCS,

1 6335

diff between OLTP and OLAP? what TOP-DOWN and BOTTOM-UP Approach? which is best? what are Star Schema and Snow Flake Schema?

TCS,

2 7103

Display all files which have size more 3KB in given directory/folder.

TCS,

1 4964

I want capture UnMatched records from Primary source and secondary source in JOIN stage?

TCS,

3 14204

Unix Qn asked in datastage interview: I have diff type(.txt, .tmp, .bat etc) of file in 4 diff directories, I want move all '.txt' file from 4 directories to other folder. And need to delete all the files except which are created TODAY?

TCS,

2 8993

I have Seq file, I don't want 10, 11th(or any two records like 20, 30th records ) records in the output

TCS,

6 12301

I have load a Dataset in UAT with 2 Node configuration, imported the job into PROD environment which is 4 node configuration and using this DataSet as SRC to other job. will the job run fine or give any errors? If job runs fine, on how many nodes? 2 nodes or 4 nodes?

TCS,

2 13716

I have a input as: Col 1 1 2 2 3 I want 3 output as: Output1: 1 1 Output2: 2 2 Output3: 3 i.e. same duplicates should be in one target, other duplicate values should be in another target and so on.. Pls help

IBM,

9 13941

how can you generate sequence number using only the sequential file stage?

TIAA CREF,

3 17427

How to find value from a column in a dataset?

TIAA CREF,

2203

which is more expensive hash or modulus partitioning? when do you use modulus partitioning?

TIAA CREF,

2 7764

You enter values in a schema file for RCP and you also entered values in sequential file? which one will it take?

TIAA CREF,

1 7578

How do you load 10 different sources with 10 different layouts to 10 different tables?

TIAA CREF,

1 7364

what is operator combinality in datastage?

TCS,

1 7519

Hi guys, Design job sequence, we have 3 sources, in that 1st source in abort then only run the remaining sources.. How please design the job. Thanks.

IBM,

2 6919

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Un-Answered Questions { Data Stage }

Can you highlight the main features of ibm infosphere information server?

1088

What can we do with datastage director?

1238

What are the main features of datastage?

1282

what is the difference between == and eq in UNIX shell scripting?

1500

How do you schedule or monitoring the job?

1210

What are the different kinds of views available in a datastage director?

1030

Difference between ‘validated ok’ and ‘compiled’ in data stage?

1279

What is the method of removing duplicates, without the remove duplicate stage?

1026

How do you import and export the datastage jobs?

1159

tell me 5 situations when we r using oracle db stages like orecle connector, oracle enterprise

3124

describe the Steps to confiure a Qlogic switch

2383

How to clean the datastage repository?

1127

How rejected rows are managed in datastage?

1522

Can you define merge?

1123

What are the types of hashed files in data stage

1108

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