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 6325

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 7102

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

TCS,

1 4963

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

TCS,

3 14203

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 13715

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 13937

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

TIAA CREF,

3 17423

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 7576

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 6918

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Un-Answered Questions { Data Stage }

To see hidden files in LINIX?

1527

What are the different layers in the information server architecture?

1124

What is active and passive stage?

1413

What is the purpose of pivot stage and types of containers in datastage

1037

What is a merge in datastage?

1268

What are stage variables?

1201

What is the use of datastage designer?

1154

What is size of a transaction and an array means in a datastage?

1311

Explaine the implimentation of scd's in ds indetail, please send me step by step procedure to perform scd's 1,2,3. Please replay for this, Thanks in advance

2224

How a source file is populated?

1065

How to reverse the string using unix?

3507

What is ds designer?

1103

How to convert RGB Value to Hexadecimal values in datastage?

3996

What is ibm datastage flow designer?

1149

how can we create rank using datastage?what is the meaning of rank?

8792

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