Data Stage Interview Questions
Questions Answers Views Company eMail

difference between server shared container and parallel shared container

CTS,

6 19053

parallel jobs run on cluster machines. server jobs run on smp and mpp. What do mean by cluster mechines and SMP and MPP..?

3 10945

what is datastage job Monitoring

CTS,

6 20688

what is usage of datastage with materialized views

HP, TCS,

4 14638

1)How to do error handling in datastage? 2)Did sequential stage accepts .xl files ,xml? znd how?

UHG,

2 12772

1)What is ur project architecture ? 2)how to move project from developement to uat? 3)What is the difference between datastage 6,7.1 and datasttage 7.5? 4).How to do error handling in datastage? 5)3.Whta is unit testing, system testing and integration testing? 6)What is the Exact difference between BASIC Transformer and NORMAL Transformer?When we will go for BASIC Or NORMAL Transformer 7)why we use third party tools in datastage? 8)What is the purpose of Debugging stages? In real time Where we will use?

CTS, HCL, IBM, Wipro,

6 29672

create a job that splits the data in the Jobs.txt file into four output files. You will direct the data to the different output files using constraints. • Job name: JobLevels • Source file: Jobs.txt • Target file 1: LowLevelJobs.txt − min_lvl between 0 and 25 inclusive. − Same column types and headings as Jobs.txt. − Include column names in the first line of the output file. − Job description column should be preceded by the string “Job Title:” and embedded within square brackets. For example, if the job description is “Designer”, the derived value is: “Job Title: [Designer]”. • Target file 2: MidLevelJobs.txt − min_lvl between 26 and 100 inclusive. − Same format and derivations as Target file 1. • Target file 3: HighLevelJobs.txt − min_lvl between 101 and 500 inclusive. − Same format and derivations as Target file 1. • Rejects file: JobRejects.txt − min_lvl is out of range, i.e., below 0 or above 500. − This file has only two columns: job_id and reject_desc. − reject_desc is a variable-length text field, maximum length 100. It should contain a string of the form: “Level out of range: ”, where is the value in the min_lvl field. My Question is how do you write the stage variable for reject rows.

HCL,

2203

Explain the ChangeApply stage?

11 10710

How to initialize environment variables?

Infosys,

4 11886

I WANT TO SEND SYSDATE AS PARAMETER,SO WHAT COMMAND I SHOULD USE TO CALL SYSDATE?

ME,

4 23412

How to create environments and call them? What is the use defined variables?

HCL, ME,

2 7653

how to call routines in stages?

ME,

3 7940

what is the definitions for Datawarehose and Datamart?

4 6505

what is the differeces between hash and modulus partition methods

TCS,

4 27113

what is the main differences between Lookup, Join and Merge stages?

HCL,

9 144966


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Un-Answered Questions { Data Stage }

What are the stages in datastage?

645


What are datastage sequences?

685


Distinguish between informatica & datastage. Which one would you choose and why?

594


Is the value of staging variable stored temporarily or permanently?

587


Define APT_CONFIG in Datastage?

672






Differentiate between validated and Compiled in the Datastage?

654


How to reverse the string using SQL?

901


What is the sortmerge collector?

672


Is it possible to query a hash file?

1569


What is the command line function to import and export the ds jobs?

690


What are constraints and derivations?

662


Differentiate between Join, Merge and Lookup stage?

656


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

746


What are the benefits of datastage?

732


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

644