DataStage Developer Interview Questions
DataStage developers work with InfoSphere DataStage ETL to store, extract, and manipulate data, often for the purpose of meeting business objectives.
When interviewing DataStage developers, top-notch candidates will be highly skilled at handling all stages of the ETL process and have a solid understanding of software development within the business context. Be wary of candidates who lack problem-solving abilities or the capacity to multitask with precision.
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Interview Questions for DataStage Developers:
1. How would you ensure that your ETL solutions function well?
Evaluates the candidate's quality assurance skills.
2. Which types of files can be imported into DataStage?
Assesses the candidate's knowledge of DataStage and how to utilize it effectively.
3. What is the difference between sequential datasets and filesets?
Demonstrates the candidate's knowledge about data storage methods.
4. Can you lay out the steps for creating a data warehouse?
Tests the candidate's proficiency with ETL processes.
5. How might DataStage compare favorably to Informatica?
Reveals the candidate's knowledge of the merits and shortcomings of both tools.