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IQVIA ETL Testing Interview Questions: This, we are shared the Latest ETL Testing interview questions which are asked during the interview. We hope these questions will helps you. In our previous post, we have shared the Latest IQVIA selenium interview questions & Fulcrum ETL Testing Interview Questions you can check here.
IQVIA ETL Testing Interview Questions
- Brief about your resume.
- Explain your project architecture.
- Explain how the map reduces work internally.
- Steps to do the validation.
- A suggestion of how you will implement in automation.
- How you will update in the hive.
- Will minus query support in a hive?
- Difference between relational database and Hadoop.
- HDFS architecture.
- The SQL query to find the employee and his manager using self join.
- The SQL query to find the number of employees in each department.
- What are all the commands you used in Linux
- Command to replace a particular string.
- Command to find a particular string
- Brief about Cloudera manager.
- Where metadata is stored in a hive.
- Types of partitions.
- Difference between managed and external tables.
- Explaining Bucketing how it differs from partitioning.
- The SQL query to find employee name and his city using join.
- Explain Left, right, and full outer join in SQL.
- Have you used Hue?
- How partitions are stored in HDFS?
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