Informatica interview process, questions, online test, and salaries for fresher & experience

For Informatica interviews, employers often assess candidates on their understanding of the ETL (Extract, Transform, Load) process, data warehousing concepts, and their ability to work with Informatica PowerCenter. 

Questions, Generally Asked in Informatica Interview

• What is ETL and how does Informatica PowerCenter fit into the ETL process?
• Explain the basic architecture of Informatica PowerCenter.
• Differentiate between a session and a workflow in Informatica.
• What are the key components of a mapping in Informatica?
• Describe the differences between a source qualifier and a filter transformation.
• How do you handle errors in Informatica?
• Explain the concept of a repository in Informatica.
• What is a session task and a command task in Informatica?
• How do you optimize the performance of an Informatica session?
• What is a mapping parameter in Informatica?