For a DevOps interview, be prepared to answer a set of questions that show them your understanding of the concept. Most importantly, you have to prove to your interviewers that you’re not there to add another silo but you have the capabilities to break barriers to shipping software. You can check out this DevOps Interview Questions blog to prepare for the most frequently asked questions in DevOps interviews.
Apart from this, do check out Intellipaat's DevOps training which focuses on building your concepts with 60hrs of hands-on experience with projects and exercises along with 33hrs of training.
Also, watch this video on DevOps Interview Questions: