Amazon.com:
https://www.amazon.com/Oracle-DBA-Interview-Questions-Answers-ebook/dp/B086J79FQN/ref=as_li_ss_tl?keywords=oracle+interview+questions&qid=1585600800&sr=8-3&linkCode=ll1&tag=shausa02-20&linkId=0f5c21b7dec8790dd65a87d1bbc0d9ee&language=en_US
Amazon.ca:
https://www.amazon.ca/Oracle-DBA-Interview-Questions-Answers-ebook/dp/B086J79FQN/ref=as_li_ss_tl?keywords=oracle+interview+questions&qid=1585600800&sr=8-3&linkCode=ll1&tag=yousha0b-20&linkId=2b0e0f801234b84bfafbd15e7282291d&language=en_CA