Database Administrator Mock Interview

Master 25 Database Administrator interview questions covering SQL optimization, backup strategies, and security protocols.

WRITTEN BY WILLIAM SWANSEN
QUESTION 9 OF 25

What is instance recovery?

This is a follow-up to the previous question. Since you mentioned instance recovery in your last answer, the interviewer is asking a follow-up question to explore the topic in more detail. Technical questions and follow-up questions are meant to test your qualifications and confirm your knowledge of the processes and procedures used in this role. Follow-up questions are answered similarly to technical questions.

"Instance recovery is the process of bringing back transactions which have not been written into the database at the moment of an instance failure. This ensures that no date is lost or duplicated in the database. Instance recoveries may be initiated due to hardware issues, power interruptions, or network outages."

William Swansen
25 QUESTIONS & ANSWERS · DATABASE ADMINISTRATOR
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