An analyst at Oracle is conducting a satisfaction survey, sampling from a list of 10,000 new users. The list includes 2,500 French users, 2,500 German users, 2,500 Italian users, and 2,500 Portuguese users, The analyst selects a sample of 400 users, by randomly sampling 100 users of each country. Is this an example of simple random sample?
1. How good are you in team management ?
Is msdb database mandatory when migrating the databases to another server?
Questions were not difficult.
What was your role as a DBA in your previous organization?
They have asked about scenarios within their projext and expected for a behavioural reapone to it
High availability concepts
Q: In depth technical questions like PostgreSQL Architecture, Performance tuning, Features in postgresql 9.5, Explain 5-7 catalog tables, Explain 5-7 parameters in postgresql.conf
Tell me about yourself
What is ACID properties? Why some database need it? Why some database does not need it?
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