How many types of dba are there?
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What are four common errors found in an alert .log?
Discuss row chaining, how does it happen? How can you reduce it? How do you correct it?
How can you determine if the sqlnet process is running for sqlnet v1? How about v2?
How does one create a new database?
What is a production dba?
What is the difference between truncate and delete? Why is one faster?
What are the beneficial tools for administering the database?
Explain the wait events in statspack report 'enqueue'?
A dba had to remove some archivelogs to free up space in filesystem. Nowwhen the rman job starts to backup archivelogs, it complains about missing archivelogs thatwere deleted by dba. To resolve the issue and continue backing up remainder of archivelogs,which rman command can be used so it wo not complain about missing archivelogs.
What are database skills?
What is pct free/pct used/pct increase parameter in segment?
When looking at v$sysstat you see that sorts (disk) is high. Is this bad or good? If bad -how do you correct it?