How can you find out how many users are currently logged into the database?
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System tablespace cant be exported from one database and imported into another why?
What is tkprof and how is it used?
What are the main benefits of using spfile over pfile?
A tablespace has a table with 30 extents in it. Is this bad? Why or why not.
What do you understand by recovery catalog?
How does one coalesce free space?
How do you set up your tablespace on installation level: low?
How can you find all the processes on your system?
What is da in database?
What is the difference between truncate and delete? Why is one faster?
You have just started a new instance with a large sga on a busy existing server. Performance is terrible, what should you check for?
What is a dba certification?