Database Administration - Oracle DBA Questionswhat happen when we kill smon,what happen when we kill pmonwhat is fracture bloc

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Oracle DBA Questions

what happen when we kill smon,

what happen when we kill pmon

what is fracture block and how to fix it

what is corrupted block and how to fix it

what are the oracle threads are going to start ,when we start the database

how to check index is working properly ,what are the steps to be taken and
on what basis we have to decide particular index has to rebuild not all indexes

what steps to be taken if receive a call that performance has gone down as
dba what steps has be taken

What possible error can we able to see in alert file

Sudden if performance go down what steps to be taken without using alert file is coz size 3m and we don't want to user alert file how to find the problem and how
to fix it

If users are not able to connect database or database is doown what preliminary steps to taken

What actually do in oracle when we take hot backup where actually modified
blocks are written?

what should be ram for 50gb database on what basis we have to decide the ram

can we able to connect database using listener instead of tnsnames

Normally on daily basis what are the jobs DBA has to do on daily basis?

can we able to create physical standby database using hot backup if yes how

is there is something concurrent user connections are limit if yes how can
we increase user connection interview said by using LISTENER FILE
pls need ans

if we want to write query how write efficient query and how to make execution plans

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Last Update: January 23, 2007 Asked by: Ibad

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