Un-Answered Questions { Oracle }

How do you analyze the tables

1


Discuss row chaining, how does it happen? How can you reduce it? How do you correct it?

289


How can be determining the size of the log files?

276


Show one instance when you encountered an error in alert log and you overcome that error. What actions you took to overcome that error.

291


What will you do if in any condition you do not know how to troubleshoot the error at all and there are no seniors or your co-workers around?

308


How can you tell if a tablespace has excessive fragmentation?

315


If a tablespace has a default pctincrease of zero what will this cause (in relationship to the smon process)?

281


What is a database instance?

283


Which is the best option used to move database from one server to another serve on same network and why?

254


What is the most important action a dba must perform after changing the database from noarchivelog to archivelog?

317


How can you determine the number of sqlnet users logged in to the unix system?

285


The system administrator tells you that the system has not been rebooted in 6 months, should he be proud of this?

297


How can you find your id on a system?

276


What os user should be used for the first part of an oracle installation (on unix)?

273


The system has a program that always includes the word nocomp in its name, how can you determine the number of processes that are using this program?

293