In which dictionary table or view would you look to determine at which time a snapshot or MVIEW last successfully refreshed?

How would you best determine why your MVIEW couldnt FAST REFRESH?

How does propagation differ between Advanced Replication and Snapshot Replication (read-only)?

Which dictionary view(s) would you first look at to understand or get a high-level idea of a given Advanced Replication environment?

How would you begin to troubleshoot an ORA-3113 error?

Which dictionary tables and/or views would you look at to diagnose a locking issue?

An automatic job running via DBMS_JOB has failedKnowing only that its failed, how do you approach troubleshooting this issue?

How would you extract DDL of a table without using a GUI tool?

Youre getting high busy buffer waits - how can you find whats causing it?

What query tells you how much space a tablespace named test is taking up, and how much space is remaining?

Infosys,

Database is hung. Old and new user connections alike hang on impact. What do you do? Your SYS SQLPLUS session IS able to connect.

Database crashes. Corruption is found scattered among the file system neither of your doing nor of Oracles. What database recovery options are available? Database is in archive log mode.

Illustrate how to determine the amount of physical CPUs a Unix Box possesses (LINUX and/or Solaris).

How do you increase the OS limitation for open files (LINUX and/or Solaris)?

Provide an example of a shell script which logs into SQLPLUS as SYS, determines the current date, changes the date format to include minutes & seconds, issues a drop table command, displays the date again, and finally exits.