Oracle General Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle General Interview Questions

Questions Answers Views Company eMail

What is the cache hit ratio, what impact does it have on performance of an Oracle database and what is involved in tuning it?

2137

Other than making use of the statspack utility, what would you check when you are monitoring or running a health check on an Oracle 8i or 9i database?

1990

How do you tell what your machine name is and what is its IP address?

2100

How would you go about verifying the network name that the local_listener is currently using?

2049

You have 4 instances running on the same UNIX box. How can you determine which shared memory and semaphores are associated with which instance?

2014

What view(s) do you use to associate a users SQLPLUS session with his o/s process?

2356

What is the recommended interval at which to run statspack snapshots, and why?

2923

What spfile/init.ora file parameter exists to force the CBO to make the execution path of a given statement use an index, even if the index scan may appear to be calculated as more costly?

2081

Assuming today is Monday, how would you use the DBMS_JOB package to schedule the execution of a given procedure owned by SCOTT to start Wednesday at 9AM and to run subsequently every other day at 2AM.

1951

How would you edit your CRONTAB to schedule the running of /test/test.sh to run every other day at 2PM?

1915

What do the 9i dbms_standard.sql_txt() and dbms_standard.sql_text() procedures do?

4524

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

1 3537

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

1891

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

2262

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

1885

Post New Oracle General Questions

Un-Answered Questions { Oracle General }

What is redo log?

1071

How to get last row id?

1001

What is truncate oracle?

977

How can we create the complete backup of data in the oracle.

2161

I have a parent program and a child program. I want to write a statement in Exception Block of the parent program so that when the statement in the exception block is executed, the control goes to the next statement in the parent block bypassing the child block.How do i do that?

2468

How to drop an existing view in oracle?

950

How to list all indexes in your schema?

1096

How to define default values for formal parameters?

1051

Explain about achiever in sql?

1043

Give the different types of rollback segments.

1031

Explain alias?

1154

Please send me Informatica 8.1 certification dumps, my mail id mona85gupta@gmail.com

1865

How to create a new table in your schema?

1082

Why does oracle 9i treat an empty string as null?

1063

Explain an index segment?

1124

For More Un-Answered { Oracle General } Questions Click Here