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?

2129

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?

1986

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

2096

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?

2008

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

2353

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

2918

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?

2072

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.

1947

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

1899

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

4519

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

1 3529

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

1889

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

2254

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

1882

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Un-Answered Questions { Oracle General }

nw i'm doing MBA system and planning to do oracle,database management.tell me that whether it is useful r not?.refer any course for my carrier pls

2207

What is a data lock in oracle?

1118

How do I know if oracle is installed on windows?

931

How to pass parameters to procedures in oracle?

1042

What is archive log in Oracle?

1134

How to select an oracle system id (sid)?

1064

What is materialized view in Oracle?

1074

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

2049

Why do I get java.lang.abstractmethoderror when trying to load a blob in the db?

1014

Please explain oracle left join with an example?

1045

WHEN CURSOR MOVES FROM ONE FORM TO ANOTHER FORM, HOW MANY TRIGGER WILL BE FIRED AND WHAT ARE THEIR SEQUENCE?

2310

How to work with data objects interactively?

982

What are the parameters that we can pass through a stored procedure?

1064

What are the advantages of oracle?

1028

Explain the use of owner option in exp command.

1041

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