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

Oracle General (1809)
Oracle DBA (Database Administration) (261)
Oracle Call Interface (OCI) (10)
Oracle Architecture (90)

Oracle Interview Questions

Questions Answers Views Company eMail

What are the different types of databases?

1 1214

What are ACID properties in databases?

1 2786

What is the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN?

1 1204

What is indexing, and how does it improve performance?

1 1084

What is a deadlock in SQL? How can you prevent it?

1 3056

What is the CAP theorem?

1 1101

How would you optimize a slow SQL query?

1 3070

How do you handle duplicate records in a database?

1 1052

How would you design a database for an e-commerce website?

1 1049

How do you ensure database security?

1 1198

What would you do if a database crashes in production?

1 968

What are the components of physical database structure in the Oracle database?

1 1652

Preparing for Oracle PL/SQL Interviews – Need Help with Common Questions

1 2306

Un-Answered Questions { Oracle }

what is meant by magic query

2175

What is an oracle user account?

980

What are a query and state the different types of queries and their uses?

1011

How to delete a user account in oracle?

961

What is the Tune Query

2286

How to establish administrator authentication to the server?

1032

How many categories of data types?

985

How to use select statement to count the number of rows in oracle?

1038

How to convert numbers to characters in oracle?

1026

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

565

How to work with data objects interactively?

972

What is data block in Oracle?

1110

What is a partition in oracle?

1115

How to define an oracle sub procedure?

1134

can u pls share responsibilities for production how to environment in odi?and how to generate report ?

2361

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