Table of Contents
What are the interview questions for Oracle DBA?
Basic Oracle DBA Interview Questions for Freshers
- Mention Oracle DBA Characteristics.
- What is Oracle?
- What is an Oracle Database?
- What is an Oracle index?
- Why is the index used?
- Who is responsible to update the indexes?
- What are the various databases available in the market?
How can I be a good DBA in Oracle?
Are there steps I can follow to become an Oracle DBA?
- Step 1 Do some research about the role.
- Step 2 Study the basics of database administration.
- Step 3 Take training courses.
- Step 4 Learn about related technologies.
- Step 5 Look for database developer positions.
- Step 6 Take advanced training.
- Step 7 Get certified.
What are the roles and responsibilities of Oracle DBA?
As an Oracle DBA, you can expect to be involved in the following tasks:
- Installing Oracle software.
- Creating Oracle databases.
- Performing upgrades of the database and software to new release levels.
- Starting up and shutting down the database.
- Managing the database’s storage structures.
- Managing users and security.
What is the difference between checkpoint and SCN?
Checkpoint is the concept/background process while SCN is like serial number in our table.. the system change number (SCN) is Oracle’s clock – every time we commit, the clock increments. The SCN just marks a consistent point in time in the database.
What is materialized view in Oracle?
A materialized view is a database object that contains the results of a query. You can select data from a materialized view as you would from a table or view. In replication environments, the materialized views commonly created are primary key, rowid, object, and subquery materialized views.
What are the most common tasks performed as a DBA?
The following lists some of the most common tasks performed by the average DBA, from A to Z.
- Auditing.
- Application Integration.
- Backup and Recovery.
- Business Intelligence/Data Warehousing.
- Capacity Planning.
- Change Management.
- Database Application Development.
- Data Modeling and Database Design.
What are the common interview questions asked in Oracle DBA?
Here we have listed out some of common interview questions asked in a oracle dba interview. We are trying our best to include QAs from different topics of oracle database. 1. What is the difference between database and instance Oracle database is consists of physical files like datafile, redo logs, tempfile, undo file and controlfiles.
What are constraints in Oracle interview questions?
This is the most common Oracle Interview Questions asked in an interview. Constraints are the rules defined over data. Named constraint for a primary key can be added in two ways: 1. During table creation: 2. In the Alter statement 6. What are savepoints?
According to research, Oracle Apps DBA has a market share of about 0.8\%. So, You still have the opportunity to move ahead in your career in Oracle Apps DBA Development. Mindmajix offers Advanced Oracle Apps DBA Interview Questions 2021 that help you in cracking your interview & acquire a dream career as an Oracle Apps DBA Developer.
How to become a professional in Oracle apps DBA?
If you want to enrich your career and become a professional in Oracle Apps DBA, then enroll in ” Oracle Apps DBA Training “. This course will help you to achieve excellence in this domain. How to find the Database version?
https://www.youtube.com/watch?v=o8L6vI11K2s