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Wipro Oracle Database Administrator Interview Questions, Process, and Tips
Top Wipro Oracle Database Administrator Interview Questions and Answers
- Q1. 19c upgradation steps Challanges faced during upgradation. Dataguard configuration Opatch rollback steps. RMAN duplication
- Q2. How to check the long running in database
- Q3. What is Oracle? Who is responsible to update the indexes?
Wipro Oracle Database Administrator Interview Experiences
11 interviews found
Anonymous
(2 Questions)
- Q1. Tell me something about yourself
- Q2. What is your current ctc
Interview Preparation Tips
cool app
I applied via Naukri.com and was interviewed in Feb 2023. There were 2 interview rounds.
(2 Questions)
- Q1. AWR,RAC, BASIC QUERY
- Q2. RMAN BACKUP AND RECOVERY
- Ans.
RMAN backup and recovery is a crucial aspect of Oracle Database Administration.
RMAN (Recovery Manager) is a tool used for backup and recovery of Oracle databases.
It provides features like incremental backups, block-level backups, and backup compression.
RMAN can also be used for restoring and recovering databases in case of failures.
It is important to regularly test backups and recovery procedures to ensure they are wor...
Interview Preparation Tips
- Oracle
I applied via Naukri.com and was interviewed in Dec 2021. There was 1 interview round.
(1 Question)
- Q1. 19c upgradation steps Challanges faced during upgradation. Dataguard configuration Opatch rollback steps. RMAN duplication
- Ans.
Upgrading to Oracle Database 19c and related challenges
Ensure compatibility of existing applications with 19c
Perform pre-upgrade tasks such as backup and patching
Upgrade the database using DBUA or manual methods
Address challenges such as deprecated features and changes in behavior
Configure Data Guard for high availability and disaster recovery
Rollback an OPatch using the -rollback option
Use RMAN duplication to create a
Interview Preparation Tips
- Performance Tuning
- Rac
- 19c upgradation
- Datapump
- Dataguard
Also be prepared with commonly asked wait events for performance tuning. Share your own scenario.
Your confidence will boost after 2-3 interviews so don't give up early.
Skills evaluated in this interview
What people are saying about Wipro
(1 Question)
- Q1. Basics knowledge of our Domain
(1 Question)
- Q1. What is Oracle? Who is responsible to update the indexes?
- Ans.
Oracle is a relational database management system developed by Oracle Corporation.
Oracle is used to store and manage data in a structured manner.
It supports SQL and PL/SQL programming languages.
Indexes are updated by the database itself as part of its maintenance tasks.
However, DBAs can also manually update indexes if needed.
Interview Preparation Tips
Skills evaluated in this interview
Wipro interview questions for designations
I applied via Walk-in and was interviewed in Dec 2021. There was 1 interview round.
(2 Questions)
- Q1. How will you take rman backup quickly
- Ans.
To take RMAN backup quickly, use parallelism, compression, and backup sets.
Use multiple channels to take backup in parallel
Enable compression to reduce backup size
Use backup sets to split backup into smaller pieces
Use incremental backup to reduce backup time
Use fast recovery area to store backups for quick recovery
- Q2. How to check the long running in database
- Ans.
To check long running in database, use SQL queries to identify and troubleshoot slow queries.
Use Oracle Enterprise Manager to monitor database performance
Check the V$SESSION_LONGOPS view to identify long running operations
Use SQL trace to identify slow queries
Check the alert log for any errors or warnings
Use AWR reports to analyze database performance over time
Interview Preparation Tips
- Cisco Certified Network Associate
I applied via Naukri.com and was interviewed in May 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Backup activities of database,RAC services concept and DR syncing and snapshot standby,basic MS sql and sql questions
Interview Preparation Tips
I applied via Referral and was interviewed in Mar 2021. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. 1) Dataguard related questions. 2) partition related questions 3) rman 4) asm &Rac
Interview Preparation Tips
Our day-to-day activities that's it.
DBA ORACLE
Interview Questionnaire
1 Question
- Q1. What is SCAN listener
- Ans.
SCAN listener is a single name for a group of Oracle RAC nodes that allows clients to connect to any node in the cluster.
SCAN stands for Single Client Access Name
It is used to simplify client connections to Oracle RAC databases
It provides a single name for a group of nodes in the cluster
Clients connect to the SCAN listener instead of individual node listeners
The SCAN listener redirects the connection request to an avai...
Skills evaluated in this interview
Interview Questionnaire
4 Questions
- Q1. Personal appearance is important or what
- Q2. How to talk without disturb in interview
- Q3. How to control interview severance
- Q4. How approach I'm the right person for this project
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