Birlasoft Oracle Database Administrator Interview Questions and Answers

Q1. How to sync primary and standby?
Ans. 
Primary and standby databases can be synced using Data Guard in Oracle.
• Configure Data Guard on primary and standby databases

• Enable redo transport services

• Monitor and resolve any synchronization issues

• Perform switchover or failover when necessary
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Q2. Performance tuning?
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Q1. Why you want to change the job?
Ans. 
Seeking new challenges and growth opportunities in a dynamic environment.
• Looking for new challenges to enhance my skills and knowledge

• Seeking growth opportunities for career advancement

• Interested in working in a more dynamic and innovative environment
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Q2. Expected salary.
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Maths reasoning english

Problem solving based question

Q1. Basic on location shift jobs etc
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Q1. Networking database Linux windows
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Q1. Tell about yourself
Ans. 
Experienced Oracle DBA with 5+ years of hands-on experience in managing databases, optimizing performance, and ensuring data security.
• 5+ years of experience as an Oracle DBA

• Proficient in database management, performance optimization, and data security

• Skilled in troubleshooting and resolving database issues

• Strong knowledge of Oracle database architecture and SQL

• Certified Oracle Database Administrator (OCA/OCP)
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Q1. What is the role of Oracle DBA
Ans. 
The role of an Oracle DBA is to manage and maintain Oracle databases to ensure they are secure, efficient, and reliable.
• Installing and upgrading Oracle software

• Configuring and monitoring database performance

• Backup and recovery of data

• Troubleshooting and resolving database issues

• Implementing security measures to protect data

• Managing users and permissions
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Q1. What is rac in brief
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RAC stands for Real Application Clusters, a feature of Oracle Database that allows multiple instances to access a single database simultaneously.
• Enables high availability and scalability by distributing workload across multiple nodes

• Provides failover protection and load balancing

• Allows for parallel execution of queries across multiple nodes

• Example: A company using RAC to ensure continuous availability of their critical
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Q2. What is data gurad
Ans. 
Data Guard is Oracle's high availability and disaster recovery solution for Oracle databases.
• Data Guard provides a comprehensive set of services that create, maintain, manage, and monitor one or more standby databases to enable production Oracle databases to survive disasters and data corruptions.

• It ensures high availability, data protection, and disaster recovery for enterprise data.

• Data Guard can be used with traditi...read more
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Q1. Why u want to switch
Ans. 
Seeking new challenges and growth opportunities in a dynamic environment.
• Looking for new challenges to enhance my skills

• Interested in working with cutting-edge technology

• Seeking opportunities for career growth and advancement
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Q2. What do u expect from new company
Ans. 
I expect a supportive work environment, opportunities for growth, and a collaborative team.
• Supportive work environment with open communication

• Opportunities for professional growth and development

• Collaborative team that values teamwork and diversity
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Q1. Tell me about your roles and responsibilities
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Q2. How to add diskgroup in disks
Ans. 
To add a diskgroup in disks, use the CREATE DISKGROUP command in Oracle ASM.
• Ensure that the disks are initialized and partitioned

• Use the ASMCA (ASM Configuration Assistant) or ASMCMD (ASM Command-Line Utility) to create the diskgroup

• Specify the diskgroup name, redundancy level, and the disks to be included in the diskgroup

• Example: CREATE DISKGROUP dg1 NORMAL REDUNDANCY DISK '/dev/sdb1', '/dev/sdc1'
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Q3. What will do in Real application cluater
Ans. 
Real Application Cluster (RAC) is a cluster database with shared disk architecture.
• RAC allows multiple instances to access a single database simultaneously.

• It provides high availability and scalability.

• RAC uses Oracle Clusterware to manage the cluster.

• Load balancing and failover are automatic in RAC.

• RAC requires additional hardware and software licenses.
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Q1. 1)Tell me about your self 2) Your educational background
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Q2. 3) why it field 4) which certification you have
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Quants, logic and English including puzzles and some gk based puzzles as well

This is a basic mathematics test sometimes one section might be English

Q1. You should be prepared with technical skills according to your college curricular
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They ask you to debug and place the correct code and run the code and get it executed.
They don't want you to execute all the questions good amount of questions need to be executed and your try to make the code execute matters

Q1. What are your salary expectations?
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Q2. Why should we hire you?
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Q3. Where do you see yourself in 5 years?
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Q4. What are your strengths and weaknesses?
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Q5. Tell me about yourself.
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Q6. Willing to relocate - answer should be yes Do you lie for the company welfare and goodwill - answer yes and also mention that if no one is get affected
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