DXC Technology Oracle Database Administrator Interview Questions and Answers

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. 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 rac in brief
Ans. 
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. 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