DXC Technology Oracle Database Administrator Interview Questions and Answers

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
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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. 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