60 Oci Interview Questions (Oracle Cloud Infrastructure)

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Oracle Cloud Infrastructure (OCI) has emerged as a powerful platform for businesses looking to leverage cloud computing. With its robust architecture, comprehensive services, and unique features, OCI enables organizations to deploy, manage, and scale applications efficiently.

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60 Oci Interview Questions

This article presents 60 interview questions designed to assess candidates’ knowledge of OCI, covering topics such as compute, networking, storage, databases, and security. Whether you are preparing for a job interview or seeking to enhance your understanding of OCI, these questions will provide valuable insights into the essential concepts and practices that define this cloud service.

General OCI Concepts:

  1. What is Oracle Cloud Infrastructure (OCI)?
  2. How does OCI differ from other cloud providers like AWS or Azure?
  3. What are the main services offered by OCI?
  4. Explain the concept of a region in OCI.
  5. What is an availability domain in OCI?
  6. How does OCI ensure high availability?
  7. What are the different support levels available in OCI?
  8. Can you explain OCI’s shared security model?
  9. How does OCI handle disaster recovery?
  10. What is a compartment in OCI, and how is it used?

Compute Services:

  1. What types of compute instances are available in OCI?
  2. How do you scale compute instances in OCI?
  3. What is the difference between bare metal and virtual machine instances in OCI?
  4. Explain the process of creating an OCI instance.
  5. What is an OCI instance pool?
  6. How do you troubleshoot a failed instance in OCI?
  7. Can you explain what preemptible instances are in OCI?
  8. How do you manage instance backups in OCI?
  9. What is autoscaling in OCI, and how does it work?
  10. How does OCI handle patch management for compute instances?

Also See: Relationship Building Interview Questions

Networking:

  1. What is a Virtual Cloud Network (VCN) in OCI?
  2. How do you set up a VCN in OCI?
  3. Explain the concept of subnets in OCI.
  4. What is an Internet Gateway in OCI?
  5. What are Network Security Groups (NSGs) and how are they used?
  6. How does OCI handle load balancing?
  7. What is FastConnect in OCI, and when would you use it?
  8. How does OCI implement VCN peering?
  9. What is a Route Table in OCI?
  10. How do you secure network traffic in OCI?

Storage:

  1. What are the different types of storage available in OCI?
  2. How do you create a block volume in OCI?
  3. What is an Object Storage service in OCI?
  4. Explain the difference between Block Storage and Object Storage in OCI.
  5. How do you take snapshots of storage volumes in OCI?
  6. How does OCI handle data durability in Object Storage?
  7. What are the best practices for securing storage in OCI?
  8. How do you move data between regions in OCI?
  9. What is OCI Archive Storage?
  10. How do you connect Block Volumes to instances in OCI?

Database:

  1. What are the different types of databases available in OCI?
  2. How do you create an Autonomous Database in OCI?
  3. What is Oracle Autonomous Database?
  4. How do you monitor database performance in OCI?
  5. What are the key differences between Oracle RAC and Oracle Autonomous Database?
  6. How do you manage backups for databases in OCI?
  7. Explain the process of scaling an Autonomous Database in OCI.
  8. How does OCI support hybrid cloud databases?
  9. What is Data Safe in OCI, and what are its use cases?
  10. How do you migrate an on-premises database to OCI?

Also See: Distributed Systems interview Questions

Security:

  1. What security services are available in OCI?
  2. How does OCI handle identity and access management (IAM)?
  3. What is Oracle Cloud Guard, and how is it used?
  4. Explain the use of policies in OCI’s IAM service.
  5. How does OCI ensure data encryption at rest and in transit?
  6. What is the difference between user groups and compartments in OCI?
  7. How does OCI’s Web Application Firewall (WAF) work?
  8. What are the logging and auditing services in OCI?
  9. How do you secure APIs in OCI?
  10. What is a key best practice for securing workloads in OCI?

Understanding Oracle Cloud Infrastructure is crucial for professionals in today’s cloud-driven world. By familiarizing yourself with these interview questions, you can better prepare for roles involving OCI and showcase your expertise effectively. Continuous learning and practice will keep you competitive in the ever-evolving cloud landscape.

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