Are you looking to build your career in cloud technologies, or you are cloud enthusiasts who wants to explore the cloud. This post provides you the solid foundation of most commonly asked Cloud Computing Interview Questions and Answers, We have made the MCQ’s set of around 500 questions and answers to help you with your cloud journey.
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Top 30 Cloud Computing Interview Questions and Answers
Q1. What is cloud computing?
A) A technology used only for weather forecasting
B) A way to access and manage computer resources over the internet
C) A type of local area network
D) An open-source operating system
Answer: B
Q2. Which of the following is not a cloud service model?
A) SaaS
B) IaaS
C) PaaS
D) LaaS
Answer: D
Q3. What does SaaS stand for in cloud computing?
A) Software as a Service
B) Storage as a Service
C) System as a Service
D) Security as a Service
Answer: A
Q4. Which cloud service model provides virtualized computing resources over the internet?
A) SaaS
B) IaaS
C) PaaS
D) DaaS
Answer: B
Q5. What is the main advantage of IaaS (Infrastructure as a Service)?
A) Easy access to software applications
B) Shared responsibility for security
C) On-demand scalability of hardware resources
D) High-level programming platform
Answer: C
Q6. Which cloud deployment model is dedicated to a single organization and provides the highest level of control?
A) Public cloud
B) Private cloud
C) Hybrid cloud
D) Community cloud
Answer: B
Q7. What is the purpose of a hypervisor in cloud computing?
A) To manage user access and permissions
B) To virtualize and manage hardware resources
C) To provide SaaS applications
D) To encrypt data in the cloud
Answer: B
Q8. Which cloud computing concept is associated with “pay as you go” pricing?
A) Subscription model
B) Capex model
C) Opex model
D) Freemium model
Answer: C
Q9. What is the term for the practice of using multiple cloud providers to avoid vendor lock-in and increase redundancy?
A) Multi-cloud
B) Inter-cloud
C) Hybrid cloud
D) Cross-cloud
Answer: A
Q10. Which cloud service is designed for developers to build, test, and deploy applications without managing infrastructure?
A) SaaS
B) IaaS
C) PaaS
D) XaaS
Answer: C
Q11. What is a potential disadvantage of cloud computing in terms of data security?
A) Increased control over data
B) Greater vulnerability to physical theft
C) Improved disaster recovery options
D) Data breaches and privacy concerns
Answer: D
Q12. Which cloud service model typically provides email, office applications, and collaboration tools over the internet?
A) IaaS
B) PaaS
C) SaaS
D) FaaS
Answer: C
Q13. What is the main benefit of serverless computing in cloud services?
A) Full control over server configurations
B) Reduced operational overhead
C) Low latency network connections
D) Greater hardware customization
Answer: B
Q14. Which cloud provider is known for its e-commerce platform and cloud services, including AWS?
A) Google Cloud Platform (GCP)
B) Microsoft Azure
C) Alibaba Cloud
D) Amazon Web Services (AWS)
Answer: D
Q15. What does CDN stand for in cloud computing?
A) Cloud Data Network
B) Content Distribution Network
C) Cloud Developer Network
D) Central Data Node
Answer: B
Q16. Which of the following is an example of a public cloud service?
A) An organization’s private data center
B) A cloud service used exclusively by a single company
C) A cloud service open to the general public
D) A cloud service focused on government agencies
Answer: C
Q17. In the context of cloud computing, what does the term “elasticity” refer to?
A) The ability to stretch a virtual machine’s resources
B) The ability to automatically adjust resources to handle load variations
C) The ability to encrypt data at rest
D) The ability to connect to the cloud from anywhere
Answer: B
Q18. What is the primary role of a cloud service broker?
A) Managing physical data centers
B) Facilitating cloud migrations
C) Developing cloud applications
D) Providing customer support for cloud services
Answer: B
Q19. What cloud computing model allows users to build and manage their applications while the cloud provider manages the infrastructure?
A) SaaS
B) IaaS
C) PaaS
D) XaaS
Answer: C
Q20. Which cloud deployment model combines elements of both public and private clouds?
A) Public cloud
B) Private cloud
C) Hybrid cloud
D) Community cloud
Answer: C
Q21. What is the term for a service that allows organizations to back up and recover data in the cloud?
A) Disaster Recovery as a Service (DRaaS)
B) Data Management as a Service (DMaaS)
C) Security as a Service (SaaS)
D) Network as a Service (NaaS)
Answer: A
Q22. What is the main benefit of cloud-native applications?
A) They are only compatible with on-premises infrastructure.
B) They can be deployed on any cloud platform without modification.
C) They are slower and less scalable than traditional applications.
D) They require physical hardware for operation.
Answer: B
Q23. Which cloud provider is known for its focus on AI and machine learning services?
A) IBM Cloud
B) Oracle Cloud
C) Google Cloud Platform (GCP)
D) DigitalOcean
Answer: C
Q24. What is the primary concern related to data sovereignty in cloud computing?
A) The location of data centers
B) The level of encryption used
C) The cost of cloud services
D) The speed of data transfer
Answer: A
Q25. Which cloud service model involves providing network-related services over the cloud?
A) NaaS
B) PaaS
C) DaaS
D) SaaS
Answer: A
Q26. What is the term for the practice of using virtualization to create multiple isolated environments on a single physical server?
A) Cloud computing
B) Serverless computing
C) Virtualization
D) Hypervisor
Answer: C
Q27. What is the main difference between cloud computing and traditional on-premises computing?
A) Cloud computing is always cheaper than on-premises computing.
B) Cloud computing relies on physical servers, while on-premises computing does not.
C) Cloud computing resources are typically accessed and managed over the internet.
D) On-premises computing is more scalable than cloud computing.
Answer: C
Q28. Which cloud computing model is optimized for software development and testing?
A) SaaS
B) IaaS
C) PaaS
D) HaaS
Answer: C
Q29. What is a potential disadvantage of public cloud services?
A) High degree of customization and control
B) Limited scalability
C) Data security and privacy concerns
D) Slow network connections
Answer: C
Q30. What is the purpose of a load balancer in cloud computing?
A) To restrict access to cloud resources
B) To optimize resource usage and ensure high availability
C) To manage the physical data center
D) To analyze network traffic for security threats
Answer: B
As you prepare for the Cloud computing interview, keep in mind you should have practical experience, focus on continuous learning. The cloud computing field is so big that everyday you learn something new and you will feel that you have just started.
Next, we have Part 2 consisting of more Top 30 Cloud Computing Interview Questions