Cloud Computing International Test Quiz Exam with certificate 2025

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1. What is the term for a software development approach where applications are divided into small, independent, and loosely coupled microservices?

Service-oriented architecture (SOA)

Monolithic architecture

Microservices architecture

Container architecture

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2 / 20

2. What is the term for a cloud security practice that involves hiding sensitive data by replacing it with a non-sensitive equivalent?

Data encryption

Data virtualization

Data replication

Data masking

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3. What is the primary role of a Content Delivery Network (CDN) in cloud computing?

To store and manage database records

To optimize cloud resource utilization

To manage user authentication and access control

To distribute content and web assets to users with low latency

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4 / 20

4. Which cloud deployment model is characterized by a shared cloud infrastructure that is accessible by the general public?

Community Cloud

Hybrid Cloud

Public Cloud

Private Cloud

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5 / 20

5. Which cloud computing service model allows users to access and use software applications over the internet on a subscription basis?

SaaS

IaaS

DaaS (Desktop as a Service)

PaaS

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6 / 20

6. In cloud terminology, what does "elasticity" refer to?

The ability to stretch cloud resources

The ability to automatically scale resources up and down based on demand

The flexibility of cloud services

The size of a cloud instance

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7 / 20

7. What is the primary advantage of using a Function as a Service (FaaS) model for application development?

Full access to underlying hardware resources

Fine-grained control over virtual machines

Simplified event-driven programming and automatic scaling

Ability to run legacy applications without modification

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8 / 20

8. What is the term for a technology that enables the creation of isolated, virtualized computing environments within a single physical server?

Load Balancer

Content Delivery Network (CDN)

Firewall

Hypervisor

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9 / 20

9. What is the primary advantage of using a binary search tree (BST) over other data structures for sorted data?

Lower memory usage

Constant-time search operations

Faster insertion and deletion operations

Ability to store unsorted data efficiently

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10 / 20

10. In computer science, what does the term "Big O notation" represent?

The size of the input data in a database

The largest possible input size for an algorithm

The maximum memory usage of an algorithm

The upper bound on the time complexity of an algorithm

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11 / 20

11. What does the term "garbage collection" refer to in the context of programming languages?

Cleaning up memory by reclaiming resources from objects that are no longer in use

Minimizing code redundancy

Organizing code for better readability

Deleting unused code segments

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12 / 20

12. What is the primary advantage of using "serverless databases" in a cloud environment?

Lower database storage costs

Greater control over database management

Ability to run databases without an internet connection

Simplified database scaling and maintenance

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13. What is the primary benefit of using a serverless computing model for applications?

Lower cost of cloud resources

Greater control over infrastructure

Simplified application deployment and scaling

Ability to run applications without an internet connection

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14. Which cloud service model is most suitable for organizations that want to outsource their entire IT infrastructure, including servers, storage, and networking?

XaaS

IaaS

SaaS

PaaS

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15. What does the term "cloud orchestration" refer to in cloud computing?

The process of migrating data to the cloud

The configuration of virtual private networks (VPNs) in the cloud

The automated management and coordination of multiple cloud resources to deploy and manage complex applications

The analysis of cloud usage data to optimize costs

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16 / 20

16. What does the term "cloud bursting" refer to in cloud computing?

The automatic scaling of applications from a private cloud to a public cloud to handle increased workloads

The process of moving data to a different cloud provider

The replication of cloud data for backup purposes

The creation of a private cloud within a public cloud

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17. What is the primary role of a load balancer in a cloud infrastructure?

To distribute incoming network traffic across multiple servers or instances

To store data

To manage virtualization

To provide encryption for data in transit

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18. Which cloud computing service model allows users to develop, run, and manage applications without worrying about the underlying infrastructure?

PaaS

IaaS

XaaS

SaaS

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19 / 20

19. In cloud computing, what is the primary purpose of "resource tagging"?

To optimize cloud network performance

To identify and categorize cloud resources for billing and management purposes

To encrypt data stored in cloud storage

To hide cloud resources from unauthorized users

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20. What is the term for a security attack that involves intercepting and altering communication between two parties in the cloud?

SQL Injection Attack

Distributed Denial of Service (DDoS) Attack

Man-in-the-Middle (MitM) Attack

Cross-Site Scripting (XSS) Attack

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