CompTIA A+ Domain 4: Virtualization and Cloud Computing Welcome to your CompTIA A+ Domain 4: Virtualization and Cloud Computing 1. CompTIA A+: Virtualization and Cloud Computing What is the primary purpose of a Type 1 hypervisor in a virtualized environment? A. To provide a platform for user applications B. To manage and run virtual machines directly on hardware C. To control network access for virtual machines D. To encrypt data stored on virtual machines None 2. CompTIA A+: Virtualization and Cloud Computing In cloud computing, what is the main characteristic of the Infrastructure as a Service (IaaS) model? A. It delivers software applications over the internet. B. It provides virtualized computing resources over the internet. C. It offers platforms for application development. D. It focuses on web-based collaboration tools. None 3. CompTIA A+: Virtualization and Cloud Computing Which technology allows different virtual machines on a single physical host to share the same physical network interface card NIC? A. VLAN tagging B. VPN tunneling C. Network Address Translation (NAT) D. Load balancing None 4. CompTIA A+: Virtualization and Cloud Computing What does the term "elasticity" refer to in the context of cloud computing? A. Data encryption and security B. The ability to scale resources up or down as needed C. Network bandwidth optimization D. Geographic distribution of data centers None 5. CompTIA A+: Virtualization and Cloud Computing In a virtualized environment, what is the role of a Virtual Machine Monitor (VMM)? A. To monitor the performance of virtual machines B. To manage the storage used by virtual machines C. To create and manage virtual machines D. To provide network security for virtual machines None 6. CompTIA A+: Virtualization and Cloud Computing Which of the following best describes Software as a Service (SaaS) in cloud computing? A. A model providing underlying hardware infrastructure B. A service offering development platforms and tools C. A delivery model for software applications via the internet D. A cloud-based approach to manage security services None 7. CompTIA A+: Virtualization and Cloud Computing What is the main advantage of using thin provisioning in a virtualized storage environment? A. Increased data transfer speeds B. Enhanced data security and encryption C. Efficient use of storage by allocating space dynamically D. Redundancy and fault tolerance None 8. CompTIA A+: Virtualization and Cloud Computing In virtualization, what is the function of snapshot technology? A. To back up the entire virtual machine B. To create a point-in-time copy of a virtual machine's state C. To transfer virtual machines between hosts D. To distribute network traffic across virtual machines None 9. CompTIA A+: Virtualization and Cloud Computing Which feature in cloud computing allows for automatic scaling of resources based on workload demands? A. Load balancing B. Auto-scaling C. Redundancy D. Resource pooling None 10. CompTIA A+: Virtualization and Cloud Computing What is the primary function of a cloud access security broker CASB in cloud computing? A. To provide data backup and recovery services B. To manage network traffic and load balancing C. To serve as an intermediary for security policy enforcement D. To offer virtualized computing resources None 11. CompTIA A+: Virtualization and Cloud Computing What is the primary purpose of containerization in a cloud computing environment? A. To provide hardware virtualization B. To enable efficient software development and deployment C. To enhance network security D. To manage user access controls None 12. CompTIA A+: Virtualization and Cloud Computing What is the primary purpose of containerization in a cloud computing environment? A. To provide hardware virtualization B. To enable efficient software development and deployment C. To enhance network security D. To manage user access controls None 13. CompTIA A+: Virtualization and Cloud Computing What technology allows a virtual machine in a cloud environment to appear with its own IP address, independent of the host's IP address? A. Network Address Translation (NAT) B. Virtual LAN (VLAN) C. Virtual Private Network (VPN) D. Virtual IP Addressing (VIP) None 14. CompTIA A+: Virtualization and Cloud Computing In cloud computing, what is the primary function of a Content Delivery Network (CDN)? A. To enhance cybersecurity B. To provide data storage solutions C. To distribute web content and reduce latency D. To manage cloud-based applications None 15. CompTIA A+: Virtualization and Cloud Computing Which of the following best describes Platform as a Service (PaaS) in cloud computing? A. A service providing virtualized server and networking infrastructure B. A delivery model for software applications via the internet C. A cloud-based environment for developing, testing, and managing applications D. A platform offering cloud storage solutions None 16. CompTIA A+: Virtualization and Cloud Computing What is a primary benefit of using virtualization in a data center? A. Increased physical space requirements B. Reduced hardware costs and improved resource utilization C. Simplified network configurations D. Enhanced external security protocols None 17. CompTIA A+: Virtualization and Cloud Computing In a virtualized environment, what is "live migration" of a virtual machine? A. Moving a VM from one host to another without shutting it down B. Updating a VM's software while it's running C. Backing up a VM while it's in use D. Changing a VM's resource allocation in real-time None 18. CompTIA A+: Virtualization and Cloud Computing Which term describes the combination of cloud computing services from both public and private clouds to create a customized IT solution? A. Hybrid cloud B. Multi-cloud C. Community cloud D. Distributed cloud None 19. CompTIA A+: Virtualization and Cloud Computing What is the main advantage of using server virtualization in a corporate data center? A. Enhanced physical security of servers B. Reduced need for data encryption C. Increased energy efficiency and reduced operating costs D. Simplified software licensing management None 20. CompTIA A+: Virtualization and Cloud Computing In cloud computing, what is the main function of orchestration tools like Kubernetes and Docker Swarm? A. Managing and automating containerized application deployment B. Providing virtualized networking solutions C. Enhancing cloud security and compliance D. Offering cloud storage and data backup services None 1 out of 20 Time is Up! Time's up
