CS505P Quiz 3

Q1. Which feature allows multiple virtual machines to access a shared storage system concurrently while maintaining data integrity?

1. Network-attached storage (NAS)
2. Distributed file system
3. Storage area network (SAN)
4. Storage virtualization

Correct answer: Distributed file system

Q2. Which technology companies are known for operating massive data centers to support their services?

1. Amazon and Netflix
2. Twitter and LinkedIn
3. Microsoft and Apple

Q3. Which type of virtualization creates virtualized versions of physical hardware devices, allowing multiple virtual devices to run on a single physical device?

1. Hardware virtualization
2. Storage virtualization
3. Server virtualization
4. Network virtualization

Correct answer: Hardware virtualization

Q4. Which architectural component of a Virtual Data Center enables the migration of virtual machines between physical hosts without service interruption?

1. Load Balancer
2. Live Migration Manager
3. Virtual Switch
4. Hypervisor

Correct answer: Live Migration Manager

Q5. Which type of virtualization allows applications to run on a virtualized operating system, separate from the host operating system?

1. Application virtualization
2. Storage virtualization
3. Server virtualization
4. Network virtualization

Correct answer: Application virtualization

Q6. Which component of an SDDC is responsible for managing and orchestrating virtual machines?

1. Software-Defined Networking (SDN)
2. Software-Defined Storage (SDS)
3. Virtual Machine Manager (VMM)
4. Hypervisor

Correct answer: Virtual Machine Manager (VMM)

Q7. Which company designs its own custom servers and data centers as part of its infrastructure strategy?

1. Airbnb
2. Spotify

Q8. What is the fundamental building block of a Virtual Data Center (VDC)?

1. Hypervisors
2. Virtual machines
3. Network switches
4. Storage arrays

Correct answer: Virtual machines

Q9. What is the benefit of using virtual hard disks in a virtual data center?

1. Enhanced data security and encryption capabilities
2. Improved network connectivity and lower latency
3. Increased physical storage capacity and faster data access
4. Reduced hardware costs and better resource utilization

Correct answer: Reduced hardware costs and better resource utilization

Q10. Which type of virtualization allows multiple virtual servers to run on a single physical server, sharing the underlying hardware resources?

1. Application virtualization
2. Server virtualization
3. Storage virtualization
4. Network virtualization

Correct answer: Server virtualization