Table of Contents
Why Software-Defined Virtual Networks Are the Future of Cloud Infrastructure
Discover what a virtual network is in cloud computing. Learn how software-defined networks replace traditional physical hardware with virtual routers, switches, and firewalls for ultimate scalability.
Question
What is a virtual network in cloud computing?
A. A local area network version of a virtual home office
B. A software-defined version of a traditional physical network
C. A hardware-defined version of a traditional physical network
D. A firmware that defines a traditional physical network
Answer
B. A software-defined version of a traditional physical network
Explanation
In the world of cloud computing, a virtual network acts just like a physical network, but it is built entirely out of code. Instead of buying physical cables, metal routers, and bulky hardware switches, you use virtualization software to define and create those same components digitally. This allows you to build a secure, logically isolated network environment—often called a Virtual Private Cloud (VPC)—that runs on top of a cloud provider’s massive physical infrastructure. Because it is software-defined, you can instantly scale your network, adjust firewall rules, and change routing paths with just a few clicks, making it far more flexible and cost-effective than traditional hardware networks.
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