Net-Work it!
A device that connects multiple computers in a LAN.
What is a switch?
A signal with discrete values, either digital or analog.
What is digital?
The point at which resources are allocated in static virtualization.
What is at VM creation time?
The key feature of dynamic virtualization.
What is resources adjust automatically based on demand?
The type of system that Kubernetes manages.
What is containers?
The IP class for addresses starting with 192.168.x.x.
What is Class C? or /16 subnet mask.
A device that converts analog signals to digital.
What is an ADC (Analog-to-Digital Converter)?
Whether static VMs can be resized while powered on.
What is no.
The hypervisor feature that enables dynamic memory resizing.
What is memory ballooning?
A group of one or more containers in Kubernetes.
What is a pod?
The protocol used to send email.
What is SMTP?
The loss of signal strength over distance.
What is signal attenuation?
A popular hypervisor brand used for static virtualization, often used in enterprise environments. They increased prices and cater to enterprise.
What is VMware vSphere?
This Bill Gates hypervisor brand known for its dynamic virtualization features, particularly resource management and auto-scaling.
What is Microsoft Hyper-V?
The component responsible for scheduling pods to nodes.
What is the scheduler?
The network layer on which TCP operates.
What is the Transport Layer?
The theorem used to determine the minimum sampling rate for a signal.
What is the Nyquist Theorem?
A scenario where static VMs are useful.
What is predictable workloads like print servers?
A benefit of dynamic VMs over static VMs.
What is better efficiency and cost savings?
The command-line tool used to interact with Kubernetes.
What is kubectl?
The protocol used to securely transfer files over a network.
What is SFTP (Secure File Transfer Protocol)?
When sending a signal, shared knowledge of the clock
what is Synchronous?
The result when a static VM runs out of RAM.
What is it may crash or throttle due to no dynamic adjustment?
A risk or complexity in dynamic environments.
What is resource contention or management overhead?
The Kubernetes command used to apply configuration changes to resources in a cluster.
What is kubectl apply?