Kubernetes

What is a kubelet?

• A node agent that manages pods and their containers

• Software that is used to run containers outside of pods

• A smaller version of Kubernetes

• A device that collects data in an organized manner for easy access

Generally, what is a proxy service used for?

• To supplant an authentic webpage in a search engine's index and search page results

• To connect external parties and route data between internal and external containers

• To act as an intermediary between an endpoint device and another server

• To relay connection requests for inbound network traffic

What is the function of a node?

• To communicate with hosts on a network

• To run pods according to master components

• To channel incoming data from multiple input ports to a specific port

What is a pod in Kubernetes and what does it do?

• A collection of physical IT components that supports a group of containers

• A collection of logic circuitry that evaluates a computer's operational code

• Where you find peas

• One or more containers grouped together to share resources and run as a unit

In the context of Kubernetes, what is a container?

• An application environment installed on software that imitates dedicated hardware

• A package that relies on virtual isolation technology to deploy and run applications that access a shared OS kernel

• A large metal box that is used to hold or transport something

• A unit that stores data on a computer's memory drive

What is the function of labels?

• To classify functions

• To tag containers and link them together in groups

• To assign functions to pods

• To be ignored by millennials

What is a Kubernetes volume?

• The software within an OS that controls capacity allocation for nodes

• A directory for the data accessible to containers in a pod

• Layering software that puts apps into compartments for easier deployment

• Code that enables two software programs to communicate

Which of the following are valid docker commands?

• docker ps

• docker run [OPTIONS] IMAGE [COMMAND] [ARG...]

• docker images

• All of the above

Which components are installed on a node to mark it as part of the data plane in a Kubernetes cluster?[Multiple Select]

• api-server

• kube-proxy

• kubelet

• scheduler

What Kubernetes resources are NOT used to ensure the Application management?

• Deployments

• Secrets

• ReplicaSets

• Pods