Nodes

A Node's _____ condition is True when its network is not correctly configured NetworkUnavailable
Addresses in a node's status include _____, InternalIP, ExternalIP HostName
Addresses in a node's status include HostName, _____, ExternalIP InternalIP
A node's DiskPressure condition is _____ when its disk capacity is low True
A Node's heartbeats are sent by its _____. kubelet
The _____ master components manages Node Health, assigns CIDR and updates a node's internal list of nodes. Node Controller
When a node is reachable by kube-apiserver, but its Ready condition has remained False or Unknown for longer than the kube-controller-manager's pod-eviction-timeout, all Pods on the node are scheduled for deletion by the _____ controller node
The _____ assigns a Node's a CIDR block, synchronizes its internal list of other Nodes, and monitors its health. Node Controller
Worker node Kubernetes components (_____ and kube-proxy) communicate with Master node components, specifically kube-apiserver. kubelet
A Node's _____ condition is True when the node's memory is low MemoryPressure
A Node's PIDPressure condition is _____ when there are too many processes running. True
_____ node affinities can block a Pod from running on a node. Soft node affinities are suggestions to the scheduler. Both can be combined, and have multiple weights. Hard
A taint's possible effects are PreferNoSchedule, NoSchedule, _____ NoExecute
The Kubernetes Master node runs kube-apiserver, _____, kube-controller-manager. scheduler
The two types of Node Heartbeats are _____ and the Lease Object NodeStatus updates
_____ allow a node to repel a set of Pods, based on certain properties of the node. Taints
When a node is reachable by kube-apiserver, but its Ready condition has remained False or Unknown for longer than the _____'s pod-eviction-timeout, all Pods on the node are scheduled for deletion by the node controller kube-controller-manager
"A node is in ""_____"" status when it is healthy and accepts pods." Ready
Node heartbeats are stored inside the _____ namespace. kube-node-lease
Taints are set on _____. Tolerations are set on Pods. Nodes
A taint's possible effects are _____, NoSchedule, NoExecute PreferNoSchedule
A node's status contains information about its Addresses, Conditions, _____ and Info. Capacity/Allocatable
A Node's self-registration into the control plane is done by its _____. kubelet
A _____ is a physical or virtual machine running Kubernetes workloads. Node
Worker node Kubernetes components (kubelet and kube-proxy) communicate with Master node components, specifically _____. kube-apiserver
A Node's MemoryPressure condition is _____ when the node's memory is low True
A node's _____ condition is True when its disk capacity is low DiskPressure
A node's status contains information about its _____, Conditions, Capacity/Allocatable and Info. Addresses
"A Node's ""Ready"" status is Unknown when 40 seconds have passed since _____ has heard from the node." the Node Controller
Pod _____ express a preference for Pods to be scheduled on the same node as a specific group of other Pods. affinities
"A Node's ""Ready"" status is _____ when it's unhealthy and not accepting pods." False
Node _____ attract Pods to nodes or repel Pods from nodes using specified attributes. For example, you can specify that a Pod can only run on a node in a specified availability zone. affinities
The _____ watches for unschedulable pods and tries to consolidate currently deployed pods on a smaller number of nodes. cluster autoscaler
A Node's _____ inform an incoming packet where in the node it should go to. iptables
A node's status contains information about its Addresses, Conditions, Capacity/Allocatable and _____. Info
The two types of Node Heartbeats are NodeStatus updates and _____ the Lease Object
A node's _____ describes the amount of resources available to be consumed by Pods. Allocatable
A Pod won’t be scheduled on a Node that has a Taint defined, unless the Pod has a matching _____ defined. Toleration
When a node is reachable by kube-apiserver, but its Ready condition has remained False or Unknown for longer than the kube-controller-manager's _____-timeout, all Pods on the node are scheduled for deletion by the node controller pod-eviction
_____ allow a Pod to be scheduled on nodes with a specific taint. You can use them to run certain Pods only on dedicated nodes. Tolerations
A node's status contains information about its Addresses, _____, Capacity/Allocatable and Info. Conditions
Taints are set on Nodes. Tolerations are set on _____. Pods
A Node's NetworkUnavailable condition is _____ when its network is not correctly configured True
A Node's _____ status field describes general information about it, such as operating system and node component versions Info
Addresses in a node's status include HostName, InternalIP, _____ ExternalIP
It's important to place your Pods across several _____ to ensure fault tolerance, as one of them may fail. nodes
A Node's _____ condition is True when there are too many processes running. PIDPressure
The Kubernetes Master node runs _____, scheduler, kube-controller-manager. kube-apiserver
The _____ node runs kube-apiserver, scheduler, kube-controller-manager. Kubernetes Master
A Pod won’t be scheduled on a Node that has a _____ defined, unless the Pod has a matching Toleration defined. Taint
Hard node affinities can block a Pod from running on a node. _____ node affinities are suggestions to the scheduler. Both can be combined, and have multiple weights. Soft
Worker node Kubernetes components (kubelet and _____) communicate with Master node components, specifically kube-apiserver. kube-proxy
The cluster autoscaler watches for unschedulable pods and tries to consolidate currently deployed pods on a smaller number of _____. nodes
The Kubernetes Master node runs kube-apiserver, scheduler, _____. kube-controller-manager
A taint's possible effects are PreferNoSchedule, _____, NoExecute NoSchedule
"A Node's ""Ready"" status is _____ when 40 seconds have passed since the Node Controller has heard from the node." Unknown
The Cluster Autoscaler adjusts the number of _____ of a cluster. nodes
You can prevent a kubelet from self-registering the node in the control-plane with the _____ flag. --register-node=false
The cluster autoscaler watches for _____ pods and tries to consolidate currently deployed pods on a smaller number of nodes. unschedulable