Q.1
Which description best fits a DaemonSet?
  • A way to run a copy of a pod on all or some nodes
  • A method to manage clusters of pods
  • A channel through which to pass information between two or more nodes
  • A system to connect nodes and pods
Q.2
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
Q.3
The Kubernetes Network proxy runs on which node?
  • Master Node
  • All the nodes
  • Worker Node
  • None of the above
Q.4
What command makes a node available for scheduling again?
  • kubectl uncordon
  • kubectl cordon
Q.5
What happens when a master node inside kubernetes fails?
  • Pods go into hung state
  • Pods still get created
  • Pods do not get created
  • Pods go into terminating state
Q.6
How does master node communicate with worker node?
  • It doesn't communicate with single node. It communicates with all the nodes at a same time.
  • Worker nodes are provided with static IP which helps master node to communicate with them.
Q.7
Which of the component assigns new workload to worker node?
  • kube-schedular
  • kube-controller-manager
  • kube-etdc
Q.8
What is a worker node responsible for?
  • Running tasks designated by Kubernetes
  • A pod equivalent
  • A Kubernetes working machine
  • A pod manager
Q.9
What Kubernetes resources are NOT used to ensure the Application management?
  • Deployments
  • Secrets
  • ReplicaSets
  • Pods
Q.10
Which of the following are valid docker commands?
  • docker ps
  • docker run [OPTIONS] IMAGE [COMMAND] [ARG...]
  • docker images
  • All of the above
Q.11
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
Q.12
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
Q.13
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
Q.14
What is the correct order of steps to upgrade your OS?
  • 1) kubectl drain <node>2) Upgrade OS3) kubectl cordon <node>
  • 1) kubectl drain <node>2) Upgrade OS3) kubectl uncordon <node>
  • 1) kubectl cordon <node>2) Upgrade OS3) kubectl uncordon <node>
  • 1) kubectl uncordon <node>2) Upgrade OS3) kubectl cordon <node>
Q.15
A Volume stops to exist when a container restarted or deleted!
  • True
  • False
Q.16
A Persistent Volume depends on the lifetime of a Pod!
  • True
  • False
Q.17
Secrets cannot be mounted into pods via a volume!
  • True
  • False
Q.18
Based on what do Networkpolicy resources select pods to define and apply rules?
  • Pod names
  • Namespace name
  • Labels
Q.19
A service account is scoped to a namespace
  • True
  • False
Q.20
What is not a valid affinity rule?
  • Pod AntiAffinity
  • Pod Affinity
  • Node Anti Affinity
  • Node Affinity
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