61. What best describes cloud native service discovery?
A. It’s a mechanism for applications and microservices to locate each other on a network.
B. It’s a procedure for discovering a MAC address, associated with a given IP address.
C. It’s used for automatically assigning IP addresses to devices connected to the network.
D. It’s a protocol that turns human-readable domain names into IP addresses on the Internet.
Answer
A
62. What components are common in a service mesh?
A. tracing and log storage
B. circuit breaking and Pod scheduling
C. data plane and runtime plane
D. service proxy and control plane
Answer
D
63. Which storage operator in Kubernetes can help the system to self-scale, self-heal, etc?
A. Rook
B. Kubernetes
C. Helm
D. Container Storage Interface (CSI)
Answer
A
64. What fields must exist in any Kubernetes object (e.g. YAML) file?
A. apiVersion, kind, metadata
B. kind, namespace, data
C. apiVersion, metadata, namespace
D. kind, metadata, data
Answer
A
65. Which of the following would fall under the responsibilities of an SRE?
A. Developing a new application feature.
B. Creating a monitoring baseline for an application.
C. Submitting a budget for running an application in a cloud.
D. Writing policy on how to submit a code change.
Answer
B
66. What are the initial namespaces that Kubernetes starts with?
A. default, kube-system, kube-public, kube-node-lease
B. default, system, kube-public
C. kube-default, kube-system, kube-main, kube-node-lease
D. kube-default, system, kube-main, kube-primary
Answer
A
67. What is a probe within Kubernetes?
A. A monitoring mechanism of the Kubernetes API.
B. A pre-operational scope issued by the kubectl agent.
C. A diagnostic performed periodically by the kubelet on a container.
D. A logging mechanism of the Kubernetes API.
Answer
C
68. Which Kubernetes feature would you use to guard against split brain scenarios with your distributed application?
A. Replication controllers
B. Consensus protocols
C. Rolling updates
D. StatefulSet
Answer
D
69. What feature must a CNI support to control specific traffic flows for workloads running in Kubernetes?
A. Border Gateway Protocol
B. IP Address Management
C. Pod Security Policy
D. Network Policies
Answer
D
70. What is the main role of the Kubernetes DNS within a cluster?
A. Acts as a DNS server for virtual machines that are running outside the cluster.
B. Provides a DNS as a Service, allowing users to create zones and registries for domains that they own.
C. Allows Pods running in dual stack to convert IPv6 calls into IPv4 calls.
D. Provides consistent DNS Names for Pods and Services for workloads that need to communicate with each other.
Answer
D