Practice Free H12-631_V1.0-ENU Exam Online Questions
When planning and designing a Ceph cluster, which of the following services is best served by a high-frequency CPU?
- A . MON
- B . MDS
- C . MGR
- D . OSD
Map the following Kubernetes workloads and functions one by one.
- A . Daemon Process POD
- B . Stateless Pods
- C . Periodic tasks
- D . One-time task
In Ceph, which of the following RBD attributes are related to exclusive-lock? (Multiple choice)
- A . Object-map: Used to track the state of data blocks and is the foundation of locking mechanisms.
- B . laying: Invalid spelling (the correct word should be "layering," which is a basic function of RBD but unrelated to locking mechanisms).
- C . Journaling: Ensures the atomicity and persistence of lock operations.
- D . fast-diff: A fast difference comparison function that does not participate in lock management.
In an AWX deployment, when integrating a GitLab immediately invoked playbook, which type of credential should be created?
- A . Source control
- B . Machine
- C . Template
- D . Cloud users
An engineer plans to create an IP address pool for Pods in a Kubernetes cluster, with a network segment of 11.0.0.0/8 and a network mode of IPIP. The pool will be created using Calico. The following YAML file will meet the requirements:
apiVersion: crd.projectcalico.org/v1
kind: IPPool
metadata:
name: pool
spec:
cidr: 11.0.0.0/8
ipipMode: Always
natOutgoing: True
nodeSelector: all
- A . True
- B . False
In Kubernetes packages, resource objects are identified by their type using GVK. If the kind is the same, it means that the types are completely identical and can be used interchangeably.
- A . True
- B . False
In the use of storage virtualization packages, even virtual machines lack their own physical storage and can directly access the physical storage of the host.
- A . True
- B . False
In Ceph’s CRUSH algorithm, which of the following objects is allowed to be mapped to CRUSH rules?
- A . Hard drive
- B . PG
- C . OSD
- D . Storage Node
An engineer configured the following affinity scheduling policy for a pod in a Kubernetes cluster. Under the same conditions, the node with the label label-2=key-2 has a higher scheduling priority.
affinity:
nodeAffinity:
preferredDuringSchedulingIgnoredDuringExecution:
– weight: 1
preference:
matchExpressions:
– key: label-1
operator: In
values:
– key-1
– weight: 50
preference:
matchExpressions:
– key: label-2
operator: In
values:
– key-2
- A . True
- B . False
After installing cloud-init in a generic image, which of the following operations can be performed when deploying ECS instances?
- A . Specify services to start automatically on system boot
- B . Specify hostname
- C . Specify ECS security policy
- D . Specify the compute node to run