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June 21, 2025

Practicing with Red Hat Certified Specialist in OpenShift AI EX267 exam dumps questions can help you build confidence and reduce exam anxiety. By familiarizing yourself with the types of questions you can expect to see on the EX267 Red Hat Certified Specialist in OpenShift AI exam and mastering the concepts and skills required to answer them, you can approach the exam with greater confidence and a sense of calm. Besides, EX267 dumps questions can help you achieve this level of knowledge and confidence. Study free RedHat EX267 exam dumps below.

Page 1 of 9

1. Which two commands can be used to view detailed project information?

oc project-info

oc get project -o yaml

oc describe namespace

oc project show

2. Which two callbacks are useful for saving and monitoring model performance?

ModelCheckpoint

EarlyStopping

ReduceLROnPlateau

TensorBoard

3. Which two registries are supported for importing notebook images in OpenShift AI?

Redis

AWS ECR

Azure Blob

Docker Hub

4. How do you upload an existing notebook to a Git repository?

git pull

git upload

git push

git add .ipynb

5. Which two commands undo the last commit but keep the changes in the working directory?

git revert HEAD

git reset --hard HEAD1

git reset HEAD1

git reset --soft HEAD~1

6. Which two features distinguish ModelMesh from traditional model deployment?

Training pipeline integration

Automatic scaling

Dynamic model loading

Real-time data visualization

7. Which two roles provide administrative access to a data science project?

admin

view

project-admin

edit

8. What command deletes a data science project in OpenShift AI?

oc remove project

oc delete data-project

oc delete namespace

oc erase project

9. How do you assign a user to the edit role in a project?

oc policy add-role-to-user edit

oc role add edit

oc assign edit-role

oc set-role user edit

10. Which command is used to install KServe on an OpenShift cluster?

kubectl apply -f kserve.yaml

oc install kserve

oc apply -k github.com/kserve

kubectl deploy kserve

Page 2 of 9

11. What method in pandas reads a CSV file in smaller, manageable parts?

pd.read_csv(chunk_size=1000)

pd.stream_csv(file_path)

pd.partial_read(file_path)

pd.split_csv(file_path)

12. Which Python library is suitable for creating high-performance APIs for model deployment?

Flask

Matplotlib

NumPy

FastAPI

13. Which two resources are deployed when a workbench is created?

Ingress

Service

ConfigMap

Pod

14. Which two components are essential for defining a custom runtime in KServe?

CustomResourceDefinition (CRD)

InferenceService

ServiceMesh

Docker image

15. What is the purpose of kustomize when deploying KServe?

To manage Docker images for services

To monitor and track model deployments

To scale inference services dynamically

To customize Kubernetes configurations

16. What is the function of odh-manifests in OpenShift AI deployment?

Provides YAML files for AI service definitions

Deploys machine learning models and AI workloads

Configures and manages security and access policies

Handles user permissions and role-based access control

17. What is a key feature of the fit() function in TensorFlow?

Loads data into memory

Saves the model

Initializes model weights

Trains the model

18. Which two parameters control idle culling behavior in JupyterHub?

--timeout-cull

--cull-every

--idle-limit

--cull-idle-timeout

19. What file format is used to save Jupyter notebooks?

.csv

.py

.ipynb

.yaml

20. Which two are advantages of using the Adam optimizer?

Reduces model complexity

Faster convergence

Adaptive learning rates

Works only for small datasets

Page 3 of 9

21. How do you delete a deployed InferenceService in KServe?

kubectl delete inferenceservice

kubectl remove service

oc remove runtime

oc delete predictor

22. What two parameters are commonly configured in a DataScienceCluster?

spec.size

spec.notebook

spec.monitoring

spec.version

23. What does git remote -v display?

The commit history

The current branch name

The list of remote repositories and URLs

The status of the working directory

24. Which two components are deployed with a DataScienceCluster?

JupyterHub

TensorFlow Serving

Prometheus

Grafana

25. What is the purpose of a loss function in machine learning?

To visualize data

To update model weights

To measure prediction error

To encode categorical variables

26. Which two configurations are required to create a workbench?

ClusterRole

Route

Image name

Persistent Volume Claim (PVC)

27. What OpenShift resource manages JupyterHub configurations?

Route

Secret

Service

ConfigMap

28. Which command validates a successful OpenShift AI installation?

oc get odh -n ai

oc logs -f openshift-ai-installer

oc status --ai

oc get pods -n openshift-ai

29. What two Operators are essential for managing DataScienceCluster objects?

GPU Operator

OpenShift AI Operator

DataScienceCluster Operator

Notebook Operator

30. How do you specify a custom runtime in a KServe InferenceService YAML?

spec.runtime

spec.predictor.image

spec.service

spec.runtimeName

Page 4 of 9

31. How do you switch to a different project in OpenShift AI?

oc switch

oc project

oc set project

oc use namespace

32. How do you scale JupyterHub pods in OpenShift AI?

oc set scale deployment jupyterhub --replicas=3 -n ai-notebooks

oc adjust deployment jupyterhub -n ai-system

oc autoscale deployment jupyterhub --min=1 --max=5 -n odh-system

oc scale deployment jupyterhub --replicas=3 -n openshift-ai

33. How do you grant view-only permissions to a group in a project?

oc add-role view

oc policy add-role-to-group view

oc set view-role

oc create view-permission

34. How do you discard changes to a Jupyter notebook before committing?

git reset

git restore

git discard

git undo

35. Which command checks if a user has a specific role?

oc policy can-i

oc get roles

oc describe rolebinding

oc role-check

36. What happens when a PVC exceeds its allocated storage?

The pod crashes.

Data is written to temporary storage.

An error is logged.

The PVC automatically resizes.

37. Which Operator ensures automatic updates for OpenShift AI components?

olm-operator

odh-update-operator

openshift-ai-operator

auto-update-operator

38. Which two commands verify if a PVC is bound to a Persistent Volume (PV)?

oc get pvc

oc describe pvc

oc check storage

oc status pvc

39. Which two steps are required to enable GPU support in OpenShift AI?

Deploy a StatefulSet for GPU nodes

Enable the Node Feature Discovery Operator

Configure an Ingress Route for GPU workloads

Install the GPU Operator

40. What does the term “overfitting” mean in machine learning?

Model has poor training accuracy

Model performs well on training data

Model generalizes well to new data

Model has too few parameters

Page 5 of 9

41. How do you list all Persistent Volume Claims in a namespace?

oc get pv

oc get pvc

kubectl list pvc

oc describe storage

42. Which technique helps improve generalization by modifying training data?

Data normalization

Data augmentation

Model pruning

Weight decay

43. Which command installs Elyra in a JupyterLab environment?

pip install kubeflow

conda install -c conda-forge elyra

pip install elyra

pip install notebook

44. Which function in scikit-learn splits data into training and test sets?

data_split()

train_validate()

split_data()

train_test_split()

45. What command builds a custom Jupyter notebook image using OpenShift?

oc compile notebook.yaml

oc build jupyter-notebook

oc create notebook-image

oc new-build --name my-notebook

46. Which two HTTP methods are commonly used for REST API endpoints in model deployment?

PUT

GET

POST

DELETE

47. What is the purpose of the Pipeline Editor in Elyra?

Optimize model performance

Deploy machine learning models

Debug Python code

Create pipeline visualizations

48. How do you scale a DataScienceCluster instance?

oc scale dsc --replicas=3

oc set dsc-size --size=3

oc edit datasciencecluster

oc scale ai-cluster

49. Which two commands are used to compile and upload a Kubeflow pipeline?

kfp.compiler.Compiler().compile()

kfp.Client().create_run_from_pipeline_func()

kubectl create pipeline

oc upload pipeline

50. Which two Git commands are used to rebase notebook changes?

git reapply

git pull --rebase

git rebase

git commit --rebase

Page 6 of 9

51. How can you list all workbench resources in the openshift-ai namespace?

oc get pods -n openshift-ai

oc get notebooks -n openshift-ai

oc describe ai -n openshift-ai

oc get deployments -n openshift-ai

52. Which tool can be used to monitor ModelMesh deployments in real-time?

TensorBoard

Grafana

Prometheus

Kustomize

53. What OpenShift resource is commonly used to store data connection credentials?

ConfigMap

Secret

PersistentVolume

ServiceAccount

54. How do you stop a workbench without deleting it?

oc scale notebook --replicas=0

oc stop notebook

oc delete pod --grace-period=0

oc pause notebook --no-delete

55. Which library is commonly used for training models in Python?

Matplotlib

TensorFlow

NumPy

Seaborn

56. Which library provides tools for linear algebra and numerical computations in Python?

Pandas

NumPy

Matplotlib

TensorFlow

57. What does the storageUri field specify in a KServe InferenceService?

Runtime version

Model location

Model server name

Inference endpoint

58. Which file format is used to define RoleBindings in OpenShift AI?

JSON

INI

XML

YAML

59. Which field in the DataScienceCluster object specifies resource limits?

spec.limits

spec.resources

spec.quota

spec.capacity

60. Which two features are core to Jupyter notebooks?

Interactive code execution

Real-time collaboration

Log aggregation

Declarative model deployment

Page 7 of 9

61. How do you stop a Jupyter notebook server?

Press Ctrl + S

Press Ctrl + C in the terminal

jupyter stop

oc delete notebook

62. How do you disable idle notebook culling for a specific user?

Set cull.idle_timeout = -1

Use --disable-cull

Set cull-idle: false

Remove cull parameters

63. Which two libraries are used for visualizing training progress in real-time?

TensorBoard

Matplotlib

Pandas

Dask

64. Which command verifies the status of the Open Data Hub installation?

oc get odh -n openshift-ai

oc status -n odh

oc describe cluster odh

oc get subscription -n openshift-operators

65. How do you check the storage class used by a PVC?

oc get pvc

oc describe pvc

oc view pvc

oc debug pvc

66. How do you set idle culling for notebooks in OpenShift AI?

Configure cull.idle_timeout

Set spec.idleTimeout in the notebook resource

Use the odh-culler Operator

Apply a cull-config.yaml

67. Which parameter specifies the Open Data Hub version in a DataScienceCluster?

version

spec.release

spec.version

apiVersion

68. Which two benefits does idle notebook culling provide?

Reduces resource consumption

Improves notebook performance

Prevents notebook deletion

Optimizes cluster capacity

69. What field defines the storage size requested in a PVC?

spec.resources.requests.storage

spec.storage

spec.capacity

spec.size

70. Which function in Flask returns predictions as a JSON response?

response()

render_template()

redirect()

jsonify()

Page 8 of 9

71. How do you view detailed information about a TensorFlow dataset?

dataset.info()

dataset.element_spec

dataset.describe()

dataset.summary()

72. What command scales down a workbench to stop it?

oc stop notebook

oc suspend notebook

oc delete pod

oc scale notebook --replicas=0

73. Which file defines the model server configuration in KServe?

server.yaml

runtime.yaml

inferenceservice.yaml

predictor.yaml

74. What command imports a custom notebook image from an external registry?

oc deploy notebook-image

oc pull

oc import-image

oc tag /:latest

75. How do you restart a workbench pod after making changes?

oc restart pod

oc refresh notebook

oc update notebook

oc delete pod

76. Which two Dockerfile instructions are essential for a custom notebook image?

FROM

RUN

CMD

USER

77. What command deploys the OpenShift AI Operator using the OpenShift CLI?

oc deploy -n ai-system

oc create ai-operator

oc install openshift-ai

oc apply -f odh-operator.yaml

78. Which command deletes a data connection from a workbench?

oc erase connection

oc remove connection

oc patch notebook

oc delete connection

79. Which tool can you use to modify a DataScienceCluster YAML file?

kustomize

ansible-playbook

helm

kubectl-edit

80. What is a requirements.txt file used for in Python projects?

List API endpoints

Specify model parameters

List project dependencies

Save model weights

Page 9 of 9

81. Which Elyra feature allows scheduling of pipeline runs?

Elyra Scheduler

Task Runner

Workflow Orchestrator

Pipeline Scheduler

82. Which two tools can create and push Docker images for KServe runtimes?

Docker

Podman

FastAPI

Flask

83. What is the primary purpose of gradient descent?

Model evaluation

Weight initialization

Optimize model parameters

Data preprocessing

84. What command displays all data science projects in OpenShift AI?

oc show projects

oc list namespaces

oc get projects

oc describe all-projects

85. Which resource in a workbench configuration defines the storage?

spec.storage

spec.pvc

spec.volumeClaim

spec.dataVolume

86. How do you check the status of changes in a Jupyter notebook repository?

git log

git status

git show

git diff

87. Which function in TensorFlow saves a trained model to disk?

model.export()

model.save()

model.store()

model.dump()

88. Which command creates a Persistent Volume Claim (PVC) for a workbench?

oc new-pvc

oc create pvc

oc apply -f pvc.yaml

oc generate pvc

89. What command installs the Dask library for scalable data processing in Python?

pip install numpy

pip install tensorflow

pip install pandas

pip install dask

90. How do you update a Secret for a data connection?

oc edit secret

oc modify secret

oc replace secret

oc update connection

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