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1z0-1084-25 Oracle Cloud Infrastructure 2025 Developer Professional Questions and Answers

Questions 4

Which statement best describes the term "cloud native"?

Options:

A.

Cloud native refers to the process of migrating applications from on-premises infrastructure to the cloud.

B.

Cloud native refers to the use of cloud-based development tools to build traditional on-premises applications.

C.

Cloud native refers to the design and deployment of applications that are optimized for cloud infrastructure.

D.

Cloud native refers to the use of cloud infrastructure to run traditional on-premises applications.

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Questions 5

Which TWO statements accurately describe an Oracle Functions application? (Choose two.)

Options:

A.

A common context to store configuration variables that are available to all functions in the application. A Docker image containing all the functions that share the same configuration.

B.

An application based on Oracle Functions, Oracle Cloud Infrastructure (OCI) Events, and OCI API Gateway services.

C.

A small block of code invoked in response to an OCI Events service.

A logical group of functions.

D.

A Docker image containing all the functions that share the same configuration.

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Questions 6

You deployed a Python application to an Oracle Container Engine for Kubernetes (OKE) cluster. However, while testing you found a bug, which you rectified and then created a new Docker image. You now need to ensure that if this new image does not work once deployed, you should be able to roll back to the previous version. Using kubect1, which strategy should you use?

Options:

A.

Blue/Green Deployment

B.

Canary Deployment

C.

Rolling Update

D.

A/B Testing

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Questions 7

You plan to implement logging in your services that will run in Oracle Cloud Infrastructure (OCI) Container Engine for Kubernetes (OKE). Which statement describes the appropriate logging approach?

Options:

A.

All services log to standard output only.

B.

Each service logs to its own log file.

C.

All services log to an external logging system.

D.

All serviceAAs log to a shared log file.

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Questions 8

What is the difference between blue/green and canary deployment strategies? (Choose the best answer.)

Options:

A.

In blue/green, current applications are slowly replaced with new ones. In canary, the application Is deployed Incrementally to a select group of people.

B.

In blue/green, both old and new applications are in production at the same time. In canary, the application Is deployed incrementally to a select group of people.

C.

In blue/green, current applications are slowly replaced with new ones. In canary, both old and new applications are in production at the same time.

D.

In blue/green, the application Is deployed In minor Increments to a select group of people. In canary, both old and new applications are simultaneously in production.

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Questions 9

Which concept in OCI Queue is responsible for hiding a message from other consumers for a predefined amount of time after it has been delivered to a consumer?

Options:

A.

Maximum retention period

B.

Visibility timeout

C.

Delivery count

D.

Polling timeout

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Questions 10

Oracle Functions monitors all deployed functions and collects and reports various metrics. Which is NOT available when viewing the Application metrics in the Oracle Cloud Infrastructure (OCI) Console?

Options:

A.

The length of time a function runs for.

B.

The number of retries made by the function before failing due to an error.

C.

The number of requests to invoke a function that failed due to throttling.

D.

The number of requests to invoke a function that failed with an error response.

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Questions 11

Which testing measure should be considered when using test cases that simultaneously validate a deployment and perform a selected set of functional tasks?

Options:

A.

Resource Utilization

B.

Functionality

C.

Scalability

D.

Robust Deployment

E.

Resiliency

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Questions 12

You are tasked with developing an application that requires the use of Oracle Cloud Infrastructure (OCI) APIs to POST messages to a stream in the OCI Streaming service. Which statement is incorrect? (Choose the best answer.)

Options:

A.

The Content-Type header must be set to application/json

B.

The request must include an authorization signing string including (but not limited to) x-content-sha256, content-type, and content-length headers.

C.

The request does not require an Authorization header.

D.

An HTTP 401 will be returned if the client's clock is skewed more than 5 minutes from the server's.

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Questions 13

Having created a Container Engine for Kubernetes (OKE) cluster, you can use Oracle Cloud Infrastructure (OCI) Logging to view and search the logs of applications running on the worker node compute instances in the cluster. Which task is NOT required to collect and parse application logs? (Choose the best answer.)

Options:

A.

Create a dynamic group with a rule that includes all worker nodes In the cluster.

B.

Set the OCI Logging option to Enabled for the cluster.

C.

Enable monitoring for all worker nodes in the cluster.

D.

Configure a custom log in OCI Logging with the appropriate agent configuration.

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Questions 14

You are using Oracle Cloud Infrastructure (OCI) Resource Manager to manage your infrastructure lifecycle and wish to receive an email each time a Terraform action begins. How should you use the OCI Events service to do this without writing any code?

Options:

A.

Create a rule in OCI Events service matching the "Resource Manager Stack - Update" condition. Then select "Action Type: Email" and provide the destination email address.

B.

Create an OCI Notification topic and email subscription with the destination email address. Then create an OCI Events rule matching "Resource Manager Job - Create" condition, and select the notification topic for the corresponding action.

C.

Create an OCI Email Delivery configuration with the destination email address. Then create an OCI Events rule matching "Resource Manager Job - Create" condition, and select the email configuration for the corresponding action.

D.

Create an OCI Notifications topic and email subscription with the destination email address. Then create an OCI Events rule matching "Resource Manager Stack - Update" condition, and select the notification topic for the corresponding action.

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Questions 15

Which command is used to get a Docker image from Oracle Cloud Infrastructure Registry (OCIR) to the client machine?

Options:

A.

docker pull .ocir.io//:

B.

docker pull /.ocir.io/:

C.

docker fetch .ocir.io//:

D.

docker fetch /.ocir.io/:

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Questions 16

You are developing a serverless application with Oracle Functions and Oracle Cloud Infrastructure Object Storage. Your function needs to read a JSON file object from an Object Storage bucket named "input-bucket" in compartment "qa-compartment". Your corporate security standards mandate the use of Resource Principals for this use case. Which two statements are needed to implement this use case? (Choose two.)

Options:

A.

Set up a policy to grant all functions read access to the bucket: allow all functions in compartment qa-compartment to read objects in target.bucket.name= "input-bucket'

B.

Set up a policy to grant your user account read access to the bucket: allow user XYZ to read objects in compartment qa-compartment where target.bucket.name= "input-bucket'

C.

Set up the following dynamic group for your function's OCID: Name: read-file-dg Rule: resource.id = "ocid1.fnfunc.oc1.phx.aaaaaaaakeaobctakezjz5i4ujj7g25q7sx5m vr55pms6f4da'

D.

No policies are needed. By default, every function has read access to Object Storage buckets in the tenancy.

E.

Set up a policy with the following statement to grant read access to the bucket: allow dynamic-group read-file-dg to read objects in compartment qa- compartment where target.bucket.name= 'input-bucket'

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Questions 17

(CHK_4>2) Which TWO statements are NOT valid regarding the Oracle Cloud Infrastructure (OCI) Streaming service? (Choose two.)

Options:

A.

OCI Streaming stores all data for 24 hours by default, but that can be extended up to 7 days.B

B.

Although OCI Streaming automatically encrypts all data while in transit, it is the developer's responsibility to encrypt data at rest, if needed.

C.

The throughput of a stream is defined by a partition. A partition provides 1 MB/sec data input and 2 MB/sec data output.

D.

A stream can be configured with either a public or a private endpoint with support for customer managed encryption keys.

E.

OCI Streaming can support up to 2,000 requests per second to each partition.

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Questions 18

You are instructed to automate manual tasks and help software teams manage complex environments at scale using the Oracle Cloud Infrastructure (OCI) services. Which THREE OCI services can be leveraged to securely store and version your application's source code, and automate the building, testing, and deployment of applications to the OCI platform? (Choose three.)

Options:

A.

DevOps

B.

Container Engine for Kubernetes

C.

Oracle APEX Application Development

D.

Resource Manager

E.

Oracle Cloud Infrastructure Registry

F.

Oracle Cloud Logging Analytics

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Questions 19

Which of these is NOT a valid authentication method for accessing an OCI API Gateway deployment?

Options:

A.

HTTP Basic

B.

API Key

C.

OAuth

D.

SAML Token

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Questions 20

Which is NOT a valid backend-type option available when configuring an Oracle Cloud Infrastructure (OCI) API Gateway Deployment?

Options:

A.

HTTP_BACKEND

B.

ORACLE STREAMS_BACKEND

C.

ORACLE_FUNCTIONS_BACKEND

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Questions 21

Which is the smalled unit of Kubernetes architecture?

Options:

A.

Node

B.

Container

C.

Cluster

D.

Pod

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Questions 22

You are building a cloud native serverless travel application with multiple Oracle Functions in Java, Python, and Node.js. You need to build and deploy these functions to a single application named travel-app. Which command will help you complete this task successfully?

Options:

A.

fn function deploy app travel-app--all

B.

fn app deploy --app travel-app --all

C.

fn app --app travel-app deploy --ext java pyljs

D.

fn deploy--app travel-app --all

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Questions 23

You have a containerized application that requires access to an Autonomous Transaction Processing (ATP) Database. Which option is NOT valid when the container is deployed in an OKE cluster? (Choose the best answer.)

Options:

A.

Use Kubernetes secrets to configure environment variables on the container with ATP instance OCID, and OCI API credentials. Then use the CreateConnection API endpoint from the service runtime.

B.

Install the Oracle Cloud Infrastructure Service Broker on the Kubernetes cluster and deploy ServiceInstance and ServiceBinding resources for ATP. Then use the specified binding name as a volume in the application deployment manifest.

C.

Create a Kubernetes secret with contents from the instance Wallet files. Use this secret to create a volume mounted to the appropriate path in the application deployment manifest.

D.

Enable Oracle REST Data Services for the required schemas and connect via HTTPS.

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Questions 24

Which of these is a valid use case for OCI Queue?

Options:

A.

Managing network traffic between services

B.

Storing and retrieving large files

C.

Sending real-time streaming data

D.

Building decoupled and scalable systems

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Questions 25

You need to push a new Docker container image to a repository in the Oracle Cloud Infrastructure (OCI) Registry. Which mechanism must you use to provide authentication?

Options:

A.

Generate an API signing key to complete the authentication via the Docker CLI.

B.

Generate an Auth Token to complete the authentication via the OCI CLI.

C.

Generate an API signing key to complete the authentication via the OCI CLI.

D.

Generate an Auth Token to complete the authentication via the Docker CLI.

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Questions 26

Which statement about microservices is FALSE?

Options:

A.

They are typically designed around business capabilities.

B.

It is fairly common for them to communicate with HTTP.

C.

Multiple microservices can run in one process.

D.

They are independently deployable.

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Questions 27

Your company has recently deployed a new web application that uses Oracle Functions. Your manager instructs you to implement monitoring metrics to manage your systems more effectively. You know that Oracle Functions automatically monitors functions on your behalf and reports metrics via Oracle Cloud Infrastructure (OCI) Monitoring. Which TWO metrics are collected and made available by this feature? (Choose two.)

Options:

A.

Amount of CPU used by a function

B.

Length of time a function runs

C.

Number of times a function Is removed

D.

Amount of RAM used by a function

E.

Number of times a function is invoked

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Questions 28

Which two "Action Type" options are NOT available in an Oracle Cloud Infrastructure (OCI) Events rule definition? (Choose two.)

Options:

A.

Email

B.

Streaming

C.

Slack

D.

Functions

E.

Notifications

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Questions 29

Which TWO are characteristics of microservices? (Choose two.)

Options:

A.

Microservices communicate over lightweight APIs.

B.

Microservices can be implemented in limited number of programming languages.

C.

All microservices share a data store.

D.

Microservices are hard to test in isolation.

E.

Microservices can be independently deployed.

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Questions 30

Your team has been tasked with debugging a Cloud Native application developed using the following Oracle Cloud Infrastructure (OCI) services: Object Storage, Events, Functions, API Gateway, and Autonomous Database. Which of these is NOT a valid option for troubleshooting issues in OCI? (Choose the best answer.)

Options:

A.

View service metric information from the OCI Monitoring service.

B.

Configure the application to send logs to the OCI Logging service.

C.

Use OCI Service Connector Hub to configure a service connector to automatically send logs to the OCI Logging Analytics service.

D.

Trace performance issues In the Application Performance Monitoring service by enabling Function traces.

E.

Leverage OCI Cloud Guard to extract and visualize the debug logs generated by your application.

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Exam Code: 1z0-1084-25
Exam Name: Oracle Cloud Infrastructure 2025 Developer Professional
Last Update: Jul 10, 2025
Questions: 100

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