Questions for the 300-910 were updated on : Dec 16 ,2025
DRAG DROP
Drag and drop the code snippets from the bottom onto the boxes in the code to complete the
docker-compose y ml and the mdex.js files to enable network communication between the
containers of a Redis instance and a Node js web application The application must be reachable on
the host via port 4001 Not all options are used
None
Explanation:
Ports
Radis-server
8081
4001
DRAG DROP
Drag and drop the code snippets from the bottom onto the boxes in the code to send a notification to
a Cisco Webex space named NOC that has an ID of ab12cd. Not all options are used
None
Explanation:


DRAG DROP
Refer to the Exhibit.
Refer to the exhibit A DevOps engineer must deploy two microservices The deployment must be
installed in a new Kubernetes cluster. The microservices currently run in Docker and are managed by
using the provided docker-compose yml file Drag and drop the steps from the left into order on the
right to successfully deploy the microservices
None
Explanation:
Step 1 – create a persistent volume claim to bund a volume to a pod.
Step 2 – create a persistent volume for the database.
Step 3 – create a deployment to run the database image.
Step 4 – create a service to expose the database port
Step 5 – create deployment to run the microservices 1 and microservices 2 images
Step 6 – create a service to expose the MS1 and MS2 ports
An application communicates with multiple third-party services that use API keys When stress
testing the system, developers must change the URLs of the third-party services The application must
run on port 5000. but the developers must be able to change the port at runtime if required Which
configuration management approach simplifies the development workflow and reduces the
configuration changes?
C
What is a principle of chaos engineering?
B
DRAG DROP
Refer to the Exhibit.
Drag and drop the code snippets from the bottom onto the boxes in the code in the Ansible playbook
to restart multiple services in the correct sequence Not all options are used
None
Explanation:
All
Reboot
reloaded
An IT team at a SaaS company has this Cl/CD pipeline
Developers push code to the central repository by using Git.
The code is packaged and sent by an automated process to the staging environment where the tests
are executed again automatically
If the automated tests pass in staging the code is pushed to production
Which change improves the Cl/CD pipeline?
C
A development team is using Cl/CD during application development During the latest releases
runtime vulnerabilities have been indicated to address these vulnerabilities. a complete redesign oí
the affected applications were required To overcome this issue black box testing has been proposed.
What must be used to automate this testing within a Cl/CD pipeline.
A
An engineer is developing a script that must call an API using a static Bearer token Which solution
securely protects the credentials from being retrievable from the source code?
A)
A)
B)
C)
D)
A
A developer is containerizing an application. The container "devnetprotf' has been run in detached
mode to output the container ID with the command
Which command must be used to start an interactive Bash she« m the running container?
B
Refer to the Exhibit.

Refer to the exhibit A DevOps engineer is responsible for monitoring a mission-critical app During
normal operations, when opening the application dashboard, it has been noticed that Ecom-Tier1
suddenly turns partially red Which action must be taken to address the Ecom-Tier1 turning red?
A
DRAG DROP
Refer to the Exhibit.
Drag and drop the steps in Garter’s public cloud management framework from the left into the order
on the right.
None
Explanation:
Step 1 – plan
Step 2 – reduce
Step 3 – track
Step 4 – mature
Step 5 – optimize
What is included in ansible playbook instructions?
B
Refer to the exhibit.
Which CI solution uses this file?
A
DRAG DROP
Drag and drop the tools from the left onto the tools function on the right Not all options are used.
None
Explanation:


