Practical Cisco 300-910 Preparation Exams Online

NEW QUESTION 1

Refer to the exhibit. A developer needs to scale the existing pods within the worked nodes. Which object should be edited to achieve this goal?

• A. ReplicaSet
• B. PriorityClass
• C. Deployment
• D. Pod

Answer: A

NEW QUESTION 2
Which two characteristics of a build tool that is used in an automated build pipeline? (Choose two.)

• A. It runs unit tests against code that is committed.
• B. It builds your software on the production environment.
• C. It builds your software when changes are committed.
• D. It builds your software every 500 milliseconds.
• E. It must have a plug-in for Puppet and Maven.

Answer: AC

NEW QUESTION 3
When DevOps practices are integrated into an existing organization, which two characteristics are positive indicators of DevOps maturity? (Choose two.)

• A. mean time between success
• B. mean time to recover
• C. cone testing
• D. change lead time
• E. age of codebase

Answer: BD

NEW QUESTION 4
What are two reasons a Docker golden image should be updated? (Choose two.)

• A. when there is a change to a username or password in the Docker secrets
• B. when the application has a new release
• C. when a fix for a security vulnerability is released
• D. when a change is needed to an environment variable in the Dockerfile
• E. when the base image is nearing the end of life

Answer: BC

NEW QUESTION 5
A new version of an application is being released by creating a separate instance of the application that is running the new code. Only a small portion of the user base will be directed to the new instance until that version has been proven stable. Which deployment strategy is this example of?

• A. recreate
• B. blue/green
• C. rolling
• D. canary

Answer: D

NEW QUESTION 6
Which Docker command is used to start an interactive Bash shell in a running container named “test”?

• A. docker attach -it test /bin/bash
• B. docker run -it test /bin/bash
• C. docker exec -it test /bin/bash
• D. docker run test /bin/bash

Answer: C

NEW QUESTION 7
A company has experienced serious growth and the hosted applications are getting more and more hits. Based on the increased work load, applications have started to show signs of reduced performance, which is affecting the user experience.
Which two server metrics should be tracked to ensure that the customer experience remains within acceptable limits? (Choose two.)

• A. application feature sprawl
• B. CPU peak usage
• C. CPU average usage
• D. microservices count
• E. CPU frequency

Answer: BC

NEW QUESTION 8

Refer to the exhibit. What is the user doing with Drone in this automated test?

• A. testing Alpine Linux versus Ubuntu Linux
• B. testing a PostgreSQL DB against multiple architectures
• C. testing only the amd64 architecture
• D. testing PostgreSQL deployment in an Alpine Linux VM

Answer: D

NEW QUESTION 9
Which method is a safe way to provide a username/password combination to an application running as a service in a Docker container?

• A. encode the value with base64 in a secure DNS CTEXT entry
• B. as an environment variable in the Dockerfile
• C. Docker environment variable
• D. Docker secrets

Answer: D

NEW QUESTION 10
Which type of security testing should be performed as a part of a CI/CD pipeline by analyzing the source code itself without compiling the code into a running executable?

• A. Dynamic Application Security Testing
• B. Runtime Application Health-Protection
• C. Continuous Application Security Testing
• D. Static Analysis Security Testing

Answer: D

NEW QUESTION 11
Which two elements help to secure your API keys? (Choose two.)

• A. ramdomness
• B. SHA1
• C. triple AES
• D. rotation
• E. dictionary

Answer: AC

NEW QUESTION 12

Refer to the exhibit. How should the Jenkins job be troubleshooted based on the error provided?

• A. Verify what the responding file created.
• B. Update pip.
• C. Install dependencies.
• D. Place the code in a container and run the job again.

Answer: A

NEW QUESTION 13
How does eliminating hardcoded or default passwords help to secure an environment?

• A. helps by enforcing your password in a repository and storing it in a secure vault
• B. helps to manage passwords centrally
• C. helps penetration testing team to focus on other issues more efficiently
• D. helps by removing back doors in your environments

Answer: A

NEW QUESTION 14
A DevOps engineer must validate the working state of the network before implementing a CI/CD pipeline model. Which configuration management tool is designed to accomplish this?

• A. Jenkins
• B. Genie CLI
• C. Travis CI
• D. Python YAML data libraries

Answer: A

NEW QUESTION 15
What are two benefits of Infrastructure as Code? (Choose two.)

• A. It enables continuous integration.
• B. It allows for management control.
• C. It ensures consistency.
• D. It improves application monitoring.
• E. It reduces risk.

Answer: CE

NEW QUESTION 16
Which interface is most commonly used to integrate logging, monitoring, and alerting applications into your CI/CD pipeline?

• A. AMQP
• B. SNMP
• C. SSH
• D. REST

Answer: C

NEW QUESTION 17
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