300-910 Online Practice Questions and Answers

FILL BLANK

Fill in the blanks to complete the line of Python code that sends a message to a Webex Teams room or person.

FILL BLANK Fill in the blanks to describe the concepts of extending DevOps practices to the network for NetDevOps. NetDevOps builds and manages networks as a system that enables network services to be consumed in a DevOps approach. Organizations practicing NetDevOps see changes in the _________ as routine and expected activities, with a well-

defined and practiced process for _________ , testing, and __________ network changes. By making them routine, network changes can be small and simple.

Which two practices help make the security of an application a more integral part of the software development lifecycle? (Choose two.)

A. Add a step to the CI/CD pipeline that runs a dynamic code analysis tool during the pipeline execution.

B. Add a step to the CI/CD pipeline that runs a static code analysis tool during the pipeline execution.

C. Use only software modules that are written by the internal team.

D. Add a step to the CI/CD pipeline to modify the release plan so that updated versions of the software are made available more often.

E. Ensure that the code repository server has enabled drive encryption and stores the keys on a Trusted Platform Module or Hardware Security Module.

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

Refer to the exhibit.

A developer is creating a script to test APIs. The Cisco Webex API and a CI/CD pipeline are tested to ensure that the script runs without problems. The script is executed without issues locally, but the CI/CD system returns the error shown. What is the problem with the script?

A. The CI/CD system is configured incorrectly to import the dependencies to the code

B. The code is pushed incorrectly to the CI/CD system

C. The version of Python is wrong in the CI/CD pipeline

D. The CI/CD system is configured incorrectly to download the required dependencies

Refer to the exhibit.

A Python script implements a logger server. The log receives a message from Base that contains this text: TextMessage. How is the log formatted?

A. Base Alter: TextMessage

B. Undefined: TextMessageBase

C. TextMessage -> Base

D. TextMessage -> Alter Base

Refer to the exhibit.

A docker-compose.yml file implements a postgres database container.

Which .gitlab-ci.yml code block checks the health status of the container and stops the pipeline if the container is unhealthy?

A. Option A

B. Option B

C. Option C

D. Option D

What is the purpose of using sysprep when developing a Microsoft Windows-based golden image process?

A. prepares a new host to accept a hard drive image built on another machine

B. removes all host-specific information and components from the local machine

C. installs all the latest security patches and OS updates to the local machine

D. writes the local hard drive image to an ISO file that can be deployed to another machine

What is a practice of infrastructure as code?

A. Use multiple version control systems

B. Document as much as possible

C. Configure the deployment consistently

D. Test, integrate, and deploy once a day

An organization is developing an application using Git. Each team member is assigned to work on specific parts of the application. At the end of each task, individual code parts are merged in the main build.

Which two requirements should be implemented to increase the likelihood of continuous integration? (Choose two.)

A. Changes must be scheduled to deploy at a specific time that has minimal traffic

B. Changes must include automated tests

C. Changes must be validated during deployment to the production environment

D. Smaller, individually testable changes must be merged first

E. Team members must be responsible for the code committed by any team member