Cisco 200-901 Practice Test - Questions Answers, Page 10
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List of questions
Related questions
What is a requirement when authenticating a RESTCONF API session with a router that runs Cisco IOS XE Software?
No authentication is required.
OAuth must be used.
A token must be retrieved and the associated string must be embedded in the X-Auth-Token header.
Basic authentication must be used.
Which API must an engineer use to change a netmask on a Cisco IOS XE device?
Meraki
SD-WAN
RESTCONF/YANG
DNAC
A developer creates a script that configured multiple Cisco IOS XE devices in a corporate infrastructure. The internal test environment is unavailable, and no maintenance window is available to test on a low-priority production environment.
Which resource is used to test the code before it is applied to the production environment?
Code Exchange
Cisco Support
Cisco DevNet Learning Labs
Cisco DevNet Sandbox
Which tool is used to block all traffic to the domain by using a single API call?
Cisco Firepower
Cisco AMP
Cisco Umbrella
Cisco ISE
Refer to the exhibit.
A process running on the host wants to access the service running inside this Docker container. Which port or ports are used to make a connection?
only outbound connections between 3000 and 5000 are possible
port 3000
any port between 3000 and 5000
port 5000
What are two security benefits of a Docker-based application? (Choose two.)
natively secures access to secrets that are used by the running application
guarantees container images are secured and free of vulnerabilities
easier to patch because Docker containers include only dependencies that the application requires
prevents information leakage occurring when unhandled exceptions are returned in HTTP responses
allows for separation of applications that traditionally run on the same host
A local Docker alpine image has been created with an image ID of a391665405fe and tagged as “latest”. Which command creates a running container based on the tagged image, with the container port 8080 bound to port 80 on the host?
docker build -p 8080:80 alpine:latest
docker exec -p 8080:80 alpine:latest
docker start -p 8080:80 alpine:latest
docker run -p 8080:80 alpine:latest
Refer to the exhibit.
Which function does the EXPOSE line perform when building an image from this Dockerfile?
Local port 8080 of the container that launched with this docker image is accessible from co-hosted containers and external clients.
Local port 8080 is not reachable at all because no IP address is specified along with the EXPOSE command of the Dockerfile.
Local port 8080 is accessible from other containers running on the same docker host as the container that launched with this docker image.
Local port 8080 of the container that launched with this docker image is accessible to external clients.
Which two elements are foundational principles of DevOps? (Choose two.)
organizing cross-functional teams over organizational silos
designing applications as microservices
encouraging containers for the deployment of applications
automating over documenting
optimizing the cost of infrastructures
Which platform is run directly on top of a hypervisor?
bare metal systems
virtual machines
containers
applications
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