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350-901 Developing Applications using Cisco Core Platforms and APIs (DEVCOR) is now Stable and With Pass Result | Test Your Knowledge for Free

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350-901 Practice Questions

Developing Applications using Cisco Core Platforms and APIs (DEVCOR)

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Total Questions : 434

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Question # 41

Refer to the exhibit.

Question # 41

Which two functions are performed by the load balancer when it handles traffic originating from the Internet destined to an application hosted on the file server farm? (Choose two.)

Options:

A.  

Terminate the TLS over the UDP connection from the router and originate an HTTPS connection to the selected server.

B.  

Terminate the TLS over the UDP connection from the router and originate an HTTP connection to the selected server.

C.  

Terminate the TLS over the TCP connection from the router and originate an HTTP connection to the selected server.

D.  

Terminate the TLS over the TCP connection from the router and originate an HTTPS connection to the selected server.

E.  

Terminate the TLS over the SCTP connection from the router and originate an HTTPS connection to the selected server.

Discussion 0
Question # 42

Which two principles are included in the codebase tenet of the 12-factor app methodology? (Choose two.)

Options:

A.  

An application is always tracked in a version control system.

B.  

There are multiple codebases per application.

C.  

The codebase is the same across all deploys.

D.  

There can be a many-to-one correlation between codebase and application.

E.  

It is only possible to have one application deployment per codebase.

Discussion 0
Question # 43

What securely stores and encrypts the API keys and tokens that are used for an application deployment?

Options:

A.  

ITSM

B.  

Artifactory

C.  

GitHub

D.  

Vault

Discussion 0
Question # 44

How does the use of release packaging allow dependencies to be effectively managed during deployments?

Options:

A.  

dependencies are staggered between multiple releases

B.  

designed to prevent any dependencies between release units

C.  

dependencies are tested after the release is deployed

D.  

removal of release units if they have issues in testing

Discussion 0
Question # 45

Refer to the exhibit.

Question # 45

Which set of API requests must be executed by a Webex Teams bot after receiving a webhook callback to process messages in a room and reply with a new message back to the same room?

Question # 45

Options:

A.  

Option A

B.  

Option B

C.  

Option C

D.  

Option D

Discussion 0
Question # 46

Refer to the exhibit.

Question # 46

A developer must review an intern's code for a script they wrote to automate backups to the storage server. The script must connect to the network device and copy the running-config to the server. When considering maintainability, which two changes must be made to the code? (Choose two.)

Options:

A.  

Rename the class to "ArchiveManager".

B.  

The code is incorrect because the class does not have an__init__() method.

C.  

The command sent to the network device is incorrect.

D.  

Refactor the code placing the "for" loop steps inside a single nc method.

E.  

The intern must use IP addresses because DNS is unreliable.

Discussion 0
Question # 47

What is a consideration for using gRPC as the model-driven telemetry protocol on a Cisco IOS XE device?

Options:

A.  

XML-based transmission format

B.  

works in dial-out mode

C.  

human-readable transmission format

D.  

works in call-out mode

Discussion 0
Question # 48

Refer to the exhibit.

Question # 48

Refer to the exhibit A Docker swarm service is currently running m a local data center The service is hosting an HTML website it the container fads then the service becomes unavailable The design must meet these requirements

• The service must be highly available and resilient against a data center outage.

• The service must be accessible from a single URL

• The HTTP session must remain on the server from which the original request was sent

• Failure of the server must force the client to reconnect

Which two design approaches must be used to meet the requirements? (Choose two.)

Options:

A.  

Create another swarm cluster within a data center and deploy a secondary instance of the service.

B.  

Create another node in the swarm duster to scale the service across the nodes over two replicas.

C.  

Configure an external load balancer to route requests to the swarm service by using session persistence

D.  

Scale the Docker swarm service to 2 and set endpoint-mode to DNSRR instead of the default value of VIP

E.  

Configure a routing mesh to route requests to the swarm service by using NAT on the network side

Discussion 0
Question # 49

Which two techniques protect against injection attacks? (Choose two.)

Options:

A.  

input validation

B.  

trim whitespace

C.  

limit text areas to 255 characters

D.  

string escaping of user free text and data entry

E.  

only use dropdown, checkbox, and radio button fields

Discussion 0
Question # 50

Drag and drop the code from the bottom onto the box where the code is missing to stop the REST API requests if a 'Too Many Requests" response is received Not all options are used.

Question # 50

Options:

Discussion 0
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