Developing Applications using Cisco Core Platforms and APIs (DEVCOR) v1.0
Question 1
Which two types of organization are subject to GDPR? (Choose two.)
- A. only organizations that operate outside the EU
- B. any organization that offers goods or services to customers in the EU
- C. only organizations that have offices in countries that are part of the EU
- D. any organization that operates within the EU
- E. only organizations that physically reside in the EU
Answer : BD
Reference:
https://www.cisco.com/c/en/us/products/security/comply-with-GDPR.html
Question 2
What is a benefit of continuous testing?
- A. increases the number of bugs found in production
- B. enables parallel testing
- C. removes the requirement for test environments
- D. decreases the frequency of code check-ins
Answer : B
Question 3
What is a characteristic of a monolithic architecture?
- A. It is an application with multiple independent parts.
- B. New capabilities are deployed by restarting a component of the application.
- C. A service failure can bring down the whole application.
- D. The components are platform-agnostic.
Answer : C
Reference:
https://medium.com/koderlabs/introduction-to-monolithic-architecture-and-microservices-architecture-b211a5955c63
Question 4
What are two principles according to the build, release, run principle of the twelve-factor app methodology? (Choose two.)
- A. Code changes are able to be made at runtime.
- B. Separation between the build, release, and run phases.
- C. Releases should have a unique identifier.
- D. Existing releases are able to be mutated after creation.
- E. Release stage is responsible for compilation of assets and binaries.
Answer : BC
Reference:
https://www.bmc.com/blogs/twelve-factor-app/
Question 5
What is a well-defined concept for GDPR compliance?
- A. Data controllers must confirm to data subjects as to whether, where, and why personal data is being processed.
- B. Personal data that was collected before the compliance standards were set do not need to be protected.
- C. Compliance standards apply to organizations that have a physical presence in Europe.
- D. Records that are relevant to an existing contract agreement can be retained as long as the contract is in effect.
Answer : A
Question 6
Given an application that implements a basic search function as well as a video upload function, which two load-balancing approaches optimize the application's user experience? (Choose two.)
- A. Video upload requests should be routed to the endpoint using an intermediate hop.
- B. Search requests should be routed to the endpoint with lowest round-trip latency.
- C. Video upload requests should be routed to the endpoint with lowest round-trip latency.
- D. Video upload requests should be routed to the endpoint with highest data throughput.
- E. Search requests should be routed to the endpoint with highest data throughput.
Answer : CE
Question 7
A developer is working on a bug fix. The existing branch named 'bugfix05328' needs to be merged with the current working primary branch named
'prim404880077'. All changes must be integrated into a single commit instead of preserving them as individual commits. Which git command must be used?
- A. git checkout ג€" ג€"squash bugfix05328
- B. git merge ג€" ג€"squash bugfix05328
- C. git rebase ג€" ג€"merge bugfix05328
- D. git push ג€" ג€"rebase bugfix05328
Answer : B
Question 8
[1]
needs to be removed so that the commit is performed and branches merged. Which git command must be used to unstage the file?
[1]
[1]
[1]
[1]
Answer : C
Question 9
A developer has completed the implementation of a REST API, but when it is executed, it returns a 401 error message.
What must be done on the API to resolve the issue?
- A. Access permission to the resource must be granted, before the request.
- B. Configure new valid credentials.
- C. The requested API endpoint does not exist, and the request URL must be changed.
- D. Additional permission must be granted before the request can submitted.
Answer : D
Question 10
Refer to the exhibit. Many faults have occurred in the ACI environment and a sample of them needs to be examined.
Which API call retrieves faults 31 through 45?
- A. GET https://apic-ip-address/api/class/faultInfo.json\?order-by=faultInst.severity|desc&page=1&page-size=15
- B. GET https://apic-ip-address/api/class/faultInfo.json\?order-by=faultInst.severity|desc&page=2&page-size=15
- C. GET https://apic-ip-address/api/class/faultInfo.json\?order-by=faultInst.severity|desc&page-size=30
- D. GET https://apic-ip-address/api/class/faultInfo.json\?order-by=faultInst.severity|desc&page=2&page-size=30
Answer : B
Question 11
Refer to the exhibit. The cURL POST request creates an OAuth access token for authentication with FDM API requests.
What is the purpose of the file `@token_data` that cURL is handling?
- A. This file is a container to log possible error responses in the request.
- B. This file is given as input to store the access token received from FDM.
- C. This file is used to send authentication-related headers.
- D. This file contains raw data that is needed for token authentication.
Answer : D
Question 12
DRAG DROP -
Drag and drop the expressions from below onto the code to implement error handling. Not all options are used.
Select and Place:
Answer : 
Question 13
User report that they can no longer able to process transactions with the online ordering application, and the logging dashboard is displaying these messages.
Fri Jan 10 19:37:31.123 EST 2020 [FRONTEND] INFO: Incoming request to add item to cart from user 45834534858
Fri Jan 10 19:37:31.247 EST 2020 [BACKEND] INFO: Attempting to add item to cart
Fri Jan 10 19:37:31.250 EST 2020 [BACKEND] ERROR: Failed to add item: MYSQLDB ERROR: Connection refused
What is causing the problem seen in these log messages?
- A. The database server container has crashed.
- B. The backend process is overwhelmed with too many transactions.
- C. The backend is not authorized to commit to the database.
- D. The user is not authorized to add the item to their cart.
Answer : A
Question 14
Refer to the exhibit. An Intersight API is being used to query RackUnit resources that have a tag keyword set to `Site`.
What is the expected output of this command?
- A. list of all resources that have a tag with the keyword ג€Siteג€
- B. error message because the Value field was not specified
- C. error message because the tag filter should be lowercase
- D. list of all sites that contain RackUnit tagged compute resources
Answer : A
Question 15
A user is receiving a 429 Too Many Requests error.
Which scheme is the server employing that causes this error?
- A. rate limiting
- B. time outs
- C. caching
- D. redirection
Answer : A