LinkedIn Rest APIs assessment answers

LinkedIn Rest API Assessment Answers

Are you searching for LinkedIn Rest API Assessment Answers? You’re lending at the right place, here you will get 100% correct answers from the experts.

The LinkedIn Skill Assessments feature allows you to demonstrate your knowledge of the skills you’ve added to your profile. Job posters on LinkedIn can also add Skill Assessments as part of the job application process. This allows job posters to more efficiently and accurately verify the crucial skills a candidate should have for a role.

The topics in the REST API assessment include:

API Security
Consuming APIs
Designing APIs
Documenting APIs
Implementing APIs
Measuring APIs

Question Format
Multiple Choice

Language
English

LinkedIn Rest API Assessment Questions and Answers

Q1. What’s the difference between these two snippets?

Q1. What type of relationship is defined as one resource existing only if another parent resource exist-for example, pages in a book?

Partial
dependent
associative
linked

Q2. Which URL pattern s recommended when working with one resource and a collection of resources?

/companies/{id} and/company
/company/{id} and/companies
/companies/{id} and/companies
/company/{id} and/company

Q3. When dealing with JSON web Tokens (JWTs), what is a claim?

data in the token
Ownership
a permission
and integer

Q4. Which REST constraint specifies that knowledge and understanding obtained from one component of the API should be generally applicable elsewhere in the API?

Uniform Interface
Client-Server
Stateless
Cacheable

Q5. What would you enable to allow a browser on another site to make an AJAX request to your API?

HTTP
REST
OPTIONS
CORS

Q6. APIs commonly use webhooks to **\*\*\*\***\_\_\_\_**\*\*\*\***.

notify other systems of an event
catch error faster
improve error logging
log additional data

Q7. What is the underlying goal of all APIs?

to add new technologies to an organization’s infrastructure.
to share features and functionality with another system.
to move infrastructure to the cloud.
to appease the latest digital transformation effort.

Q8. Which is a common command-line tool for using or exploring an API?

bash
curl
ssh
PowerShell

Q9. What is the modern specification for describing an API?

OpenAPI (Swagger)
WALL
WSDL
OAuth

Q10. Which HTTP verb is normally used to update or create a resource in an API?

SUBMIT
WRITE
POST
CREATE

Q11. What is one benefit of server-side caching in APIs?

The mobile app works better.
It improves uptime.
It offers better security.
It reduces the load on servers.

Q12. Your API resource does no allow deletion, and a client application attempted to delete the resource. What HTTP response code should you return?

409 Conflict
400 Bad Request
406 Not Acceptable
405 Method Not Allowed

Q13. What is OpenID Connect?

an identity layer on top of OAuth 2.0
the new name for SAML 3.0
a modern replacement for API keys
an SSO competitor for OAuth 2.0

Q14. What is one benefit of GraphQl over REST approaches?

flexible querying/responses
more stable APIs
compatible with more gateways
more secure by default

Q15. Which REST constraint specifies that there should be no shared context?

Stateless
Client-Server
Uniform Interface
Cacheable

Q16. What purpose does a User-Agent serve?

It identifies the user ID.
It identifies the client application or SDK.
It identifies if the API should expect a user authentication.
It identifies if the API should accept microservice traffic.

Q17. If you were to add versioning by using the Accept and Content-Type header, what would be the correct format of the header value?

application/JSON
application/json_version2
text/HTML
application/vnd.my app.v2+json

Q18. What is one benefit that OAuth provides over an API key approach?

A token is encrypted.
A token is encoded.
A token is scoped to the use case.
A token can be shared between systems.

Q19. The ability to execute the same API request over and over again without changing the resource’s state is an example of _.

stateless architecture
idempotency
a uniform interface
coachability

Q20. What component can you use to wrap legacy architectures or protocols into a REST interface for easier consumption and integration?

API proxy
API gateway
OpenAPI
OAuth authorization server

Q21. What protection does a JSON Web Token (JWT) offer to mitigate tampering with its contents?

transport over SSL
encrypted payload
a signature
encoded payload

Q22. What OAuth term is used to represent permissions?

token
scope
claim
backchannel

Q23. What additional type of token would you see when using OpenID Connect?

ID token
refresh token
access token
auth code token

Q24. What should you add to a Cache-Control response header to specify that a response should not be stored in an intermediary cache?

no-proxy
client-only
restricted
private

Q25. Which OAuth grant type can support a refresh token?

Authorization Code Grant
Client Credentials Grant
Implicit Grant
Authentication Grant

Q26. Using OAuth, what scope would you request for write access to the API?

It varies from API to API.
admin
write
read-write

Q27. Which property would you use to include subresources directly into a JSON document?

\_embedded
resources
subresources
\_links

Q28. What is the best way to track SDK and version usage?

tracking downloads
Accept headers
user agents
polling users

Q29. Which REST constraint allows for the presence of caching, routing, and other systems between the client and server?

Layered System
Stateless
Client-Server
Cacheable

Q30. Which content is best to include in your documentation?

your tech stack
the reasoning for your naming schema
your mission statement
sample code

Q31. What metric tracks overall availability for your API?

Response Time
Time to First Hello World
TTL
Uptime

Q32. What is the recommended method and URL pattern for retrieving a specific user?

GET /user/{id}
GET /users/{id}
GET /user?id={id}
GET /users?id={id}

Q33. What is the purpose of a link relation?

to describe relationships between resources or actions
to describe subresources related to the current one
to link two resources together
to describe a resource and its purpose

Q34. When building SDKs, which languages should you support?

Java, Javascript, and .NET
and you can support
PHP, Python, and Go
the languages that your target users use

Q35. Which property would you use to include references to other resources in a JSON document?

resources
_embedded
subresources
_links

Q36. What is OAuth?

an authorization framework for granted delegated access
an approach to single sign-on for APIs
a method for API authentication
HTTP Basic Authentication 2.0

Q37. What should your API documentation describe?

JSON
HTTP
common use cases
your tech stack

Q38. What is the purpose of an OAuth refresh token?

to share user profile information
to update an API configuration
to keep a web session active
to retrieve an access token

Q39. What is Time to First Hello World?

how long it takes for a developer to do something with your API
how long it takes to start a new programming language
how long it takes to install your SDK
how long it takes to read your documentation

Q40. Which response header tells the client and intermediaries that the response is not to be cached anywhere?

Cache-State: none
Expires:-1
Cache-Control: no-cache
Cache-Control: no-store

Q41. What component hides the distinctions or boundaries between various microservices from end-client applications?

API gateway
API logging
a layered system
API proxy

Q42. The textbook approach to API versioning is to use _____.

common knowledge
URLs
no versioning
the Accept header

Q43. Which is the most secure method to transmit an API key?

URL parameter
Authorization header
Base64 encoding
Basic Auth

Q44. Within Oauth, what component validates the user’s identity?

client
not specified
authorization server
resource server

Q45. API traffic that is entirely internal to your organization is normally called ____?

inbound traffic
north-south traffic
internal traffic
east-west traffic

Q46. What is the best approach for requesting JSON instead of XML from an API?

Add .json to the URL.
APIs do not use XML.
Use the Content-Type header.
Use the Accept header.

Q47. When a user attempts to access a record that is not their own, which HTTP response code is the most appropriate?

403
404
401
405

Q48. Which is a benefit of using an API gateway?

HTTP verbs
JSON payloads
HTTP response codes
rate limiting/throttling

Q49. API testing must be treated as ______?

red team testing
white box testing
blue box testing
black-box testing

Q50. Which HTTP verb is used in a CORS preflight request?

PUT
POST
GET
OPTIONS

Q51. Which response header will tell the client that the response is cached for 1 minute?

Expires: 1 minute
Cache-Control: max-age=60
Expires: 1 January 2020
Cache-Expires: max-age=60

Q52. What is the concept that allows an API client to explore an API via links embedded in payloads?

hypermedia
link relations
parsing
browsing

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LinkedIn Rest APIs assessment answers

LinkedIn Rest API Assessment Answers

LinkedIn Rest API Assessment Questions and Answers

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