Download Developing OpenSocial Applications.C2040-415.TestKing.2015-05-08.39q.vcex

Vendor: IBM
Exam Code: C2040-415
Exam Name: Developing OpenSocial Applications
Date: May 08, 2015
File Size: 23 KB
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Demo Questions

Question 1
Marco is creating an OpenSocial gadget that would retrieve and show dynamically created data. 
Which approach can result in performance improvement?
  1. Disable image pre-loading.
  2. Use Cache-Control HTTP header.
  3. Load all external content using Ajax.
  4. Deliver all resources from external domains.
Correct answer: B
Explanation:
answer is true.
answer is true.
Question 2
What are the functions used to read and write OpenSocial data collectively known as?
  1. AppData
  2. Data API
  3. JavaScript API
  4. OpenSocial Persistence API
Correct answer: D
Explanation:
authenticated answer.
authenticated answer.
Question 3
What is provided by OpenSocial support in IBM Connections?
  1. OpenSocial only provides support for embedded experiences when used with IBM Notes.
  2. OpenSocial integration with IBM Connections provides the Activities application user interface. 
  3. OpenSocial support in IBM Connections provides the reference implementation for other vendors to evaluate specification compliance against.
  4. OpenSocial provides support for activity streams, embedded experiences, and OAuth allowing standards-based integration with in-house or third-party applications.
Correct answer: D
Explanation:
verified answer.
verified answer.
Question 4
A developer can only use which method to authorize users in an OpenSocial gadget?
  1. LTPA
  2. SAML
  3. OAuth
  4. basic authorization
Correct answer: C
Explanation:
answer is straight.
answer is straight.
Question 5
OAuth does not require a specific interaction pattern which makes it ideal for which reason?  
  1. For cases where OpenID is required and available to the consumer.
  2. For cases where OpenID is not required but is available to the consumer. 
  3. For cases where authentication credentials are unavailable to the consumer.
  4. For cases where authentication credentials are always available to the consumer.
Correct answer: A
Explanation:
selected answer is okay.
selected answer is okay.
Question 6
OAuth Authentication is done in three steps. First, the consumer obtains an unauthorized request token. 
Next, the user authorizes the request token. 
What is the third step?
  1. The user authorizes the access token.
  2. The consumer authorizes the access token.
  3. The user exchanges the request token for an access token.
  4. The consumer exchanges the request Token for an access token.
Correct answer: C
Explanation:
actual answer.
actual answer.
Question 7
Proxy access is configured per gadget. An administrator can restrict access beyond the settings for server access or for all server access. 
What file is used for this configuration?
  1. proxy-policy.config
  2. proxy-policy.dynamic
  3. proxy-configuration.policy
  4. proxy-policy.dynamic.config
Correct answer: B
Explanation:
answer is suitable.
answer is suitable.
Question 8
Francois would like to build an OpenSocial gadget. 
Why might Francois choose to use an OpenSocial Template for his gadget?
  1. OpenSocial Templates do not require well-formed XML which will save development time.
  2. OpenSocial Templates allow the developer to customize the gadget to a specific device and platform.
  3. OpenSocial Templates allow developers to easily build gadgets with relatively little or no JavaScript coding.
  4. OpenSocial Templates have built-in optimization that improves performance and response time to the end user.
Correct answer: B
Explanation:
exact answer.
exact answer.
Question 9
Why would a developer choose to use the gadgets.io.makeRequest over osapi.http.get?
  1. The endpoint is non-trusted.
  2. The endpoint requires HTTPS.
  3. The endpoint requires OAuth support.
  4. The endpoint is hosted in a different domain.
Correct answer: C
Explanation:
outclass answer.
outclass answer.
Question 10
When creating an embedded OpenSocial gadget, which two data models are used?
  1. CSS
  2. XML
  3. HTML
  4. JSON
  5. JavaScript
Correct answer: BD
Explanation:
valid answer.
valid answer.
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