An Application Displays a Status Dashboard

question 20

Multiple Choice

An application displays a status dashboard. The status is updated by 1 KB messages from an SQS queue. Although the status changes infrequently, the Developer must minimize the time between the message arrival in the queue and the dashboard update. What technique provides the shortest delay in updating the dashboard?

• A) Retrieve the messages from the queue using long polling every 20 seconds.
• B) Reduce the size of the messages by compressing them before sending.
• C) Retrieve the messages from the queue using short polling every 10 seconds.
• D) Reduce the size of each message payload by sending it in two parts.

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Definitions:

Decisive Action

Taking firm and clear actions in a swift manner to resolve an issue, make a choice, or advance towards a goal.

Temporary Solutions

Short-term fixes intended to address problems until more permanent solutions can be implemented.

Integrative Negotiation

A negotiation strategy focused on collaborating with the other party to find solutions that satisfy the interests of all parties involved.

Superordinate Goals

Objectives that require the cooperation and effort of two or more groups or individuals, which can help reduce conflict by establishing common interests.