A Customer Has a Web Application That Uses Cookie Based

question 499

Multiple Choice

A customer has a web application that uses cookie Based sessions to track logged in users. It is deployed on AWS using ELB and Auto Scaling. The customer observes that when load increases. Auto Scaling launches new Instances but the load on the easting Instances does not decrease, causing all existing users have a sluggish experience. Which two answer choices independently describe a behavior that could be the cause of the sluggish user experience? (Choose two.)

• A) ELB's normal behavior sends requests from the same user to the same backend instance
• B) ELB's behavior when sticky sessions are enabled causes ELB to send requests in the same session to the same backend instance
• C) A faulty browser is not honoring the TTL of the ELB DNS name
• D) The web application uses long polling such as comet or websockets. Thereby keeping a connection open to a web server tor a long time

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Definitions:

Expansionary Monetary Policy

A form of monetary policy where the central bank increases the money supply and decreases interest rates to stimulate economic growth.

Net Exports

The value of a country's total exports minus its total imports, representing the net effect of international trade on an economy’s spending balance.

Demarcation

The act of setting boundaries or distinguishing differences between things, often used to establish sectors within fields or professions.

Commercial Banks

Financial institutions that accept deposits, offer checking account services, and provide business, personal, and mortgage loans.