You Manage a Three-Tier Web Application Consisting of an Autoscaled

question 604

Multiple Choice

You manage a three-tier web application consisting of an autoscaled web proxy tier, an autoscaled application tier, and an Amazon RDS database tier. You use a load balancer to distribute requests from end users to the web proxy tier and another, internal load balancer to distribute requests between the web tier and the application tier. After deploying a small database schema update, you notice that all of your web and application instances have been terminated. What may have caused this?

• A) Your load balancers use an HTTP health check, and the page relies on retrieving data from your database.
• B) Your load balancer use TCP health checks to provide application-level health checks.
• C) The cooldown period of the Auto Scaling group is too short, so the instances do not have enough time to recover from an issue.
• D) Your Auto Scaling group health check type is set to "EC2" to check that the instances themselves are healthy.

Illustrate the principle of extinction in classical conditioning.

Understand the sociological perspectives on the role and impact of education.

Comprehend the effects of social class on educational opportunities and outcomes.

Recognize the concept and implications of cultural capital in education.

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Definitions:

Wholesaler

Firm engaged in buying, taking title to, often storing, and physically handling goods in large quantities, then reselling the goods (usually in smaller quantities) to retailers or industrial or business users.

Derived Demand

Demand for a product or service that arises from the demand for another product or service, such as the demand for steel being derived from the demand for cars.

Home Permits

Refers to the official approvals or licenses issued by local government agencies allowing for the construction, renovation, or major alteration of a house or residential building.

Resellers

Businesses that purchase products from manufacturers or wholesalers and then sell them to consumers or other businesses.