A Developer Is Asked to Implement a Caching Layer in Front

question 65

Multiple Choice

A Developer is asked to implement a caching layer in front of Amazon RDS. Cached content is expensive to regenerate in case of service failure. Which implementation below would work while maintaining maximum uptime?

• A) Implement Amazon ElastiCache Redis in Cluster Mode
• B) Install Redis on an Amazon EC2 instance.
• C) Implement Amazon ElastiCache Memcached.
• D) Migrate the database to Amazon Redshift.

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Definitions:

Structural Features

The various physical shapes, formations, or attributes that make up an area or object, especially relating to geology.

Volcanic Eruptions

Explosive events where magma, ash, and gases are expelled from a volcano.

Materials

Substances or components with specific physical and chemical properties, used in the construction or manufacturing of objects.

Continental Drift

The concept of the movement of continents and other landmasses across the surface of the Earth.