A Company Wants to Host a Web Application on AWS

question 395

Multiple Choice

A company wants to host a web application on AWS that will communicate to a database within a VPC. The application should be highly available. What should a solutions architect recommend?

• A) Create two Amazon EC2 instances to host the web servers behind a load balancer, and then deploy the database on a large instance.
• B) Deploy a load balancer in multiple Availability Zones with an Auto Scaling group for the web servers, and then deploy Amazon RDS in multiple Availability Zones.
• C) Deploy a load balancer in the public subnet with an Auto Scaling group for the web servers, and then deploy the database on an Amazon EC2 instance in the private subnet.
• D) Deploy two web servers with an Auto Scaling group, configure a domain that points to the two web servers, and then deploy a database architecture in multiple Availability Zones.

---

Definitions:

Continuous Cardiac Monitoring

The ongoing tracking of heart activity to detect abnormal heart rhythms or conditions in real-time.

Pulse Oximetry

A non-invasive method to measure the oxygen saturation level (SpO2) of the blood, generally using a sensor placed on a thin part of the patient's body, like a fingertip or earlobe.

12-Lead ECG

A diagnostic tool that records the electrical activity of the heart from 12 different directions, providing comprehensive information about heart function.

Electrodes

Conductive pads or probes used in medical equipment to detect electrical activity in the body, such as in ECGs or EEGs.