A Web Service Runs on Amazon EC2 Instances Behind an Elastic

question 644

Multiple Choice

A web service runs on Amazon EC2 instances behind an Elastic Load Balancing (ELB) load balancer. External clients must whitelist specific public IP addresses in their firewalls to access the service. What load balancer or ELB feature should be used for this application?

• A) Network Load Balancer
• B) Application Load Balancer
• C) Classic Load Balancer
• D) Load balancer target groups

---

Definitions:

Monetary Policy

Actions taken by the Board of Governors of the Federal Reserve System to influence the money supply or interest rates.

Federal Reserve System

The central banking system of the United States, responsible for monetary policy, bank regulation, and the stability of the financial system.

GDP

Gross Domestic Product, the total market value of all goods and services produced within a country in a specific time period, used as a broad measure of overall economic performance.