Which of the following services allows you to distribute load across multiple EC2 instances?

Elastic Load Balancing
Elastic Load Balancing automatically distributes incoming application traffic across multiple Amazon EC2 instances. It enables you to achieve greater levels of fault tolerance in your applications, seamlessly providing the required amount of load balancing capacity needed to distribute application traffic.

What service distributes incoming traffic across multiple instance?

Elastic Load Balancing automatically distributes your incoming traffic across multiple targets, such as EC2 instances, containers, and IP addresses, in one or more Availability Zones.

Which of the following will configure your load balancer to distribute incoming requests evenly to all EC2 instances across multiple availability zones?

With cross-zone load balancing, each load balancer node for your Classic Load Balancer distributes requests evenly across the registered instances in all enabled Availability Zones.

Does Amazon support region based services?

All Amazon services support region based services. All Amazon services support region-based services.

Which load balancers support EC2 Classic?

ELB works at both layer 4 (TCP) and 7 (HTTP) and is the only load balancer that works in EC2-Classic, in case you have a very old AWS account. Also, it’s the only load balancer that supports application-defined sticky session cookies; in contrast, ALB uses its own cookies, and you have no control over that.

Which service automatically distributes traffic across multiple resources?

Elastic Load Balancing (ELB) is a load-balancing service for Amazon Web Services (AWS) deployments. ELB automatically distributes incoming application traffic and scales resources to meet traffic demands.

Does ALB support TCP?

A: Yes. Network Load Balancers support both TCP, UDP, and TCP+UDP (Layer 4) listeners, as well as TLS listeners.

Which service would you use to send alerts based on Amazon CloudWatch alarms?

Amazon Simple Notification Service
Using Amazon CloudWatch alarms, you can set up metric thresholds and send alerts to Amazon Simple Notification Service (SNS).

Which of the services will help in better availability?

Load balancer and Auto scaling are the two services which will help in better availability.

Is EC2 a regional service?

For example EC2 instances are regional.

How many EC2 instances does a company need to run a service?

A company runs a web service on Amazon EC2 instances behind an Application Load Balancer. The instances run in an Amazon EC2 Auto Scaling group across two Availability Zones. The company needs a minimum of four instances at all times to meet the required service level agreement (SLA) while keeping costs low.

How can I see the costs of running EC2 resources?

By going to the Amazon EC2 dashboard. Here you can see the costs of the running EC2 resources. By seeing the AWS (Amazon Web Service) Cloud Trail logs. By using the AWS (Amazon Web Service) Trusted Advisor dashboard. This dashboard will give you all the costs.

How many EC2 instances do I need to be SLA compliant?

The SLA is mandatory to be compliant, so answer is C because keep the SLA as mandatory and 6 EC2 are the less expensive option. Breaching an SLA can be much more expensive than having all 6 instances up and running.

How many instances can be launched from one availability zone?

Answer : C The correct option is to deploy the instances in three Availability Zones and launch two instances in each Availability Zone. Even if one of the AZs goes out of service, still we shall have 4 instances available and the application can maintain an acceptable level of end-user experience.